... Socket Welding Flange, Alloy flange,Plate Flange large size of stainless steel flange ANSI Flange Size:1/2" ~ 64"(DN15 mm ~ ... possessed 5-ton Splint Hammer, 2-meter ring rolling machine,1-ton Air Hammer, Heat-treatment equipment, sheet-metal ... gorging, heat treatment, machining, drilling, marking, washing, final inspection, packing, delivery. After Sales Service: Shipment tracking in time.Any problem ...