- Flanges
Socket Welded Flange
Thickness SCH10,STD,SCH40,SCH60,XS, SCH80,SCH120,SCH160,XXS
Materials:
ASTM A105 – Forged Carbon Steel
ASTM A181 – Forged Carbon Steel for General Purpose
ASTM A182 – Forged Alloy Steel and Stainless Steel
ASTM A350 – Forged Alloy Steel for low temperature services
Socket Welded Flange Face Types
SW Flange: DN15-DN80
Outer Diameters: 1/2 inch to 48 inch, up to 1500#
Surface Treatment: Anti-rust Oil, Transparent/Yellow/Black Anti-rust Paint,Zinc,Hot dipped Galvanized.
Socket Weld Flange Pressure Grade
PN≤26.0MPa
SW Flange Standards
ANSI B16.5
HG20619-1997
GB/T9117.1-2000—GB/T9117.4-200
HG20597-1997
Socket Weld Flange Materials
Carbon Steel Flange: ASTM A105, 20#, Q235, 16Mn, ASTM A350 LF1, LF2 CL1/CL2, LF3 CL1/CL2, ASTM A694 F42, F46, F48, F50, F52, F56, F60, F65 ,F70;
Stainless Steel Flange: ASTM A182 F304, 304L, F316, 316L, 1Cr18Ni9Ti, 0Cr18Ni9Ti, 321, 18-8;
Alloy Steel Flange: ASTM A182 F1, F5a, F9, F11, F12, F22, F91, A182F12, A182F11, 16MnR, Cr5Mo, 12Cr1MoV, 15CrMo, 12Cr2Mo1, A335P22, St45.8/Ⅲ;
Socket Welded Flange Face Types
RF (Raised Face)
M&F (Male-and-Female Face)
RTJ (Ring-Type Joint)
T&G (Tongue and Groove Face)
