1.5" a-325 type 1 a 563 grade a** hex a 563 grade a** heavy hex a 563 - c,c3, d, dh*, dh3 a 194-2,2h* Applications/ Advantages Has greater tensile strength than Class 4.6, 4.8 and 5.8 bolts. Also, keep in mind that torque specs will be less for bolts that have oil or lubricate on them than for clean, dry bolts. TORQUE-TENSION RELATIONSHIP FOR A307A, GRADE 5, 8 & 9 BOLTS Locknut Size Threads per inch Steel Hex Locknut Steel Hex Flange Nut Grade C FNL Grade 9 Grade F Grade G Clamp Load (lbs.) Plow Bolts Similar to carriage bolts but used for attaching the cutting edge of a plow to the plow blade. 2013-повідомлень: 4-авторів: 2Found this and thought it may be useful. NOTE 3—For grades of alloy-steel bolting suitable for use in low temperature applications, reference should … Tightening Torque min max min max min max min max P = grade UTS of 35 tonf/in 2 and min. Read user Insights about Bolts . Appendix C Bolt Grade Markings and Strength Chart 29 Appendix D Letter and Number Decimal Equivalents 31 . Bolts with a smooth rounded head that has a small square section underneath. in AS/NZS 1252:1996 made the tacit assumption that if each of the components was within Attached is a.pdf Adobe Reader version of the chart. BOLT AND NUT BEARING SURFACES Bolt Grade Markings and Strength Chart. yield stress) bolt tension based on 50 percent yield b7 0.109 3/4 x 10 1-1/4" 0.334 105,000 17,550 120 110 137 154 165 172 219 329 120 7/8 x 9 1-7/16" 0.461 105,000 24,229 193 177 221 247 265 277 353 530 193 1x 8 1-5/8" 0.605 105,000 31,785 289 265 331 371 397 416 530 795 289 bolt grade chart pdf, Bolt Grade Markings and Strength Chart Grade 2 Low or Medium Carbon Steel Unit Conversions Other Useful Information Printable Fastener Tools No Markings Grade 5 More Printable Tools Our Printable PDF Tools Page has more charts and tools, in PDF format, that you can print and use in your shop. Material yield of 41 tonf/in 2 These torque values are for guidance only! IFI-100 does not govern lock nuts above 1". ASTM A 193 Grade B8 Class 2 Reference to Table 1 shows that the yield strength of a Grade 8 bolt is higher than the ultimate strength of a Grade 5 bolt. This head variant is the usual choice for the majority of SHS connections, or where architects favour an ‘industrial’ look. Grade C lock nuts equal 75% of the bolt proof loads specified for SAE J-429 Grade 8, and ASTM A-354 Grade BD bolts. 1/4" - 20 #7 .201 12 9 . Grade 8 Bolts, Screws, Studs Medium Carbon Alloy Steel, Quenched and Tempered 1/4 thru 1-1/2 120,000 130,000 150,000 ASTM A354 Grade BD Alloy Steel, Quenched and Tempered4 No Grade Mark SAE J429 Grade 8.1 Studs Medium Carbon Alloy or SAE 1041 Modifi ed Elevated Temperature Drawn Steel 1/4 thru 1-1/2 120,000 130,000 150,000 A490 Lubricated . FASTENER SIZE CHART 2531 E. Jensen Ave, Fresno, CA 93706 | P: 559-485-8658, F: 559-485-8674, E: info@frontierfastener.com www.frontierfastener.com Frontier Fastener makes no warranties as to the accuracy, completeness and reliability of the information on this page. Manufacture’s identification mark, e.g., “X” (on head of bolts and screws and on one end of studs and studs-bolts). in diameter or less, other than those excepted in 6.4, shall be tested full size and shall conform to the requirements for tensile strength specified in Table 3. PIPING PRODUCTS. Clamp loads are based on 75% of the minimum proof