flange,elbow,tee,cross and bolt: Our company is one of ... exporting flanges and other pipe fittings to the world mark flange,elbow,tee,cross and bolt We offer a complete range ... CL1/CL2,LF3, CL1/CL2ASTM A694,F46,F52,F56,F60,F65stainless steelASTM A182, ANSI,304,304L,316,316L,321,321H,904,904L ... etc.Alloy SteelASTM A182 F1,F5a,F9,F11,F12,F22,F91Duplex stainless steelDuplex ...