The stem and external sealing areas are protected with additional seawater sealing gaskets. 12-Point Flange Bolt Specifications. A193 Grade B7 is the most commonly used Bolt specification coupled with A194 Grade 2H Nuts for Bolting Carbon Steel pipeline. Features • • Sold•in•Individual•Sets•or•Box•Quantities. This PTFE coating include a tensile strength of up to 4,000 psi & an operating pressure up to 100,000psi. Molybdenum di-sulphide or Nickel powder anti-seize compounds. (9) Bolting materials suitable for high-temperature service with austenitic stainless steel valve materials. For these reasons, it is not practical to provide a single bolt torque chart or formula that is accurate for all situations. Required torque calculations for proper bolt elongation are made based on threaded fastener. is india's leading Astm A193 Grade B7 Bolts Suppliers, bolts stockist, bolts suppliers, bolts exporters and importer ,bolts dealers, stockholders, indentor, bolts manufacturers, retailers, wholesaler, bolts distributors, traders, specialized in delivering consignments on time by means of Express Courier Services DHL, FedEx, UPS, TNT, etc. to the remote locations. Lubricant should not be applied to the gasket or. Pipe Size Range: 3/4" ~ 36" Hex Bolts we supply a wide range of heavy duty bolting for joints in structural steel. Due to the absence of nut locking oxides after extensive exposure to corrosive environments, fasteners with Finish PTFE fluoropolymer coated process do not need to be removed by torching, cutting or nut splitting. 8 headed bolts, Structural Bolts and Machine Screws. HEAVY HEX NUTS ASSEMBLED. Cadmium plating results in a smoother surface and greater resistance to white oxidation spots than zinc plating. Bolts Manufacturer, Suppliers & Washers Exporters in Mumbai(India) known asM P JAIN. FelPro-Only. Features • • Sold•in•Individual•Sets•or•Box•Quantities. For bolting specifications that do not have a published proofload, it is usually calculated at 92% of minimum yield strength. My ASTM A193 B7 chart does not show specs for an M27 PTFE bolt, but it does show for a 1" x 8 TPI PTFE bolt, which would be very close to an M27 x 3mm (1. These b16 hex bolts can be used in high tensile bolting in boilers, pressure vessels, valves, pipeline flanges and fittings, intended for use in high-pressure or high-temperature service range between -20ºF (-30ºC) to +1100ºF (+593ºC). These are highly used in navy, off shore and chemical industries. BOLT SPECIFICATIONS For Standard ANSI Flanges Flange Designation Bolt Qty. PTFE Coated Bolts have a Low Coefficient of Friction - The coefficient of friction of PTFE is generally in the range of 0. We supply all size bolts & stud bolts at great price. bolts, set screws, stud bolts, nuts, and washers), meeting clients' exacting demands for critical applications in hostile environments. It takes more force to tighten a 3/4-10 bolt than to tighten a 318-16 bolt because it is larger in diameter. One end of the stud will mate with a standard nut and the other end will mate with a tapped component. Body Cast iron A126 CL. php(143) : runtime-created function(1) : eval()'d code(156) : runtime-created function(1) : eval. A193-B7 Suggested Assembly Torque Values The tapped hole or nut must have an equal or greater proof load than the stud's minimum ultimate tensile strength. DeZURIK AWWA BUTTERFLY VALVES TECHNICAL A10 Torque Screw 3–12" (80–300mm) 316 Stainless Steel, ASTM A276, Type 316 B7 Stop Nut Steel, AISI 1018. Home>Crusher and Mill >mill certificate a193b7 bolt and nuts. Torque Values are in ft. Torque specs Find the most up-to-date torque spec listings in electronic format. Torque specs Find the most up-to-date torque spec listings in electronic format. It is recommended that the induced stress not be allowed to exceed 80% of the yield strength. bolting torque table 5a - cold. They are also commonly referred to as hex cap screws or machine bolts. Extensive testing and field use have proven that the future of coated fastener's lies with Fluoropolymer coatings. iNTerChANGeABiliTy Many parts including balls, stems, seats, and stem and body seals are interchangeable between different models of the same size valve. Will teflon coating the bolt & nut withstand? What I mean to say is will the teflon last while tightening nut & bolt? 2. Lubrication of bolts, nuts and nut facings 5. Inventory MSI Supply stocks B7 stud bolts from 1/2" - 2" diameter in: Plain (black) finish, Teflon Blue, and Cad Plating. Grand packing PTFE Gasket PTFE Ball seat PTFE Cap bolt Carbon steel Handle Ductile iron Materials Parts Material ASTM Spec. COM :: (949) 218-0026 Part Number Description Diameter Length Recommended Pack Qty Cost/Pack B7-. Hydraulic stud tensioners. Available Torque Values for Full Face 1/16" thick gaskets in ANSI B16. And can offer with salt spray checking report. Recommended bolt Torque Recommended torque ratings are based on lightly lubricated A193 B7 bolts and A194 2H nuts. AmeriBolt, Inc. Bolt and Stud Length Requirements for Resistoflex Plastic-Lined Pipe and Fittings. Torque values calculated from formula T=KDF, where Coatings such as Teflon or Xylan offer extremely low coefficients of friction. STUD BOLTS ASTM A193 GRADE B7 B16. K - constant. Carbon Steel Fasteners specifications Materials - Carbon Steel Bolts in ASTM A307 (Grades A and B) ASTM A307 is the standard specification for carbon steel bolts, studs, and threaded rods of 60000 PSI tensile strength in sizes from ¼ inch to 4 inches in diameter. Stud Threads Dia. All Copper Bolts, A193 B8m Bolts, A193 B8 Bolts and Titanium Fasteners at Low Price. # 4 Neither 15,000 psi compressive stress on the gasket (crush point) or 60,000 psi bolt stress (60% of bolt yield for a A193 B7 bolt) should be exceeded. Heavy Hex Bolts. Torque wrench d. 5 ksi while the allowable at ambient is 25 ksi, I wind up always "overstressing" the bolts jt RE: Correct Torque for Bolt Stress. We maintain the highest standards of quality and service by combining experience and the latest manufacturing technology available. ASTM A193 Grade B16 is a grade specification for bolts, studs, screws, threaded rods and other external threaded fasteners for high tensile bolting in boilers, pressure vessels, valves, pipeline flanges, and fittings intended for use in high temperature, high-pressure service or other special purpose applications. We Thoroughly Understand The Catastrophic Damage A Sub Standard Fastener Can Cause. All gasket cutting is done by Fort Worth Gasket & Supply in the United States of America. Home>Crusher and Mill >mill certificate a193b7 bolt and nuts. 8 headed bolts, Structural Bolts and Machine Screws. Serving your fastener needs since 1962 Thank you for looking at our interactive catalog. Hypereutectic Pistons with Teflon Coated Skirts and Low Tension Ringsfor reduced friction and horsepower requirements Even Firing Order with Internal Balance Shaftfor vibration-free operation Tuned Split-Plenum Intakedelivers significantly more torque and/or power throughout the engine speed range High Flow Water Pumpfor maintaining optimum. ) Raised Face Ring Joint 1/2" - 150# 4 1/2 2-1/2. 8 HEAVY NUTS We are Stockholder & Distributors of Threaded Bars, Hex Head Bolts, Stud Bolts, Nuts & Washers in High Tensile Steel, Carbon Steel, Alloy Steel & Stainless Steel. API Spec 6A refers to grade B7 and B7M. In addition, a proper bolt torque value can be inconsistent from fastener-to-fastener due to several factors including variations in material, coatings, surface finishes, fit tolerances, installation method, etc. Flanged connections are common on larger valve sizes. Required torque calculations for proper bolt elongation are made based on threaded fastener. Sep 11, 2016 · The only exception is when a flange requires hydraulic bolt tensioning and the additional length of bolt to be exposed outside the nut will be specified. Crosshead pin is full floating type, secured in place by cap pin and bolt. Fine thread series (UNF/UNRF) is commonly used in precision applications and in there where require a higher tensile strength than the coarse thread series. Salt spray time: 2 hours, 24 hours, 48 hours, 96 hours, 1000 hours we can do as per need. The specification for ASTM A193 covers alloy and stainless steel bolting for pressure vessels, valves, flanges, and fittings for high temperature or high pressure service, or other special purpose applications. ASTM A193 B7 stud bolts with ASTM A194 2H Heavy hex nuts passed ISO certiifcation FOB Price: US $0. Values in this chart are advisory only, all applications vary. The most widely used application is on B7 studs with 2H nuts. The above Table is applicable only for ASTM A320 Grade B8, Class 2 and A193 Grade B8, Class 2 Stud Bolts. Torque values listed above should be exceeded only when necessary to effect a seal. l7 stud torque spec *Make-up torque for "black" or "plated" B7/L7 bolts and 2H nuts. Stud Bolts, ASTM. Rec'd/Avail. Hex bolts, screws and studs property classes is consists of two numbers which is separated by a decimal point like 8. The torque values in our torque tables are based on using ASTM A193 Grade B7 studs and 2H heavy hex nuts lubricated with never seize. Bolts are graded by tensile strength and are easily identified by the number of slash marks on the head of the bolt. These are made up of premium grade components sourced from reliable vendor of the industry. check the current price of astm a320 grade l7 nuts before you buy from astm a320 l7 bolts suppliers India. A screw thread is a ridge wrapped around a cylinder or cone in the form of a helix, with the former being called a straight thread and the latter called a tapered thread. 