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· Therefore an M10 bolt will have a recommended torque higher than an M8 bolt even if they are both grade 8.8. It is essential to use a calibrated torque wrench when torque tightening fasteners. The torque wrench must be calibrated as this helps ensure that the actual torque
Chat Online· MATERIAL Sy (KSI) LUBR. µ TIGHTENING TORQUE in Lbs·ft Multiply by 1.356 to obtain N m GRADE 1 36 NL 0.20 4 8 14 22 34 49 68 120 194 291 412 581 762 1012 1253 1596 1944 2398 3507 4799 6513 8593 C 36 L 0.15 3 6 10 17 26 37 51 90 145 218 309 436 572 759 940 1197 1458 1799 2631 3599 4885 6445 O GRADE 2 57 NL 0.20 6 107191
Chat Online· The Importance of Tightening Torque Most Engineers already know the importance of a high preload in maintaining joint integrity. For torque controlled tightening achieving the right preload is dependent upon the correct tightening torque being specified. Without the proper analytical tools and information specifying the correct torque can be
Chat OnlineTightening Torque Calculator. Please select the bolt diameter and the grade to determine the tightening torque. Bolt Diameter (mm) 6 mm 8 mm 10 mm 12 mm 14 mm 16 mm 18 mm 20 mm 22 mm 24 mm. Grade. Grade 8.8 Grade 10.9 Grade 12.9.
Chat Online23 rows · Torque Tightening Values for Structural Steel Bolts. Below is a list of the recommended tightening
Chat OnlineBolt torque chart reference guides include Grade 2 B7 A307 A325 Grade 8 A490 and Grade 5. AFT Fasteners is your trusted source for fastener information.
Chat Online· MATERIAL Sy (KSI) LUBR. µ TIGHTENING TORQUE in Lbs·ft Multiply by 1.356 to obtain N m GRADE 1 36 NL 0.20 4 8 14 22 34 49 68 120 194 291 412 581 762 1012 1253 1596 1944 2398 3507 4799 6513 8593 C 36 L 0.15 3 6 10 17 26 37 51 90 145 218 309 436 572 759 940 1197 1458 1799 2631 3599 4885 6445 O GRADE 2 57 NL 0.20 6 107191
Chat Online· 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
Chat Online· Tightening Torque Hex Bolts UNC Hex Bolt Properties UNCRECOMMENDED TIGHTENING TORQUE Nominal Size TPI Recommended Tightening Torque Recommended Tightening Torque Grade 5 Grade 8 (mm) Nm lbft Nm lbft 1/4ʺ 20 9.5 7 14.0 10 5/16ʺ 18 20.0 15 28.5 21 3/8ʺ 16 36.0 27 51.5 38 7/16ʺ 14 59.0 43 81.0 60 1/2ʺ 13 90.0 66 125.0 92 9/16ʺ 12 129.0 95
Chat Online· calculating the suggested tightening torque is the same for machine screws as it is for bolts. The values are just smaller. Calculating machine screw tightening torque values The most widely used formula for calculating threaded fastener tightening torque is T = DKP Where T = Torque in inch pounds (in.lb.) D = Nominal thread major diameter
Chat OnlineBolt Tightening TorqueUNF Fine Thread Series (English Units) Thread Size Pitch GRADE 1 GRADE 2 GRADES 5 5.1 5.2 GRADES 8 8.1 8.2 Clamp Load (lb) Tightening Torque (ft-lb) Clamp Load (lb) Tightening Torque (ft-lb) Clamp Load (lb) Tightening Torque (ft-lb) Clamp Load (lb) Tightening Torque (ft-lb) 640 251 0.58 419 0.96 647
Chat Online· Torque applifast 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 MeterNm Lubed means cleaned dry bolts lubricated with standard medium viscosity machine oil. Lubricate all contact areas of the bolts and washers.
