In developing this information, fastenal has made a determined effort. Coefficient of friction microns total + 0.14. Web these metric bolt torque charts show the ideal tightening torque for class 8.8, 10.9, and 12.9 bolts for both wet and dry tightening. Required torque = torque recommended x 0.75. #1 #2 #3 #4 #5 #6 #8 #10 1/4 5/16 3/8 7/16 1/2 5/8 3/4 7/8 0.0730 0.0860 0.0990 0.1120 0.1250 0.1380 0.1640 0.1900 0.2500 0.3125 0.3750 0.4375 0.5000 0.6250 0.7500 0.8750 1.0000 1.2500 1.5000.

Bolt and nut are both phosphated; Torque figures when assembling fasteners. All material included in this chart is advisory only, and its use by anyone is voluntary. Based on using weldneck flanges & lubricated stud bolts with a 0.15 friction factor.*** actual torque values to be determined by user.

Metric torque chart for hex head cap screws. Based on using weldneck flanges & lubricated stud bolts with a 0.15 friction factor.*** actual torque values to be determined by user. The bolt’s class indicates its material strength, with higher numbers meaning higher tensile and yield strength.

Accepted formulae relating torque and tension, based on many tests are: The best part is that you can find bolt torque chart pdfs for free download and print online, so you won’t have to. Metric torque chart for hex head cap screws. The values are for slightly lubricated bolts. Web fillable and printable bolt torque chart 2024.

Accepted formulae relating torque and tension, based on many tests are: All material included in this chart is advisory only, and its use by anyone is voluntary. Reduced torque with lubricated bolts.

Clamp Load Calculated As 75% Of The Yield Strength For The B7 Specified In Astm A193.

Web these metric bolt torque charts show the ideal tightening torque for class 8.8, 10.9, and 12.9 bolts for both wet and dry tightening. The values are for slightly lubricated bolts. Accepted formulae relating torque and tension, based on many tests are: For dry bolts increase the torques with approximately 30%.

In Developing This Information, Fastenal Has Made A Determined Effort.

Web torque values for bolts greater than 1.1/2 in. The figures ma in this table include: Clamp loads for the grade b lock nuts equal 75% of the bolt proof loads. Clamp loads estimated as 75% of proof load for specified bolts.

Web The Tightening Torques Below Are For Imperial Us Bolts With Tension Approximately 70% Of Yield Strength.

Web this chart helps you figure out the correct torque settings for different bolts and nuts so that you get the perfect fit without overtightening. Diameter are based on 30 ksi yield strength. Torque values calculated from formula t=kdf. #1 #2 #3 #4 #5 #6 #8 #10 1/4 5/16 3/8 7/16 1/2 5/8 3/4 7/8 0.0730 0.0860 0.0990 0.1120 0.1250 0.1380 0.1640 0.1900 0.2500 0.3125 0.3750 0.4375 0.5000 0.6250 0.7500 0.8750 1.0000 1.2500 1.5000.

Metric Bolts, Screws & Nuts:

The bolt’s class indicates its material strength, with higher numbers meaning higher tensile and yield strength. Properly torqued bolts will provide the maximum amount of clamping force under load. Ansi / api 6a / iso 10423:2003 feb. 1 inch = 25.4 mm.

Torque values calculated from formula t=kdf where; Based on using weldneck flanges & lubricated stud bolts with a 0.15 friction factor.*** actual torque values to be determined by user. Ansi / api 6a / iso 10423:2003 feb. Required torque = torque recommended x 0.75. All material included in this chart is advisory only, and its use by anyone is voluntary.