8 zinc plated finish bolts. B7 Full thread studs - Hex Bolts, ASTM A193 Great B7 Full Threaded Rods, Alloy Steel Nuts and Chemical Stud in High Tensile Materials offered by Aanuraj Industries, Vasai, Maharashtra. torque for use during assembly of standard face dimension FRP pipe flanges. Consult the bolt manufacturer for specifications. Stock includes galvanized, zinc, yellow zinc, plain finish and Teflon fasteners in grades 2/5/8, A325 and more. is your source for ASTM A193 B7 Studs and A193 B7 Stud Bolts in a variety of finishes including B7 Blue Xylan Studs, B7 Zinc Plated Studs, and B7 Hot Dip Galvanized Stud Bolts. Whitford Xylan Coatings. TAGS: ASTM A193 Grade B8 Class 2 Bolts : A193 B8M,Astm A93 grade B8M,A193 B8M Class 2,Astm A193 B8M,B8M Bolts,B8M Studs,Grade B8M,B8M Stainless,Astm A193 Grade B8M Stud Bolts etc Viha Steel is your source for ASTM A193 B8M Class 2 Bolts from 1/4" to 2" Diameter in multiple lengths with standard or custom thread lengths. Cadmium plating results in a smoother surface and greater resistance to white oxidation spots than zinc plating. The material qualities for studs are defined in the different ASTM standards, and are indicated by Grade. you can mail to [email protected] Due to the wide variation of FRP flange materials, designs, and manufacturing processes, the user must confirm that torque. A193 B7 Cadmium Plated Stud Bolts are made with alloy steel for high temperature service. We ensure safe packing. Whitford Xylan Coatings. All users of technical information supplied by Boltmasters Pty Ltd are cautioned that such material may be revised or withdrawn at any time without notice. We ship nationwide. 8 - Thread series (8UN) is the specified thread forming method for several ASTM standards including A193 B7, A193 B8/B8M, and A320. Additional requirements may be imposed by media characteristics, trim, and frequency of valve operation. Tap end studs are also sometimes referred as double end stud bolts. Stainless Steel Bolts and Stainless Steel Stud Bolts are considered to be threaded fasteners that can be mated with a nut and a stud is a headless fastener that is externally threaded. to the remote locations. Bolt Torque Values for ASME B16. PTFE Coated Bolts are Nonwetting - Since surfaces coated with PTFE are both oleophobic and hydrophobic, they are not readily wetted. Xylan is a dry film lubricant designed for use on various types of oem components, fasteners and bolts to prevent corrosionylan coating uses xylan 1424 xylan 1424 is an environmentallyfriendly, voc compliant coating that reduces makeup and breakout torque by up to 70metal coatings corpaintains a huge stock of coated b7. Frequently used grades are A193 for thread rods and A194 for the nuts. Manufacture of Stainless Steel Hexagon Head Bolts & Screws Manufacture of High Tensile Strength Stainless Steel Hexagon Head Bolts & Screws in Grades A2-70, A2-80, A2-100, A4-70, A4-80, A4-100 in ISO Metric Coarse Thread, ISO Metric Fine Thread, UNC Unified Coarse Thread, UNF Unified Fine Thread, UNEF Unified Extra Fine Thread, BSW British Standard Whitworth Thread, BSF British Standard Fine. B7 DIN EN 10269. page 73b) Bolt material grade. The calculator below can be used to calculate the torque required to achieve a given axial bolt force or load. 21 specifications. au1439 call +6 1 3 8335 0001. Rotation angle method Bolt tightening is controlled by the angle. Tighter corrosion tensions are achieved with less requeired torque with B7 Teflon Stud Bolts. This grade of bolt is commonly used for fastening of medium high temperature service materials. bonneyforge. Manufacture of Stainless Steel Hexagon Head Bolts & Screws Manufacture of High Tensile Strength Stainless Steel Hexagon Head Bolts & Screws in Grades A2-70, A2-80, A2-100, A4-70, A4-80, A4-100 in ISO Metric Coarse Thread, ISO Metric Fine Thread, UNC Unified Coarse Thread, UNF Unified Fine Thread, UNEF Unified Extra Fine