Flanges

Our Range of Flanges include following products:
Slip-On Flanges
Weld Neck Flanges
RTJ Flanges
Socket Weld Flanges
Blind Flanges
Spectacle Blinds Etc.

Available Sizes:

3/8＂~ 60”＂,DN10~DN1500

Standards

GB/T9112-2000，GB/T9113.1-2000，GB/T9113.2-2000，GB/T9113.3-2000，GB/T9113.4-2000，GB/T9124-2000，GB/T13402-1992
HG/T20592-2009，HG/T20614-2009，HG/T20615-2009，HG/T20623-2009，HG/T20635-2009 ASTM B16.5-2009，ASTM B 16.47-2006 API605-1988
MSS SP 44-2006 CSA Z 245.12-05-2005 EN1092-1-2007，EN1759-1-2004
BS1560-3.1-1989，BS4504-3.1-1989 AFNOR NF E29-200-1-2007
ISO7005-1-1992 AS2129-2000 JIS B2220-2004

Raw Materials

Carbon steel:A105
Alloy steel:A182F 1-F 2-F 5-F 9-F 10-F 91-F 92-F 122-F 911-F 11-F 12-F 21-F 22
Stainless steel:A182 304-304H-304L-304N-304LN 316-316H-316L-316LN 321-321H 347-347H
Low-temperature steel:A522 A707 Grade L 1-L 2-L 3-L 4-L 5-L 6-L 7-L 8
High-performance steel:A694 F 42-F 46-F 48-F 50-F 52-F 56-F 60-F 65-F 70F

Pressure Grade

American System:CLASS150,CLASS300,CLASS400,CLASS600,CLASS900,CLASS1500.
European System:PN2.5,PN6,PN10,PN16,PN25,PN40,PN63,PN100.

Flange Facing

Flat face(FF),Raised face(RF),Tongue face(T),Groove face(G),Female face(F),Male face(M),Ring joints face(RJ).

Producing Process

Cutting of Raw Material-Die Forging-Machining