Followings are the definition, information and application of  various types of flanges:

Blind flanges are used to seal the end of a piping system or pressure vessel openings to prevent flow. They are commonly used for pressure testing the flow of liquid or gas through a pipe or vessel.We are professional in producing blind flange according to ASME/ANEI B16.5,ASME/ANSI B16.47,EN1092-1,JIS B2220,BS4504,UNI,DIN,BS 10 etc standards.

150# ASME B16.47 A105 22″-48″ Blind Flange

ASME B16.47 A105 22″-48″ Blind Flange Pressure:

class 150,class 300,class 400,class 600.

150# ASME B16.47 A105 Blind Flange Size:

22″-48″

150# ASME B16.47 22″-48″ Blind 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

Haihao Group Flange Products Application:

Water Treatment, Shipbuilding industry, sea Platform, Petrochemical & Gas industry, Power plant, Valve industry, Construction, Chemical industry, General piping system etc.

Haihao Group Flange Products Application

Hebei haihao as a first flange manufacturers.We work for many years the production of various types of blind flange and other types of flange.We have our own team and advanced technology to produce.Welcome to contact us when you have any need about all kinds of blind flange.