Reducing flange is a special flange used to connect two different diameters pipes in a piping system, commonly it is joint together with a regular standard flange.

Material:

Carbon steel:  ASTM A105, A181, ASTM A516 GR.60, GR.70, ASTM A694 F42, F46, F52, F56, F60, F65, F70, ST37, ST45.8, C22.8, S235, S235JRG2, P235GH, P245GH, P250GH, P265GH, P355GH, S355J2, 16MN, 20MN, Q235, 20#, CT20, SS400.

Stainless steel: ASTM A182 F304, F304L, F316, F316L, F321, F321H, F304H, F316H, F347H, 1.4301, 1.4306, 1.4401, 1.4404, 1.4541, 1.4571, SUS304, SUS316.

Alloy Steel:   ASTM A350 LF2, CL1/CL2, ASTM A182 F5, F9, F11, F12, F22, F91.

Duplex Steel: S31803  /  F51  /  S32205  /  F60  /  1.4462

Super Duplex: S32750  /  F53  /  1.4410  /  S32760  /  F55  /  1.4501

Type of the reducing flange:

A105 Reducing Weld Neck Flange

Hebei haihao flange factory can design and produce the reducing flange as per request , we can supply the reducing flange in various types including weld-neck reducing flange, slip on reducing flange, threaded reducing flange and plain reducing flange etc. Using the reducing flange could decrease the cost of transitions between different pipe sizes.