Forged Flange Size: 1/2"-64" (DN15 mm ~ 1600 mm) Material:Carbon/ ... :ANSI,DIN,JIS Sample: Free 1.Product Part Name:Steel Flange (Sample Free)TypeSlip-On, Welding Neck, Blind, Socket Welding, Threaded ... the manufacturing-Raw material inspection,cutting,heating,gorging,heat treatment,machining,drilling,marking,washing,final inspection,packing,delivery,make sure our ...