BS4504 1/2″-80″ ASTM A181 RTJ Blind Flange

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

Hebei Haihao Group was founded in 1982,which is widely manufacturing RTJ blind flange according to ANSI/ASME B16.5,BS4504,EN1092-1,UNI,DIN etc.We also produce other kinds of flange according to other standards such as ASME/ANSI B16.5, ANSI/ASME B16.47, BS 4504, DIN 2527, EN 1092-1, GOST/ГОСТ 12821-80, JIS B2220,SABS/SANS 1123, MSS SP-44, UNI 6091, UNI6092, UNI6093, UNI6094, UNI6095 etc.

BS4504 1/2″-80″ ASTM A181 RTJ Blind Flange

BS4504 ASTM A181 RTJ Blind Flange Size:

1/2″-80″,DN15-DN2000.

BS4504 1/2″-80″ ASTM A181 RTJ Blind Flange Pressure:

PN6,PN10,PN16,PN25,PN40.

BS4504 1/2″-80″ RTJ 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

Our group,Hebei Haihao group as a first class manufacturer of RTJ blind flange and other types of flange.We have a complete set of equipments including advanced cutting,forging,machining,drilling machines and professional testing & inspection instruments.Welcome to contact us when you have any need about all kinds of RTJ blind flange.