Tel：189-66298088
Square type Flange (Non-standard Flange)
ASME/ANSI B16.5 WELD PIPE FLANGES CARBON, ALLOY, STAINLESS STEEL WELDNECK FLANGES
Size: 1/2″ (15 NB)to 48″ (1200NB)
Standards:ANSI B16.5, ANSIB16.47 Series A & B, MSS SP44, ASA, API-605, AWWA, Custom Drawings
Pressure Ratings: Class 150,Class 300, Class 400, Class 600, Class 900, Class1500, Class 2500 | PN6, PN10,PN16, PN25,PN40, PN64 etc.
Carbon Steel Weld Neck Flanges: ASTM A105/A105N, A350 LF1, LF2 CL1/CL2, LF3 CL1/CL2, A694 F42, F46, F48,F50, F52,F56, F60, F65, F70, A516.60, 65, 70 (Spectacle Blind Flange, SpacerRing/Spade Flange), Steel RST37.2, C22.8
Stainless Steel Weld Neck Flanges: ASTM A182 F202, F304/304L/304H, F316/316L, F316H, F316TI, F310, F321,F904L
Alloy Steel Weld Neck Flanges: ASTM A182 F1, F5, F9, F11, F22, F91
Special Alloy Weld Neck Flanges: Duplex, Super Duplex, Nickel Alloys
Flange Face Type: Flat Face(FF), Raised Face (RF), Ring Type Joint (RTJ)
Coating/SurfaceTreatment: Anti-rustPaint, Oil Black Paint, Yellow Transparent, Zinc Plated, Cold and Hot Dip Galvanized