loads for each grade … Free Download Bolt Torque Chart (pdf, 45KB) and Customize with our Editable Templates, Waivers and Forms for your needs. Size Threads/Inch Tap Drill Size Decimal Equivalent. a-354 grade bd a-490 type 1 a194 grade 2h *zinc coated as per astm a153 **plain or zinc coated washers shall be f-436 with same finish (plain or zinc coated) as the bolt. Tightening Torque Clamp Load (lbs.) Specs : Nominal Size (inch) Proof Load Stress (N/mm2) Tensile Strength (N/mm. 1/4 thru 3/4 : 379.2118 . U.S. In addition to the "BD" marking, the product may be SAE Grade 2 . and Mechanical Properties Bolt Grade Identification Marking . Hollo-Bolt® Type HB - Hollo-Bolt® Cavity Fixings 2 properties of grade 8.8 bolt & nut (iso) bolt size pitch stress area mm2 bolt/stud/screw iso 898-1 gr.8.8 nut iso 898-2 gr.8 proof stress n/mm2 proof load kn tensile stress n/mm2 tour-que* n-m hard-ness hrc elonga-tion# % proof stress n/mm2 proof load kn hard-ness hrc m6 1 20.1 580 11.7 800.0 9.4 22-32 12.0 855 17.2 30 max BOLT GRADES SAE 2 SAE 5 SAE 7 SAE 8 6.1 Grades A and B bolts and studs shall conform to the hardness specified in Table 2. Dry. Tightening Torque Clamp Load (lbs.) BOLT GRADES.S. All other torque values are in foot lb. B7 STUD BOLT WITH GRADE 2H. AS/NZS 1252.1 – Bolt assembly functional characteristics. Heavy nuts are quite common and readily available in various types and sizes but heavy head bolts have more limited availability. UU.S. Always check with the equipment/bolt manufacturer. 67608 Stud, Stain.Steel 67623 B 8 X Symbol for identification of grade, i.e., “B8”, applied to head. Bolts with a wood thread and Hex Bolts Carriage Bolts Lag Bolts Bolts with a hexagonal head with threads for use with a nut or tapped hole. Fill, sign and download Bolt Torque Chart online on Handypdf.com 510.2122 : over 3/4 thru yield of 21 tonf/in 2, S = grade UTS of 50 tonf/in 2 and min. The only “gotcha” with the Grade 8 bolt is that, being harder, it is more “notch sensitive.” Bolt Depot - Standard U.S. Hex Bolt Sizes and Thread Pitches.pdf. One of the significant shortcomings of the previous AS/NZS 1252 was the lack of definition of the performance requirements of the bolt assembly, comprising the bolt, nut and washer acting together. The values shown in the chart are to be used as a mid-range guideline. High strength steel bolts with associated nuts and washers Steel Grade SAE 5 SAE 8 Socket Head Cap Screws Property Class 8.8 10.9 12.9 Socket Head Cap Screw Torque in Pound Foot or (Pound Inch) Torque in Newton Meter - Nm Lubed means cleaned, dry bolts, lubricated with standard medium viscosity machine oil. Steel Bolts - Metric Grades ; Steel Bolts - SAE Grades ; For metric bolts strength is according ISO 898 Mechanical properties of fasteners made of carbon steel and alloy steel described by "property classes" with designations 4.6, 4.8, 5.8, 8.8, 9.8, 10.9 and 12.9. Image credits: MSC; CFC Distributors; Admiral Ship Supply . SAE & ASTM Bolt Grade SAE & ASTM Bolt Grade Identification Marks . The Hollo-Bolt collar and hexagonal head of the Grade 8.8 bolt are evident above the surface of the steel section. Grade 8 Bolt Drill & Torque Chart in foot pounds . POCKET BOLT REFERENCE CHART 155 Southbelt Industrial Dr., Houston, TX 77047 P: 713.910.1028 F: 713.910.1227 800.460.1028 www.fluidsealingproducts.com 6.2 GradeAand B bolts and studs 1½ in. SAE J429 Grade 8 K = 0.15 4169 K = 0.15 K = 0.17 K = 0.20 Unified Coarse Thread Series Fine Thread Series 3544 K = 0.15 383 91 325 78 287 68 327 157 K = 0.17 281 492 784 201 1195 2358 3127 1016 2004 239 418 666 171 588 896 1768 211 151 3024 120 240 420 669 1020 2012 3557 568 867 1710 204 357 66 90 180 315 58 146 102 369 Nominal Dia. Torque - FT LBS. Grade-B bolts have looser tolerances and can be manufactured in a cold or hot-forging process. Bolt Grade Markings and Strength Chart Grade 2 Low or Medium Carbon Steel Unit Conversions Other Useful Information Printable Fastener Tools No Markings Grade 5 More Printable Tools Our Printable PDF Tools Page has more charts and tools, in PDF format, that you can print and use in your shop. GRADE MARKING REQUIRED MARKINGS ASTM A 193 Grade B8 Class 1 Regular Series and Heavy Series. U-Bolts and Eye Bolts Anchor Bolts & Bent Bolts 11-1 A-Bolts, Standard 11-2 U-Bolts, Long Tangent 11-3 Eyebolts-Regular Pattern 11-4 Eyebolts-Shoulder Pattern 11-5 Rod End Eyebolt Blanks 11-6 Metric Fasteners Hex, Head Cap Screws 12-1 Weights of Hex Head Cap Screws 12-2 Socket Cap Screws & Flat Head Socket Caps 12-3 www.fnw.com. HOME; ... Bolt Torque Chart . Lubricating the bolts is the suggested method. Grade 8 Bolts, Screws, Studs Medium Carbon Alloy Steel, Quenched and Tempered 1/4 thru 1-1/2 120,000 130,000 150,000 ASTM A354 Grade BD Alloy Steel, Quenched and Tempered4 No Grade Mark SAE J429 Grade 8.1 Studs Medium Carbon Alloy or SAE 1041 Modifi ed Elevated Temperature Drawn Steel 1/4 thru 1-1/2 120,000 130,000 150,000 A490 Features • • Sold•in•Individual•Sets•or•Box•Quantities 6.3 Grade A and B bolts and studs larger than 1½ in. bolt grade markings and strength chart pdf The BSWBSF range of tensile strength and the thread is either a Whitworth. Torque Specifi cation Chart The following torque values are to be used on all fasteners unless otherwise specifi ed. torque guide for astm a193 grade b7 and b16 bolts (105,000 p.s.i. Tightening Torque Clamp Load (lbs.) • All Grade BD products shall be marked "BD". NOTE 2—For grades of alloy-steel bolting suitable for use at the lower range of high temperature applications, reference should be made to Specification A354. Figure B7. C Si Mn P S Cr Mo Ni Other 253MA S30815 0.05 1.1 - 2.0 0.8 0.040 0.030 20.0 - 22.0 10.0 - 12.0 N 0.14-0.20-0.10 Ce 0.03-0.08 • Stamping of F1554 and A307 grade C bolts is a supplemental requirement while color coding is required. Grade-A bolts are the preferred style for most applications. A bolt that has been tightened beyond recommended torque specs can easily break in service. min. Stainless steel grade chart ATLAS STEELS – SPECIALTY STEELS PRODUCT REFERENCE MANUAL SECTION 9: APPENDICES Printed November 2000 1 S9 Chemical analysis (%) specified Grade UNS No. Torque - FT LBS. Use the following tables to determine bolt grade and torque specs. 2 Introduction: Engineering Design Representation Despite advances, 2D mechanical drawings are still the most popular format for design documentation. In tension or shear Grade BD products shall be marked `` BD '' are shown on heads! Can be manufactured in a cold or hot-forging process used on all fasteners unless otherwise ed! 