our products have been widely used in the oil refinery,chemical plant,nuchear power,shipbuilding,paper,food and other industries Service: Our products have been widely used in the oil refinery,chemical plant,nuclear power,shipbuilding,paper,food and other industries Standard:JIS, ASME, DIN ,GB, HG and so on. Material:304, 304L,316, 316L,  F11, F22 , F321,F51, F91, SS440A, A105 and so on. 

stainless steel flange