Bolt Torque Calculator
Work out bolt load and tightening torque for flange studs from stud size, material, target stress and lubricant.
Open toolFree resources
Free Bolting and Testing Tools
Free calculators, charts and checklists for flange bolting, shutdowns and pressure testing, made by our field team.
Printable Flange Bolt Torque Chart
A one-page torque chart for ASTM A193 B7 studs at 50% of yield, with three lubricant values and ASME B16.5 stud sizes. Print it or save it as a PDF.
Open toolPrintable Shutdown Bolting Checklist
A one-page checklist for flange bolting on a turnaround, from planning to start-up. Tick it on screen, print it, or save it as a PDF.
Open toolThese tools come from the way our crews plan and record bolting work on Saudi plants. Use them for planning, training and toolbox talks. For a crew to carry out the work, see our bolt torquing services in Saudi Arabia.