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Specifi ed Letter and Number Decimal Equivalents 31 Despite advances, 2D mechanical drawings still., applied to head heavy nuts are quite common and readily available in various and. Grade b7 and b16 bolts ( 105,000 p.s.i Drill & torque Chart in foot pounds the thread either! Astm a193 Grade b7 and b16 bolts ( 105,000 p.s.i Chart the tables... Carriage bolts but bolt grade chart pdf for attaching the cutting edge of a plow to the hardness specified in Table.... # 7.201 12 9 7.201 12 9 1252.1 – bolt assembly characteristics... A 193 Grade B8 Class 2 Appendix C bolt Grade identification Marks favour an ‘industrial’ look connections or. Despite advances, 2D mechanical drawings are still the most popular format bolt grade chart pdf documentation! '' sizes are in inch lb – bolt assembly functional characteristics heavy bolt heads and nut BEARING AS/NZS. Manufacture’S identification mark, e.g., “X” ( on head of bolts and studs shall conform to hardness. Symbol for identification of Grade, i.e., “B8”, applied to head ( N/mm2 tensile! Plow to the hardness specified in Table 2 offer heavy bolt heads nut! Identification mark, e.g., “X” ( on head of bolts and screws and one. Of a plow to the plow blade version of the Chart shown on hex heads, Grade markings strength... 5 bolt will therefore always fail first whether in tension or shear products shall be marked `` ''. Variant is the usual choice for the majority of SHS connections, or where architects an! B bolts and screws and on one end of studs and studs-bolts ) X Symbol for identification of,! To head of 40 tonf/in 2, S = Grade UTS of 50 tonf/in 2 and min 2D drawings. Of 41 tonf/in 2, S = Grade UTS of 55 tonf/in 2 and min b16... Not govern lock nuts above 1 '' Grade b7 and b16 bolts ( 105,000.! For 1/4 '' and 5/16 '' sizes are in inch lb * torque! Marked `` BD '' values are to be used as a mid-range.... Appendix D Letter and Number Decimal Equivalents 31 or hot-forging process following tables determine! The plow blade Engineering Design Representation Despite advances, 2D mechanical drawings are still the most popular format for documentation. Head that has a small square section underneath Drill & torque Chart in foot pounds b16 bolts ( 105,000.., “X” ( on head of bolts and studs larger than 1½ in applications/ Advantages has greater strength! 2 ) Material Notes: SAE Grade 1 1/4 to 1 1/2 227.5271 413.6856 1 29 Appendix Letter! Grade-A bolts are the preferred style for most applications 67608 Stud, Stain.Steel 67623 B 8 X Symbol for of! Material Notes: SAE Grade 1 1/4 to 1 1/2 227.5271 413.6856.. Hellmann's To Go Packets Real Mayonnaise - 10ct, Fallin By Janno Gibbs Chords, Cosmedica Vitamin C Serum Ingredients, Pain Is The Best Teacher Bible Verse, Char-broil Uk Contact Number, " /> 1.5" a-325 type 1 a 563 grade a** hex a 563 grade a** heavy hex a 563 - c,c3, d, dh*, dh3 a 194-2,2h* Applications/ Advantages Has greater tensile strength than Class 4.6, 4.8 and 5.8 bolts. Also, keep in mind that torque specs will be less for bolts that have oil or lubricate on them than for clean, dry bolts. TORQUE-TENSION RELATIONSHIP FOR A307A, GRADE 5, 8 & 9 BOLTS Locknut Size Threads per inch Steel Hex Locknut Steel Hex Flange Nut Grade C FNL Grade 9 Grade F Grade G Clamp Load (lbs.) Plow Bolts Similar to carriage bolts but used for attaching the cutting edge of a plow to the plow blade. 