... Flange , Blind Flange Socket Welding Flange, Alloy flange,Plate Flange class 200 of yellow paint steel flange ANSI Flange Size:1 ... , Socket Welding, Threaded, Lap Joint and Plate etc.Pressure Ratings:Class 150, 300, 600, 900, 1500, 2500 Pressure Ratings: PN 6 ... .The factory has possessed 5-ton Splint Hammer, 2-meter ring rolling machine,1-ton Air Hammer, Heat-treatment equipment, sheet ...