... and machinery Co.,Ltd is a manufacture, supply all kinds of stainless steel pipe fitting/screw pipe fitting/thread pipe fitting with reasonal ... quality. MaterialHigh quality stainless steel AISI 304,316,304L,316L.Size1/8”,1/4”,3/8”,1/2”,3/4”,1”,1-1/4”,1-1/2”,2”,2 ... -1/2”,3”,4”StandardANSI,DIN ...