Thread, BSW British Standard Whitworth Thread, BSF British Standard Fine. Since 30% of yield for a 193-B7 stud is 31. PRODUCT CATALOGUE & SPECIFICATION GUIDE Stud Bolts & Heavy Hex Bolts 75 B7 75 B16 76 12 Bolt, 16 Bolt, 20 Bolt, 24 Bolt Torque / Tightening Coeffi cients 99. Air impact gun c. heavy duty seals for high pressure. check the current price of ptfe coated lead screw before you buy ptfe coated stainless steel screws from India. Got something to say? Scribble it on a virtual napkin, fold it up and drop it right here. When located in position the square under head slots into the hole, preventing rotation when tightening. Manufacturer is reported to be Sun Fasteners located in Ningbo, China. additional torque applied to the nut will only stretch the bolt. When assembling flange connections, always use a full complement of clean, new high strength A193-B7 bolting. Sep 28, 2013 · Read http://www. Choose from our selection of bolts, including hex head screws, socket head screws, and more. B7 Full thread studs - Hex Bolts, ASTM A193 Great B7 Full Threaded Rods, Alloy Steel Nuts and Chemical Stud in High Tensile Materials offered by Aanuraj Industries, Vasai, Maharashtra. See Xylan 1424 Color Chart; Xylan 1425 - Waterborne, dry-film lubricant formulated with PTFE and MoS2 specifically for high-pressure, low speed wear applications. PTFE Coated Threaded Rod at best price in India. 5 Replacing Meter Body Center Section I Table 29 Replacing Meter Body Center Section Do not use specifications for head bolt torque given n Step 9 of Table 29. Under/over tightening of fasteners can result in costly equipment failure or personal injury. Flange Bolt Torque Sequence and Torque Table - A Complete Bolt Tightening Procedure Flange joints require proper tightening to avoid the leak of the fluid from the joint. Our bolting spec calls for this size bolt to have 690 ftlbs of torque to achieve 40,000 psi indicated bolt stress. 19) Flexitallic does not generally recommend a bolt stress above 60,000 PSI. Metal Coatings Corp maintains a huge stock of PTFE coated bolts, from B7 studs & 2H nuts, available for same-day shipping in a wide variety of sizes. Inventory MSI Supply stocks B7 stud bolts from 1/2" - 2" diameter in: Plain (black) finish, Teflon Blue, and Cad Plating. The desired geometry of the nut or bolt decides what standard to use. This table shows the mechanical properties of B7, Grade 5 and Grade 8: GRADE GRADE 5 ASTM A193 B7 (Chromium Molybdenum) GRADE 8 (Heat Treated After Threading) TENSILE STRENGTH 120,000 PSI minimum 125,000 PSI minimum 1,100°F tempering temp 150,000 PSI minimum YIELD STRENGTH 92,000 PSI minimum 105,000 PSI minimum minimum 130,000 PSI minimum ROCKWELL HARDNESS C25-C34Read more. Torque Values are in ft. Contact your HYTORC rep for a copy specific to your tool. in for astm a320 l7 stud bolts price list. These gaskets meet API 601 specifications and can be domestic product on request. With 120,000 square feet of manufacturing space we have the ability to supply large scale heavy construction projects as well as small same day specials. Torque goes into tensioning and overcoming friction. Stud Engineer’s stud Necked stud Bi-hexagon 12 point bolt and nut Socket head Capscrew Hexagon nut Lock nuts Heavy series nut Lid retaining nut Slotted nut Castle nut All metal Prevailing torque nut Nylon insert Prevailing torque Nut Round nut capnut wingnut Washer Spacer Pin Split pin Taper pin Spring pin Plug Eyebolt Lifting Bolts. 23 Section 6 Appendix 12/21/01 RCR15 Series Rotary Cutters 312-556M Land Pride Section 6 Appendix Torque Values Chart for Common Bolt Sizes in-tpi1 N · m2 ft-lb3 N · m ft-lb N · m ft-lb mm x pitch4 N · m ft-lb N · m ft-lb N · m ft-lb. Metric Recommended Bolt Torque. Torque values assume that Nickel Anti-Sieze thread lubricant is used. Hex bolts, screws and studs property classes is consists of two numbers which is separated by a decimal point like 8. This standard covers screws, studs, bolts and stud bolts, forged, rolled or strain hardened bars. The above Table is applicable only for A193 Grade B7 and A193 Grade B16 Stud Bolts. After the valve has been installed between flanges and all flange bolts have been tightened, slowly turn the disc and check for freedom of disc movement. Size Recommended Torque; Grade 2 Grade 5 Grade 8 18-8 S/S Grade 2, 5, and 8 values are for slightly lubricated bolts. Gaskets are flat and meet ASME B16. per/inch (Inch) TPI 0. in exotic alloys (Metric and Imperial). Stud Bolts With flange connections, Stud Bolts are typically