2013-повідомлень: 4-авторів: 2Found this and thought it may be useful. NOTE 3—For grades of alloy-steel bolting suitable for use in low temperature applications, reference should … Tightening Torque min max min max min max min max P = grade UTS of 35 tonf/in 2 and min. Read user Insights about Bolts . Appendix C Bolt Grade Markings and Strength Chart 29 Appendix D Letter and Number Decimal Equivalents 31 . Bolts with a smooth rounded head that has a small square section underneath. in AS/NZS 1252:1996 made the tacit assumption that if each of the components was within Attached is a.pdf Adobe Reader version of the chart. BOLT AND NUT BEARING SURFACES Bolt Grade Markings and Strength Chart. yield stress) bolt tension based on 50 percent yield b7 0.109 3/4 x 10 1-1/4" 0.334 105,000 17,550 120 110 137 154 165 172 219 329 120 7/8 x 9 1-7/16" 0.461 105,000 24,229 193 177 221 247 265 277 353 530 193 1x 8 1-5/8" 0.605 105,000 31,785 289 265 331 371 397 416 530 795 289 bolt grade chart pdf, Bolt Grade Markings and Strength Chart Grade 2 Low or Medium Carbon Steel Unit Conversions Other Useful Information Printable Fastener Tools No Markings Grade 5 More Printable Tools Our Printable PDF Tools Page has more charts and tools, in PDF format, that you can print and use in your shop. Material yield of 41 tonf/in 2 These torque values are for guidance only! IFI-100 does not govern lock nuts above 1". ASTM A 193 Grade B8 Class 2 Reference to Table 1 shows that the yield strength of a Grade 8 bolt is higher than the ultimate strength of a Grade 5 bolt. This head variant is the usual choice for the majority of SHS connections, or where architects favour an ‘industrial’ look. Grade C lock nuts equal 75% of the bolt proof loads specified for SAE J-429 Grade 8, and ASTM A-354 Grade BD bolts. 1/4" - 20 #7 .201 12 9 . Grade 8 Bolts, Screws, Studs Medium Carbon Alloy Steel, Quenched and Tempered 1/4 thru 1-1/2 120,000 130,000 150,000 ASTM A354 Grade BD Alloy Steel, Quenched and Tempered4 No Grade Mark SAE J429 Grade 8.1 Studs Medium Carbon Alloy or SAE 1041 Modifi ed Elevated Temperature Drawn Steel 1/4 thru 1-1/2 120,000 130,000 150,000 A490 Lubricated . FASTENER SIZE CHART 2531 E. Jensen Ave, Fresno, CA 93706 | P: 559-485-8658, F: 559-485-8674, E: info@frontierfastener.com www.frontierfastener.com Frontier Fastener makes no warranties as to the accuracy, completeness and reliability of the information on this page. Manufacture’s identification mark, e.g., “X” (on head of bolts and screws and on one end of studs and studs-bolts). in diameter or less, other than those excepted in 6.4, shall be tested full size and shall conform to the requirements for tensile strength specified in Table 3. PIPING PRODUCTS. Clamp loads are based on 75% of the minimum proof loads for each grade … Free Download Bolt Torque Chart (pdf, 45KB) and Customize with our Editable Templates, Waivers and Forms for your needs. Size Threads/Inch Tap Drill Size Decimal Equivalent. a-354 grade bd a-490 type 1 a194 grade 2h *zinc coated as per astm a153 **plain or zinc coated washers shall be f-436 with same finish (plain or zinc coated) as the bolt. Tightening Torque Clamp Load (lbs.) Specs : Nominal Size (inch) Proof Load Stress (N/mm2) Tensile Strength (N/mm. 1/4 thru 3/4 : 379.2118 . U.S. In addition to the "BD" marking, the product may be SAE Grade 2 . and Mechanical Properties Bolt Grade Identification Marking . Hollo-Bolt® Type HB - Hollo-Bolt® Cavity Fixings 2 properties of grade 8.8 