... Socket Welding Flange, Alloy flange,Plate Flange large size of stainless steel flange ANSI Flange Size:1/2" ~ 64"(DN15 mm ~ ... 5K, 10K, 16K and 20K ANSI Flange Materials: Carbon steel, Stainless steel and Alloy steel etc. Market: America, Europe, Korea, South East Asia ... factory has possessed 5-ton Splint Hammer, 2-meter ring rolling machine,1-ton Air Hammer, Heat-treatment equipment, sheet-metal ...