Followings are the definition, information and application of various types of flanges:
Hebei Haihao Group is professional in producing Blind Flange according to BS4504 standard,which has more than 30 years experience.We also manufacture other types of flange according to other standards such as: ANSI/ASME B16.47, BS4504, BS3293, EN 1092, DIN2631,DIN2632,DIN2633, DIN 2634, DIN2635, DIN2636, DIN2637, DIN2638, JIS B2220, SABS / SANS 1123 , GOST / ГОСТ 12821-80 Flange, MSS SP-44 FLANGE,KS B1503 etc.
BS4504 ASTM A181 RF Blind Flange Pressure:
BS4504 PN10 ASTM A181 Blind Flange Sealing Face:
Raised Face(RF),Flat Face(FF),Ring Type Joint(RTJ).
BS4504 PN10 RF 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 Packing:
Wooden case, Plywood case, Pallet.
Hebei haihao is mainly manufacturing to 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 blind pipe flange.