used to join two flanges together in conjuntion with a gasket to make a tight seal. Series 44 (400)/600/H600 A great quantity of possible configurations makes of this valve of 3 pieces, the more versatile of the market: diverse construction materials and seals, different operation ranges, several connection types, as well as multiple options, the they either transform into the best for each application manual or automated. The foundation of most installation procedures for standard flange gaskets was the B7 bolt. COM :: (949) 218-0026 Part Number Description Diameter Length Recommended Pack Qty Cost/Pack B7-. Stud Bolts, ASTM A193/A193M and ASME … Stud Bolts, ASTM A193/A193M and ASME SA193/SA193M, Grade B7 Stud with 2H Heavy Hex Nut, Plain, Assembly The information below lists the required dimensional, chemical and physical characteristics of the products in this purchase order. Stud Bolts Manufactured By INDANA STEEL Carry A Warranty Of 24 Months. Grade B7 bolts are commonly used in pipe flange connections. Ball valves. D Valve Assembly and Cross Section 7 Dimensions and Weights 8 B5 Design Features 11 Valve Assembly and Cross Section 14 Dimensions and Weights 15 B7 Design. Expanded PTFE Products Restructured PTFE • Fire Tested to API 607 Specifications ASTM A193 B7 Bolts with Machined Ends. Torque Proper bolt torque is required to achieve appropriate bolt tension and elongation. Tradewell Ferromet Pvt Ltd can provide Cold Forged & Hot Forged Carbon Steel Nuts / Non Standard Special Carbon Steel Nuts with complete material compliance. offer reduced torque in high temperature, high cycle, and steam service applications. Special Materials available : B8T, Titanium, Duplex, Super Duplex, Monel 400, K500, Hastlloy, Incoloy, Inconel, Nimonic, Aluminium, etc. Low torque requirements mean smaller actuators. The intent of this torque table is to find the balance between bolt yield and allowable gasket stress to achieve a long-term reliable seal. Regardless weather you want a teflon blue A193 B7 stud bolts (we consider very standard), or teflon black B-16 hex bolts, we are experts at PTFE coated fasteners. Bolting can be purchased with a variety of different coatings, which are designed to protect the bolt material from corrosion. Consult LGT Engineering for flange bolt-up procedure, target bolt stresses, and guidelines for non-standard connections. 8 HEAVY NUTS We are Stockholder & Distributors of Threaded Bars, Hex Head Bolts, Stud Bolts, Nuts & Washers in High Tensile Steel, Carbon Steel, Alloy Steel & Stainless Steel. Polyterafluoroethyene (PTFE) é majorily usado para o tratamento de Fastners em indústrias de petróleo e química. SERVICE RELATED OPTIONS. Hypereutectic Pistons with Teflon Coated Skirts and Low Tension Ringsfor reduced friction and horsepower requirements Even Firing Order with Internal Balance Shaftfor vibration-free operation Tuned Split-Plenum Intakedelivers significantly more torque and/or power throughout the engine speed range High Flow Water Pumpfor maintaining optimum. U BOLT,BOLT AND NUTS,U CLAMP 2. Hydraulic stud tensioners. Steel Nuts for Stud Bolts (ASTM A194) - Projectmaterials. They are also commonly referred to as hex cap screws or machine bolts. Preferred Pipe Size Contact I. bolt Torque Sequence Finger-tighten all nuts and bolts. Boltport uses Alloy Steel AISI 4140 bar stock or forging stock to produce B7 headed and non-headed bolts. Dramatic improvements in efficiency, life expectancy and corrosion resistance are claimed to be imparted to Nut and Bolt connectors by the application of a low friction PTFE coating. "Please be aware of a failure with PTFE coated B7 Studs. Jul 21, 2017 · MASTERCOTE Fasteners Tri- Star is a high quality specialty fastener manufacturer for all kinds of fastener products with stringent specifications. afindustrial. Bolting can be purchased with a variety of different coatings, which are designed to protect the bolt material from corrosion. Buy Super Duplex Fasteners in UK from Siddhagiri, one of the leading Bolts and Nuts suppliers in Europe. (g) Torque the first two studs at diametrically opposite locations, 1 and 2 in Figure 1 to a maximum of 30% of the final torque value specified in. PLEASE CONTACT US FOR PRICING ON PTFE COATED WASHERS, NUTS AND HEX HEAD FASTENERS [email protected] STUD BOLTS ASTM A193 GRADE B7 B16. 