RECOMMENDED ASSEMBLY TORQUES - Steelmasters

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RECOMMENDED ASSEMBLY 1378206433385030Surface Condition Torque Adjustment FactorsPlain Steel, as suppliedX 1.0Plain Steel, degreasedX 2.0Zinc Plated, as suppliedX 1.0Zinc Plated, lightly oiledX 0.9Galvanised, degreasedX 2.1Galvanised, lightly oiledX 1.1Heavily greasedX 0.7Page 1To convert Nm to lbft: Multiply Nm by 8M20M22M24M27M30M33M36M39M42M48M56M64Bolt TensionCorresponding to65% of Proof o convert kN to lbf: Multiply kN by 224.809Class 4.6 ISO Metric Coarse Pitch Bolts & Screws

RECOMMENDED ASSEMBLY 715500887013376Surface Condition Torque Adjustment FactorsPlain Steel, as suppliedX 1.0Plain Steel, degreasedX 2.0Zinc Plated, as suppliedX 1.0Zinc Plated, lightly oiledX 0.9Galvanised, degreasedX 2.1Galvanised, lightly oiledX 1.1Heavily greasedX 0.7Page 2To convert Nm to lbft: Multiply Nm by 8M20M22M24M27M30M33M36M39M42M48M56M64Bolt TensionCorresponding to65% of Proof 9.274.895.61181381792192703193804375737921045To convert kN to lbf: Multiply kN by 224.809Class 8.8 ISO Metric Coarse Pitch Bolts & Screws

RECOMMENDED ASSEMBLY ass 12.9 ISO Metric Coarse Pitch Bolts & 2.52.52.53.003.003.503.504.00Bolt TensionCorresponding to65% of Proof ace Condition Torque Adjustment FactorsPlain Steel, as suppliedX 1.0Plain Steel, degreasedX 2.0Zinc Plated, as suppliedX 1.0Zinc Plated, lightly oiledX 0.9Galvanised, degreasedX 2.1Galvanised, lightly oiledX 1.1Heavily greasedX 0.7Page 3To convert kN to lbf: Multiply kN by 0M33M36M39Bolt TensionCorresponding to65% of Proof 03371441527To convert Nm to lbft: Multiply Nm by 0.737562Class 10.9 ISO Metric Coarse Pitch Bolts & Screws

RECOMMENDED ASSEMBLY 481900SAE Grade 8 Bolts & Screws - UNF 1.1/41.3/81.1/2TPI2824242020181816141212121212Bolt TensionCorresponding to65% of Proof lbft122343671041492083645798621251174423493083SAE Grades 5 & 8 Bolts & Screws - 1" SAE1" SAEGrade 5Grade 8TPI1414Bolt TensionCorresponding to65% of Proof 83Surface Condition Torque Adjustment FactorsPlain Steel, as suppliedX 1.0Plain Steel, degreasedX 2.0Zinc Plated, as suppliedX 1.0Zinc Plated, lightly oiledX 0.9Galvanised, degreasedX 2.1Galvanised, lightly oiledX 1.1Heavily greasedX 0.7Page 4To convert lbf to kN: Multiply kN by 81.1/41.3/81.1/2Bolt TensionCorresponding to65% of Proof 0041100516006320076000To convert lbft to Nm: Multiply lbft by 1.35582SAE Grade 5 Bolts & Screws - UNF Thread

RECOMMENDED ASSEMBLY 03835527Surface Condition Torque Adjustment FactorsPlain Steel, as suppliedX 1.0Plain Steel, degreasedX 2.0Zinc Plated, as suppliedX 1.0Zinc Plated, lightly oiledX 0.9Galvanised, degreasedX 2.1Galvanised, lightly oiledX 1.1Heavily greasedX 0.7Page 5To convert lbft to Nm: Multiply lbft by 3/44Bolt TensionCorresponding to65% of Proof 0287100341500400600464600532900To convert lbf to kN: Multiply kN by 224.809SAE Grade 5 Bolts & Screws - UNC Thread

RECOMMENDED ASSEMBLY 8994708857613BSW Mild Steel Bolts & 41.1/2TPI2018161412111098776Bolt TensionCorresponding to65% of Proof 155232329468808Surface Condition Torque Adjustment FactorsPlain Steel, as suppliedX 1.0Plain Steel, degreasedX 2.0Zinc Plated, as suppliedX 1.0Zinc Plated, lightly oiledX 0.9Galvanised, degreasedX 2.1Galvanised, lightly oiledX 1.1Heavily greasedX 0.7Page 6To convert lbft to Nm: Multiply lbft by 3/44Bolt TensionCorresponding to65% of Proof 4500465600553800649700753400864200To convert lbf to kN: Multiply kN by 224.809SAE Grade 8 Bolts & Screws - UNC Thread

Bolt Tension Recommended Corresponding to Assembly 65% of Proof Load Torque kN Nm 0.19 0.06 0.31 0.12 0.50 0.25 To convert kN to lbf: Multiply kN by 224.809 To convert Nm to lbft: Multiply Nm by 0.737562 0.73 0.44 1.29 1.00 2.08 2.1 2.94 3.5 5.34 8.5 8.45 17 12.4 30 16.8 47 22.9 73 28.1 101 35.8 143 44.3 195 51.6 248 67.0 362 81.9 491 101 669 120 864 143 1115 164 1378 215 2064 298 3338 393 .