Materials: Carbon Steel ASTM A105, A350, LF1, LF2 CL1/CL2, LF3 CL1/CL2, A516.60, A694 (F42/46/48/50/52/5 /60/65/70) A182, F304/304L, F316/316L, F316H, F310, F321, A182, F11 and F22 
Type: Welding Neck Flange
Manufacturing standards: API, ANSI, BS, JIS, UNI, MSS and SP
Pressure: ANSI class 150 to 2,500
Size range: 1/2 to 56 inches (DN15 to DN1, 400mm)
Painting: rust-preventative oil painting or black/yellow/varnish painting or galvanized