A105 RTJ Blind Flange
Followings are the definition, information and application of various types of flanges:
The blind flange could be supplied with flat face (FF), raised face(RF) or ring joint face(RTJ). The RTJ type face blind flange is used for high pressure application, the matched flange also should be RTJ face.
The Materials Of Blind Flange In Hebei Haihao Group:
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.
Duplex Steel: S31803 / F51 / S32205 / F60 / 1.4462
Super Duplex: S32750 / F53 / 1.4410 / S32760 / F55 / 1.4501
Alloy Steel: ASTM A350 LF2, CL1/CL2, ASTM A182 F5, F9, F11, F12, F22, F91.
The Applicates Of Haihao Group Flange Products:
Haihao Group Flange Products Are Applicated in :
Water Treatment, Shipbuilding industry, sea Platform, Petrochemical & Gas industry, Power plant, Valve industry, Construction, Chemical industry, General piping system etc.
Hebei Haihao Group,as a first class manufacturer of blind flange(BL flange) in China,supplys a variety of steel flanges to satisfy our customers’ specifica requirements,which include different size,different schedule,different pressure and different finish faces.Our products are produced strictly according to the required standard.Our raw material for blind flanges all are purchased from big steel companies which can make sure the material in a high quality.