Welding Neck Flange forged steel flange

Common outer diameters: 1/2”, 2”, 3”, 4”, 6”, 8”, 10”, 12” to 24”.
Product Name: Forged Weld Neck Flange (WN Flange)
Pressure Ratings: Class 150 to Class 2500, PN2.5 to PN 250
Materials: Carbon Steel, Stainless Steel, Alloy Steel
Standards: ASTM A105,A182 , ASME B16.5, B16.47, EN1092-1, DIN, JIS, GOST

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Detailed Specifications
Feature Specification Details
Size Range 1/2″ to 60″ (DN15 to DN1500) or custom
Flange Face RF (Raised Face), RTJ (Ring Type Joint), FF (Flat Face)
Carbon Steel ASTM A105, A350 LF2, LF3, A694 F42/F52/F60/F65/F70
Stainless Steel ASTM A182 F304/304L, F316/316L, F321, F347, F51/F53 (Duplex)
Alloy Steel ASTM A694 F42-F70, ASTM A182 F1, F5, F9, F11, F22, F91
Wall Thickness Sch5s to Sch160, XXS or customed
Coating/Treatment Anti-rust Oil, Black Paint, Yellow Paint, Hot Dip
Galvanized, Zinc Plated
Standards for WN flanges:
ASTM A105 for carbon steel welding neck flanges.
ASTM A182 for alloy and stainless welding neck flange.
ASME B16.5
ASME B16.47
BS 3293
DIN 2630 PN 1 and PN 2.5, 2631 PN 6, 2632 PN 10, 2634 PN 16, 2634 PN 25, 2635
PN 40

Before ordering the weld neck flange, the companies shall need to confirm the
material standard, outer diameter, pressure class, face type and thickness
schedule.

A standard description for a welding neck flange is: “Flange, 10” Weld Neck,
Class 150, RF, Schedule 40, ASTM A105 ASME B 16.5.”

Minimum Order: 1 pieces

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