Full thread
CNS 5193-1980
Threaded pins-type B
CNS 4610-1983
Thread rods
GB/T 9125.1-2020
Fasteners for steel pipe flange joints-Part 1:PN designated-All thread studs for pipe flange
GB/T 15389-2025
Threaded rods-Type A
Threaded rods-Type B