Chat Online· BOLT WORLD Tightening Torque for UNC Grade 5 Bolts Tightening Torque For UNC Grade 8 Bolts Bolt Diameter Tebsile Stress Area inch Tensile Strength lb Proof Load lbs Clamp Load lbs Plain (Dry) lbf.ft Plain (Dry) lbf.ft Lightly Lubricated lbf.ft Well Lubricated lbf.ft Bolt Diameter Tebsile Stress Area inch Tensile Strength lb Proof Load lbs Clamp
Chat OnlineBolt Tightening TorqueUNF Fine Thread Series (English Units) Thread Size Pitch GRADE 1 GRADE 2 GRADES 5 5.1 5.2 GRADES 8 8.1 8.2 Clamp Load (lb) Tightening Torque (ft-lb) Clamp Load (lb) Tightening Torque (ft-lb) Clamp Load (lb) Tightening Torque (ft-lb) Clamp Load (lb) Tightening Torque (ft-lb) 640 251 0.58 419 0.96 647
Chat OnlineTightening Torque Calculator. Please select the bolt diameter and the grade to determine the tightening torque. Bolt Diameter (mm) 6 mm 8 mm 10 mm 12 mm 14 mm 16 mm 18 mm 20 mm 22 mm 24 mm. Grade. Grade 8.8 Grade 10.9 Grade 12.9.
Chat Online· Maximum tightening torque for coarce threaded metric steel bolts Size. (mm) Typical Maximum Tightening Torque (Nm) Property Class. Grade 8.8. Grade 9.8. Grade 10.9. Grade 12.9.
Chat Online· Hex cap screw per ISO 4017 M12 property class 8.8 zinc plated. In Table on page F.050 look for M12 in the thread column in the friction column look for µK = µ G = 0 14. Now move over to the right half of the table under «maximum tightening torque under property class 8.8» you will find the Maximum tightening MA max. = 93 Nm
Chat Online· Title Metric Bolts Screws Nuts Tightening Torques Author Fastener Mart Created Date 8/12/2006 10 22 23 PM
Chat Online· BOLT WORLD Tightening Torque for UNC Grade 5 Bolts Tightening Torque For UNC Grade 8 Bolts Bolt Diameter Tebsile Stress Area inch Tensile Strength lb Proof Load lbs Clamp Load lbs Plain (Dry) lbf.ft Plain (Dry) lbf.ft Lightly Lubricated lbf.ft Well Lubricated lbf.ft Bolt Diameter Tebsile Stress Area inch Tensile Strength lb Proof Load lbs Clamp
Chat Online· Torque applifast 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 MeterNm Lubed means cleaned dry bolts lubricated with standard medium viscosity machine oil. Lubricate all contact areas of the bolts and washers.
Chat Online· Torque applifast 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 MeterNm Lubed means cleaned dry bolts lubricated with standard medium viscosity machine oil. Lubricate all contact areas of the bolts and washers.
Chat Online· MATERIAL Sy (KSI) LUBR. µ TIGHTENING TORQUE in Lbs·ft Multiply by 1.356 to obtain N m GRADE 1 36 NL 0.20 4 8 14 22 34 49 68 120 194 291 412 581 762 1012 1253 1596 1944 2398 3507 4799 6513 8593 C 36 L 0.15 3 6 10 17 26 37 51 90 145 218 309 436 572 759 940 1197 1458 1799 2631 3599 4885 6445 O GRADE 2 57 NL 0.20 6 107191
Chat Online· Torque applifast 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 MeterNm Lubed means cleaned dry bolts lubricated with standard medium viscosity machine oil. Lubricate all contact areas of the bolts and washers.
Chat Online· 00General Instructions Type Screw Dimensio n Unit 00 00 Extract from company standard BMW N 600 02.0 The maximum tightening torques are Only applicable to shaft screws with metric standard and fine threads acc. to DIN 13 sheet 13 and nuts with height of 0 8 x
Chat Online· 00General Instructions Type Screw Dimensio n Unit 00 00 Extract from company standard BMW N 600 02.0 The maximum tightening torques are Only applicable to shaft screws with metric standard and fine threads acc. to DIN 13 sheet 13 and nuts with height of 0 8 x
Chat OnlineTorque Tightening Values for Structural Steel Bolts. Below is a list of the recommended tightening torques for 12.9 / 10.9 / 8.8 zinc plated finish bolts. Maximum Recommended Tightening Torques. Metric Course Pitch. Grade 12.9 Plated. Metric Course Pitch. Grade 10.9 Plated. Metric Course Pitch. Grade 8.8
Chat OnlineBolt Clamping Force vs. Tightening Torque for Unlubricated Steel Bolts. 5/16" -18 3/8"-16 1/2"- 13 5/8"-11 3/4"-10 10 000 9 000 8 000 7 000 6 000 5 000 4 000 3 000 2 000 1 000 0 SAE Grade 2 Bolts SAE Grade 5 Bolts SAE Grade 73 SAE Grade 84 Tensile Size Bolt Stress Tensile Proof Clamp2 Tensile Proof Clamp2 Clamp2 2 Dia. Area Strength Load Load
