Type:
High long welding neck flanges, high diameter loose flanges, flange, weldingflanges, blind flanges, threaded flange, flange socket welding flanges,reducers, 8 blind plate
Flange type:
Plane, surface, annular grooved surface, convex, convex, little tongue-and-Groove surface, small with tongue and Groove face
Make the standard:
National standards GB/T13402, SH/T3406, HG/T20592-20635, GB/T9115, GB/T9115,and GB/T9119, and NB/T47023
International standards ISO7005-I, ASME/ASNI B16.5/16.36/16.47A/16.47B, andMSS SP44, JIS B2220-2001, DIN2527/2636/2637/2638/2566/2576/2632/2633/2635/2642/2653/2655/2656, BS 1560-3.1, and BS4504-3.1, and API 7S-15、API 7S-43、API 605、NFE 29-203
Material:
Stainless steel: 06Cr19Ni10, and 06Cr17Ni12Mo2, and 022Cr19Ni10,022Cr17Ni12Mo2, and 06Cr18Ni11Ti, and ASTM A182-F304, F304L, and F304H,F316, F316L, F321, F321H, and F347H, F317,
Super Stainless steel: ASTM A182-904L, 317, 317L
Duplex stainless steel: ASTM A182-F51, F53, F44
Alloy steel: 16Mn, 12CrMo, 15Cr5Mo, and Cr5Mo, 12Cr1MoV, ASTM A182-F11, F22,F91
Pipeline steel: ASTM A694-F42, F46 F48 F50 and F52, F56, F60, F65, F70, F80
Low temperature steel: ASTM A350-LF2, LF3
Carbon steel: Q235A, and 20#, and ASTM A105
Pressure rating, size:
150 lb DN15 to DN1500
300 pound DN15 to DN1500
600 pound DN15 to DN1500
900 pound DN15 to DN1000
1500 lb DN15 to DN600
2500 lb DN15 to DN300