... On, Welding Neck, Blind, Socket Welding, Threaded, Lap Joint and Plate etc.Pressure Ratings:Class 150, 300, 600, 900, ... Air Hammer, Heat-treatment equipment, sheet-metal processing equipment and detection equipment, which is capable of producing various flanges, ... our products, once confirmation will be compensated at the most prompt time. Any inquiry will be replied within 24 hours. Various USES of ...