Chat OnlineRecommended Tightening Torques Zinc Plated Finish. Select Grade as required below 12.9 / 10.9 / 8.8 . NOTES ( ) Non-Preferred. Zinc Plated co-efficient of friction = 125 (zinc at 8 microns thick). All torque values are for general guidance. Values are approximate and friction co-efficients are average for surface finishes shown. WARNING
Chat Online· BOLT WORLD Tightening Torque for UNC Grade 5 Bolts Tightening Torque For UNC Grade 8 Bolts Bolt Diameter Tebsile Stress Area inch Tensile Strength lb Proof Load lbs Clamp Load lbs Plain (Dry) lbf.ft Plain (Dry) lbf.ft Lightly Lubricated lbf.ft Well Lubricated lbf.ft Bolt Diameter Tebsile Stress Area inch Tensile Strength lb Proof Load lbs Clamp
Chat Online· 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
Chat OnlineTightening Torque SAE J429 Grade 5 K = 0.15 K = 0.17 103 121 128 171 105 120 141 3706 245 1817 2371 2688 3162 278 1363 46 82 92 109 K = 0.20 FNL Grade 9 Clamp Tightening Torque Load Tightening Torque 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
Chat Online· Tightening torque to preload a bolt Metric thread M1 M1.2 M1.6 M2 M3 M4 M5 M6 M8 M10 M12 M14 M16 M20 M24 M30 M36 M423.6 4.6 4.8 5.6 5.8 6.8 8.8 9.8 10.9 12.9
Chat Online· 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
Chat Online· Initial preload Fi. lb. Total tightening torque MA = MG MWD. lb ·in. 1) the equivalent stress is a result of the stress by tension and torsion. 2) the torsional stress may vanish by relaxation. tribology-abc.
Chat Online· Therefore an M10 bolt will have a recommended torque higher than an M8 bolt even if they are both grade 8.8. It is essential to use a calibrated torque wrench when torque tightening fasteners. The torque wrench must be calibrated as this helps ensure that the actual torque
Chat Online· Therefore an M10 bolt will have a recommended torque higher than an M8 bolt even if they are both grade 8.8. It is essential to use a calibrated torque wrench when torque tightening fasteners. The torque wrench must be calibrated as this helps ensure that the actual torque
Chat Online· Class 8.8 bolts see common use in a wide range of industries. Depending on size they have a proof load of MPa minimum yield strength of MPa and a minimum tensile strength of MPa. Class 8.8 bolts come in all sizes ranging up to 72 mm. Table 1Ideal tightening torque for dry and wet metric class 8.8 bolts
Chat Online· Bolt size Thread lb.ft Nm.Bolt size Thread lb.ft Nm IMPERIAL Grade 5 bolts allow a torque variance of ± 5 either way. IMPERIAL Grade 8 bolts allow a torque variance of ± 5 either way Standard Torques for Metric Bolts Metric BoltsTable of Standard Torques (± 5 Nm) Grade 8.8 10.9 12.9.Grade 8.8 10.9 12.9
Chat OnlineBolt Tightening TorqueUNF Fine Thread Series (English Units) Thread Size Pitch GRADE 1 GRADE 2 GRADES 5 5.1 5.2 GRADES 8 8.1 8.2 Clamp Load (lb) Tightening Torque (ft-lb) Clamp Load (lb) Tightening Torque (ft-lb) Clamp Load (lb) Tightening Torque (ft-lb) Clamp Load (lb) Tightening Torque (ft-lb) 640 251 0.58 419 0.96 647
Chat OnlineRecommended Tightening Torques Zinc Plated Finish. Select Grade as required below 12.9 / 10.9 / 8.8 . NOTES ( ) Non-Preferred. Zinc Plated co-efficient of friction = 125 (zinc at 8 microns thick). All torque values are for general guidance. Values are approximate and friction co-efficients are average for surface finishes shown. WARNING
Chat Online· Initial preload Fi. lb. Total tightening torque MA = MG MWD. lb ·in. 1) the equivalent stress is a result of the stress by tension and torsion. 2) the torsional stress may vanish by relaxation. tribology-abc.
Chat Online· Torque applifast 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 MeterNm Lubed means cleaned dry bolts lubricated with standard medium viscosity machine oil. Lubricate all contact areas of the bolts and washers.
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