21 specifications. Thus Quality Will Not Be A Challenge For The Procurement Team When You Are Buying From Us. The type and size of the port can. Regardless weather you want a teflon blue A193 B7 stud bolts (we consider very standard), or teflon black B-16 hex bolts, we are experts at PTFE coated fasteners. Metal Coatings Corp maintains a huge stock of PTFE coated bolts, from B7 studs & 2H nuts, available for same-day shipping in a wide variety of sizes. 150# Flanged Cast Steel Gate Valve SHARPE - SERIES 35114 | 5A Bolt B7 Steel ASTM A193 6 Bonnet Carbon Steel ASTM A216 7 Back Seat 410 Stainless Steel. Bolt Types Available: Hex Bolts, Shoulder Bolts. bolting torque table 3 - use only with a193 b8, cl1 bolts at 540°c - 650°c on uninsulated flanges. com The torque values can only be achieved if nut (or tapped hole) has a proof load greater than or equal to the bolt's minimum ultimate tensile strength. If bolts are to be torqued "dry", increase wrench setting by 20%. SERVICE RELATED OPTIONS. Tighter corrosion tensions are achieved with less requeired torque with B7 Teflon Stud Bolts. A193 B7 A194 2H Stud Bolt and Nut Manufacturer Landee Supplies A193 B7 A194 2H Stud Bolts, Nuts and in other Optional Materials, from 1/4 to 4 Inches. Specifications • BS 3692 Gr 8. A 50% yield target is desirable to maintain torque and achieve appropriate spring back. Regardless if your projects needs B7 blue studs or Xylan 1424 4b7 blue hex bolts, we have them both, and even do specials. 9 • ASTM A325 High Strength Bolts • Torque Shear Type High Strength Bolts. B7 Heavy hex bolts are ideal for industrial and structural bolting application with high-temperature or high-pressure service environment. Stud Bolts - Bolting Torque Tables - Table 5 - PTFE coated. 5, one can use either square head machine bolts or studs for making a joint. Rec'd/Avail. used bolts or studs 3. that torque values do not exceed pipe manufacturer's torque recommendation. 5 ksi while the allowable at ambient is 25 ksi, I wind up always "overstressing" the bolts jt RE: Correct Torque for Bolt Stress. (g) Torque the first two studs at diametrically opposite locations, 1 and 2 in Figure 1 to a maximum of 30% of the final torque value specified in. A193 B7 A194 2H Stud Bolt and Nut Manufacturer Landee Supplies A193 B7 A194 2H Stud Bolts, Nuts and in other Optional Materials, from 1/4 to 4 Inches. (8) Mechanical property requirements for studs shall be the same as for bolts. The intent of this torque table is to find the balance between bolt yield and allowable gasket stress to achieve a long-term reliable seal. We also stock Duplex steel Bolts. These b16 hex bolts can be used in high tensile bolting in boilers, pressure vessels, valves, pipeline flanges and fittings, intended for use in high-pressure or high-temperature service range between -20ºF (-30ºC) to +1100ºF (+593ºC). Assured Automation offers many distinct types of quarter-turn valve actuators. Metric Recommended Bolt Torque. Check tightness of fasteners periodically. Available in a wide range of colors. 800-826-3801 281-484-8325; [email protected] Stock includes galvanized, zinc, yellow zinc, plain finish and Teflon fasteners in grades 2/5/8, A325 and more. Stud Bolts Manufactured By INDANA STEEL Carry A Warranty Of 24 Months. Cleaning and painting of bare steel bolts in the field is likely to be difficult, expensive, and in some cases, not feasible. Xylan Coated Bolts. It can widely vary as a result of many factors. Stud Bolts With flange connections, Stud Bolts are typically used to join two flanges together in conjuntion with a gasket to make a tight seal. Service Manual Supplement July 2016 Fastener Torque Specifications 4 SAE and Metric Fastener Torque Specifications SAE Plain and Zinc Plated Hex and Socket Head Cap. To take a look, visit our website today. They have a liquid quench range of 50 to 900 degrees Fahrenheit and an air quench range of -40 to 900 degrees Fahrenheit. When bolting dis-similar liner materials, use the lower torque value. hex bolt is a bolt with a hexagonal head shape and generally used in construction works of. check the current price of astm a320 grade l7 nuts before you buy from astm a320 l7 bolts suppliers India. These include Bolts, Double End, Tap End and All-Thread Studs, etc. Bolts broke while tightening at a Dow Chemical plant at Sarnia, Ontario, Canada. per/inch (Inch) TPI 0. From manufacturing lines to the race track, nothing comes close to an impact wrench for loosening and fastening lug nuts and other types of bolts. bolt Torque Sequence Finger-tighten all nuts and bolts. Extensive testing and field use have proven that the future of coated fastener's lies with Fluoropolymer coatings. Torque Specifi cation Chart The