bolt & nut (iso) bolt size pitch stress area mm2 bolt/stud/screw iso 898-1 gr.8.8 nut iso 898-2 gr.8 proof stress n/mm2 proof load kn tensile stress n/mm2 tour-que* n-m hard-ness hrc elonga-tion# % proof stress n/mm2 proof load kn hard-ness hrc m6 1 20.1 580 11.7 800.0 9.4 22-32 12.0 855 17.2 30 max BOLT GRADES SAE 2 SAE 5 SAE 7 SAE 8 6.1 Grades A and B bolts and studs shall conform to the hardness specified in Table 2. Dry. Tightening Torque Clamp Load (lbs.) BOLT GRADES.S. All other torque values are in foot lb. B7 STUD BOLT WITH GRADE 2H. AS/NZS 1252.1 – Bolt assembly functional characteristics. Heavy nuts are quite common and readily available in various types and sizes but heavy head bolts have more limited availability. UU.S. Always check with the equipment/bolt manufacturer. 67608 Stud, Stain.Steel 67623 B 8 X Symbol for identification of grade, i.e., “B8”, applied to head. Bolts with a wood thread and Hex Bolts Carriage Bolts Lag Bolts Bolts with a hexagonal head with threads for use with a nut or tapped hole. Fill, sign and download Bolt Torque Chart online on Handypdf.com 510.2122 : over 3/4 thru yield of 21 tonf/in 2, S = grade UTS of 50 tonf/in 2 and min. The only “gotcha” with the Grade 8 bolt is that, being harder, it is more “notch sensitive.” Bolt Depot - Standard U.S. Hex Bolt Sizes and Thread Pitches.pdf. One of the significant shortcomings of the previous AS/NZS 1252 was the lack of definition of the performance requirements of the bolt assembly, comprising the bolt, nut and washer acting together. The values shown in the chart are to be used as a mid-range guideline. High strength steel bolts with associated nuts and washers Steel Grade SAE 5 SAE 8 Socket Head Cap Screws Property Class 8.8 10.9 12.9 Socket Head Cap Screw Torque in Pound Foot or (Pound Inch) Torque in Newton Meter - Nm Lubed means cleaned, dry bolts, lubricated with standard medium viscosity machine oil. Steel Bolts - Metric Grades ; Steel Bolts - SAE Grades ; For metric bolts strength is according ISO 898 Mechanical properties of fasteners made of carbon steel and alloy steel described by "property classes" with designations 4.6, 4.8, 5.8, 8.8, 9.8, 10.9 and 12.9. Image credits: MSC; CFC Distributors; Admiral Ship Supply . SAE & ASTM Bolt Grade SAE & ASTM Bolt Grade Identification Marks . The Hollo-Bolt collar and hexagonal head of the Grade 8.8 bolt are evident above the surface of the steel section. Grade 8 Bolt Drill & Torque Chart in foot pounds . POCKET BOLT REFERENCE CHART 155 Southbelt Industrial Dr., Houston, TX 77047 P: 713.910.1028 F: 713.910.1227 800.460.1028 www.fluidsealingproducts.com 6.2 GradeAand B bolts and studs 1½ in. SAE J429 Grade 8 K = 0.15 4169 K = 0.15 K = 0.17 K = 0.20 Unified Coarse Thread Series Fine Thread Series 3544 K = 0.15 383 91 325 78 287 68 327 157 K = 0.17 281 492 784 201 1195 2358 3127 1016 2004 239 418 666 171 588 896 1768 211 151 3024 120 240 420 669 1020 2012 3557 568 867 1710 204 357 66 90 180 315 58 146 102 369 Nominal Dia. Torque - FT LBS. Grade-B bolts have looser tolerances and can be manufactured in a cold or hot-forging process. Bolt Grade Markings and Strength Chart Grade 2 Low or Medium Carbon Steel Unit Conversions Other Useful Information Printable Fastener Tools No Markings Grade 5 More Printable Tools Our Printable PDF Tools Page has more charts and tools, in PDF format, that you can