40CrMo Hex Head Nuts Hdg Coating Galvanized Heavy Hex Nuts Class 2B

Stud bolt ASTM A193 B7 -16 "Thread to Thread" Class 2A c/w 2 Heavy Hex Nut ASTM A194 Gr.2H Class 2B

Heavy hex nut coatings include zinc, zinc yellow and hot dipped galvanized. We offer heavy hex nuts in standard (inch) and metric sizes ranging from ¼ to 4 inches.

Heavy hex nuts are slightly wider and thicker than the standard hex nut and they pair with large diameter, high strength, heavy hex bolts. Heavy hex nuts advantages include a greater length of thread engagement and better resistance to stretching or widening.

Hex nuts are six-sided, internally threaded fasteners, Hex nuts are one of the most common nuts available and are used with anchors, bolts, screws, studs, threaded rods and on any other fastener that has machine screw threads. Hex is short for hexagon, which means they have six sides

Using domestic materials AISI 1045 medium carbon steel, network belt furnace or medium frequency furnace heat treatment processing of high strength products, high temperature resistance, products are widely used in oil, power plants, offshore exploration, tower and various high temperature and low temperature resistance environment.