Awwa C207 Flange, Class B, Class D, Class E, Awwa Pipe Ring Flanges

C&N is a professional manufacturer of steel forged flange in China, We can produce high quality AWWA C207 Flange,Class B ,Class D ,Class E Ring Flanges, Size 4"-144" Pressure: Class B ,Class D,Class E Carbon steel ASTM A105, ASTM A350 LF1, LF2 CL1/CL2, LF3 CL1/CL2,ASTM A694 F42, F46, F48, F50, F52, F56, F60, F65, F70, AISI 4130 Stainless steel ASTM A182 F304/304L, F316/316L, F316H, F310, F321 Alloy steel ASTM A182 F1, F5a, F9, F11, F12, F22, F91 duplex stainless steel ASTM