Flanges are standardized according publications from organizations like ASME, MSS, API and others. Dimensions are determined by the pipe size and the pressure class required for the application, and range from ½” to 24”; in classes ranging from 150 to 2500.
Shows various bolt sizes with corresponding TPI, proof load (lbs.), and clamp load (lbs.) for each size. Also includes tightening torque (ft. lbs.) specs for lubricated, zinc and plain fasteners and bolts.
Thread series displays various diameter/pitch combinations that are measured by the number of threads per inch (TPI), applied to a single diameter. Includes both standard screw and metric screw thread.