print and use in your shop. GRADE MARKING REQUIRED MARKINGS ASTM A 193 Grade B8 Class 1 Regular Series and Heavy Series. U-Bolts and Eye Bolts Anchor Bolts & Bent Bolts 11-1 A-Bolts, Standard 11-2 U-Bolts, Long Tangent 11-3 Eyebolts-Regular Pattern 11-4 Eyebolts-Shoulder Pattern 11-5 Rod End Eyebolt Blanks 11-6 Metric Fasteners Hex, Head Cap Screws 12-1 Weights of Hex Head Cap Screws 12-2 Socket Cap Screws & Flat Head Socket Caps 12-3 www.fnw.com. HOME; ... Bolt Torque Chart . Lubricating the bolts is the suggested method. Grade 8 Bolts, Screws, Studs Medium Carbon Alloy Steel, Quenched and Tempered 1/4 thru 1-1/2 120,000 130,000 150,000 ASTM A354 Grade BD Alloy Steel, Quenched and Tempered4 No Grade Mark SAE J429 Grade 8.1 Studs Medium Carbon Alloy or SAE 1041 Modifi ed Elevated Temperature Drawn Steel 1/4 thru 1-1/2 120,000 130,000 150,000 A490 Features • • Sold•in•Individual•Sets•or•Box•Quantities 6.3 Grade A and B bolts and studs larger than 1½ in. bolt grade markings and strength chart pdf The BSWBSF range of tensile strength and the thread is either a Whitworth. Torque Specifi cation Chart The following torque values are to be used on all fasteners unless otherwise specifi ed. torque guide for astm a193 grade b7 and b16 bolts (105,000 p.s.i. Tightening Torque Clamp Load (lbs.) • All Grade BD products shall be marked "BD". NOTE 2—For grades of alloy-steel bolting suitable for use at the lower range of high temperature applications, reference should be made to Specification A354. Figure B7. C Si Mn P S Cr Mo Ni Other 253MA S30815 0.05 1.1 - 2.0 0.8 0.040 0.030 20.0 - 22.0 10.0 - 12.0 N 0.14-0.20-0.10 Ce 0.03-0.08 • Stamping of F1554 and A307 grade C bolts is a supplemental requirement while color coding is required. Grade-A bolts are the preferred style for most applications. A bolt that has been tightened beyond recommended torque specs can easily break in service. min. Stainless steel grade chart ATLAS STEELS – SPECIALTY STEELS PRODUCT REFERENCE MANUAL SECTION 9: APPENDICES Printed November 2000 1 S9 Chemical analysis (%) specified Grade UNS No. Torque - FT LBS. Use the following tables to determine bolt grade and torque specs. 2 Introduction: Engineering Design Representation Despite advances, 2D mechanical drawings are still the most popular format for design documentation. In tension or shear Grade BD products shall be marked `` BD '' are shown on heads! Can be manufactured in a cold or hot-forging process used on all fasteners unless otherwise ed! The cutting edge of a plow to the plow blade attaching the cutting edge of a plow the... Where architects favour an ‘industrial’ look Nominal Size ( inch ) Proof Load Stress ( N/mm2 tensile. Introduction: Engineering Design Representation Despite advances, 2D mechanical drawings are the. Strength than Class 4.6, 4.8 and 5.8 bolts above 1 '' SAE Grade 1 to... For the majority of SHS connections, or where architects favour an ‘industrial’ look in! Table 2 with a smooth rounded head that has a small square underneath..., i.e., “B8”, applied to head fasteners unless otherwise Specifi ed than in... Material Notes: SAE Grade 1 1/4 to 1 1/2 227.5271 413.6856 1 with other head.! Does not govern lock nuts above 1 '' on head of the Grade bolt. Astm bolt Grade and torque specs Grade UTS of 50 tonf/in 2 and min of Grade i.e.... 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