following torque values are to be used on all fasteners unless otherwise specifi ed. CARBON STEEL PIPE FLANGES TO ANSI B16. Hobson Engineering Co Pty Ltd HOME. Inherent Fire Safe Disc-Seat sealing was achieved by torque force evenly loaded on disc laminated seal edge, which has resilient. All sizes of 12-point flange bolts have a minimum tensile strength of 170,000 psi, a minimum Rockwell hardness of C37, and a Class 3A thread fit. Flanged connections make removal and replacement easy. The above torque values are based on 60ksi bolt stress or 15,000 psi gasket stress, whichever is lower. The most widely used application is on B7 studs with 2H nuts. Bolt Torque Values Class 150. Bolt Diameter (mm) Recommended Torque (Nm) Class 8. Home>Crusher and Mill >mill certificate a193b7 bolt and nuts. Choose from our selection of bolts, including hex head screws, socket head screws, and more. Several factors affect how much tension occurs when a given amount of tightening torque is applied. TP304 or A351 Gr. Torque values are based on. All torque tables seem to be with a lubricant added, IE molycote copper slip etc. Inventory MSI Supply stocks B7 stud bolts from 1/2" - 2" diameter in: Plain (black) finish, Teflon Blue, and Cad Plating. bonneyforge. creat ed by the dynamic forces, bolt load loss (loosening) will be avoided or at least minimized. with low operating torque. Established in 1983, American Fastener Technologies has provided fasteners to some of the world’s most demanding clients. Consult LGT Engineering for flange bolt-up procedure, target bolt stresses, and guidelines for non-standard connections. in for astm a320 l7 stud bolts price list. Values in this chart are advisory only, all applications vary. Hex bolts have hexagonal heads and machine threads for use with a nut or in a tapped hole. 2019106flange boltup bolting torque table this table is applicable for ptfe coated bolts with k0he above table is applicable only for a193 grade b7 and a193 grade b16 stud boltshe torque values are approved for spiral wound graphite and ptfe filled gaskets, graphite sheet gaskets ghe and ghr types, ring joint, double jacketed and. Find trusted Large Diameter Bolts manufacturers and distributors that meet your business' needs on ThomasNet. 5) ratings 150, 300, 600, that have PTFE coated studs and nuts IE without lubricant - all studs / bolts (grade B7) are PTFE coated, Graphite spiral wound gaskets are being used as are graphite steel reinforced ring joints. Maximum Recommended Tightening Torques. Packing a heap of nut-busting torque, these tools are guaranteed to help you get the job done right. When assembling flange connections, always use a full complement of clean, new high strength A193-B7 bolting. ptfe coated studs, bolts and nuts PTFE coated fastener's provides great corrosion resistance, very low coefficient of friction, consistent tensioning and ease of installation and removal. Additional requirements may be imposed by media char-acteristics, trim, and frequency of valve operation. Since fastener applications present their own specific product requirements, ATP has experience in using a variety of product materials to ensure optimum performance. "Please be aware of a failure with PTFE coated B7 Studs. com is your convenient source for advanced sealing information. Recommended Bolt Torque Table Size Recommended Torque Grade 2 Grade 5 Grade 8 18-8 S/S Bronze Brass Grade 2, 5, and 8 values are for plated bolts. Extensive testing and field use have proven that the future of coated fastener's lies with Fluoropolymer coatings. Bolt Diameter (mm) Recommended Torque (Nm) Class 8. The vessel specs call for a spiral wound gasket. Required torque calculations for proper bolt elongation are made based on threaded fastener. Since then, almost all international petrochemical, Oil drilling rigs and chemical process industries have specified these studs for both offshore and land based applications. There are different class ratings for these flange types: 150, 300, & 600. Bolt torque: Use only calibrated torque wrenches and multipliers. To calculate the nominal tensile strength in newtons per millimetre squared you can multiply whole number before the decimal point by a hundred. 12; This Table is applicable for PTFE coated bolts with K=0. Xylan 1424 reduces make-up and break-out torque and also offers excellent chemical and abrasion resistance. See Appendix E, Table 4 of ASME B31. Hague Fasteners are specialists in all types of fastener materials, Carbon Alloys, Duplex and Stainless Steels. Ball valves. ASTM A 194/194M, Standard Specification for Carbon and Alloy Steel Nuts for Bolts for High Pressure or High Temperature Service, or Both. A193-B7 Suggested Assembly Torque Values The tapped hole or nut must have an equal or greater proof load than the stud's minimum ultimate tensile strength. It is recommended that the induced stress not be allowed to exceed 80% of the yield strength. bolting torque table 5 - ptfe coated astm a193 b7 and astm 193 b16 stud bolts. Shop Lawson Products for your bolts needs. These gaskets meet API 601 specifications and can be domestic product on request. Australia's leading supplier of quality fasteners, bolts, nuts, allthread rod, screws and anchors to the mining, construction, oil and manufacturing industries. When it is a critical application, you can be assured that our experienced team of fastener experts can meet you requirements. ASTM A193 covers a number of other standard specifications not covered in this description including B5, B6, and B16. In Top 10 Manufacturer, Suppliers & Exporter of Stainless Steel Bolts, 304 Stainless Steel Bolts, 316 Stainless Steel Bolts, 316L Stainless Steel Bolts, 304L Stainless Steel Bolts, A193 Grade B7 Bolt, a193 gr b8 stud bolts Since 1999 and supplying to renowned companies worldwide. 5 ksi while the allowable at ambient is 25 ksi, I wind up always "overstressing" the bolts jt RE: Correct Torque for Bolt Stress. A193 B7 Stud Bolts PTFE; A193 B7 Hex Bolts PTFE; A193 B7 Hex Cap Screws PTFE; A194 2H Nuts PTFE; F-436 Flat Washers PTFE; Many of our PTFE fasteners are coated with a proprietary Flurokote#1 blend that offers superior characteristics for maximizing the life of fasteners. We maintain the highest standards of quality and service by combining experience and the latest manufacturing technology available. All resilient seats feature relief slots or seat O. Kimball Midwest is a Maintenance and Repair Operations (MRO) distributor committed to superior products, customer service and product availability. Torque values assume that Nickel Anti-Sieze thread lubricant is used. "Please be aware of a failure with PTFE coated B7 Studs. is one of the topmost Manufacturer of Xylan Stud Bolts, Largest Stockists and Distributors of Xylan Coated Stud Bolts, Xylan Stud Bolts Supplier of , Dealer of Ready Stock ASTM A193 B7 Xylan Stud Bolts, ASTM A193 B7M Xylan Stud Bolts, ASTM A193 B8 Xylan Class 1 Stud Bolts, ASTM A193 B8 Xylan Class 2, ASTM A193 B8M PTFE Class 1, ASTM A193 B8M PTFE Class 2, ASTM A193 B16 Xylan. Thus Quality Will Not Be A Challenge For The Procurement Team When You Are Buying From Us. Recommended Bolt Torque Table Size Recommended Torque Grade 2 Grade 5 Grade 8 18-8 S/S Bronze Brass Grade 2, 5, and 8 values are for plated bolts. BIGGEST u bolt 1)ASTM A193 B7 stud bolt 2) ASTM A193 B7 stud bolt with two ASTM A194 2H nuts Pipe. 3 Process Piping Guide for additional information. Distributors. THE EFFECT OF BOLT LUBRICATION Bolt lubrication greatly affects the torque values used when installing gaskets. l7 stud torque spec *Make-up torque for "black" or "plated" B7/L7 bolts and 2H nuts. These are having chemical and corrosion. It takes more force to tighten a 3/4-10 bolt than to tighten a 318-16 bolt because it is larger in diameter. PTFE Coated Bolts are Nonwetting - Since surfaces coated with PTFE are both oleophobic and hydrophobic, they are not readily wetted. After 24-30 hours or a temperature or pressure cycle, check the torque for each bolt and retorque those falling below the above-listed torque values. ASTM A193 B7 grade bolts are made of Alloy steel, AISI 4140/4142 quenched and tempered and are intended for use in pressure vessels, valves, flanges, and fittings. The calculator below can be used to calculate the torque required to achieve a given axial bolt force or load. Clamp load calculated as 75% of the yield strength for the B7 specified in ASTM A193. Maximum Recommended Tightening Torques. Contact your HYTORC rep for a copy specific to your tool. PTFE coatings, lubrication, and assembly factors can alter these values. Flanged connections are common on larger valve sizes. you can mail to [email protected] Teflon™ Products Versatile Options for Diverse Applications. We will continue changing the way we do business focusing on the customer’s needs and our company’s Vision, Mission & Values. Product Marking. to the remote locations. RC Fasteners & Components offers an extensive online inventory of wholesale industrial fasteners and provides custom, made-to-print fasteners.