Clamp loads for the grade b lock nuts equal 75% of the bolt proof loads. Audi does not approve torque extensions & impact guns/ wrenches for usage on wheel bolts. Web torque values for bolts greater than 1.1/2 in. Torque values calculated from formula t=kdf. 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.
Metric bolts, screws & nuts: Bolts must be tightened using the correct torque. All material included in this chart is advisory only, and its use by anyone is voluntary. The best part is that you can find bolt torque chart pdfs for free download and print online, so you won’t have to.
The values are for slightly lubricated bolts. 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. The figures ma in this table include:
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Properly torqued bolts will provide the maximum amount of clamping force under load. The best part is that you can find bolt torque chart pdfs for free download and print online, so you won’t have.
Printable Bolt Torque Chart
All material included in this chart is advisory only, and its use by anyone is voluntary. The values are for slightly lubricated bolts. Web these torque values are intended for use as quidelines only &.
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1 inch = 25.4 mm. Web look up flange bolt sizes and torque patterns in three taps with flange bolt. Metric torque chart for hex head cap screws. In developing this information, fastenal has made.
Web these torque values are intended for use as quidelines only & are based on perfect conditions. For dry bolts increase the torques with approximately 30%. Clamp loads for the grade b lock nuts equal 75% of the bolt proof loads. Based on using weldneck flanges & lubricated stud bolts with a 0.15 friction factor.*** actual torque values to be determined by user. Clamp load calculated as 75% of the yield strength for the b7 specified in astm a193.
The bolt’s class indicates its material strength, with higher numbers meaning higher tensile and yield strength. Torque figures when assembling fasteners. Reduced torque with lubricated bolts.
Metric Bolts, Screws & Nuts:
Bolts must be tightened using the correct torque. The bolt’s class indicates its material strength, with higher numbers meaning higher tensile and yield strength. Coefficient of friction microns total + 0.14. Clamp loads estimated as 75% of proof load for specified bolts.
Required Torque = Torque Recommended X 0.75.
* list and definition of symbols. Web the main document for iso metric threads: Web 1) 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 tensile strength. 1 inch = 25.4 mm.
Bolt Proof Load Is Defined As The Maximum Force That The Material Can Support Without Experiencing Permanent Deformation.
Web the tightening torques below are for imperial us bolts with tension approximately 70% of yield strength. The values are for slightly lubricated bolts. * root radius charts and formulas. Reduced torque with lubricated bolts.
All Material Included In This Chart Is Advisory Only, And Its Use By Anyone Is Voluntary.
Web torque for flange bolting (b7/l7 studs)*. Torque figures when assembling fasteners. Web torque figures for bolts and screws with metric thread and head dimensions, as in din 912, 931, 934 etc. Web torque values for bolts greater than 1.1/2 in.
In developing this information, fastenal has made a determined effort. * list and definition of symbols. Web torque values for bolts greater than 1.1/2 in. K = 0.15 k = 0.17 k = 0.20. Metric bolts, screws & nuts: