A brief introduction to WN Flange

 WN flange, which is short for weld neck flange, is widely used for oil and gas field, offshore construction, water supply system, shipment building, power station, pipeline project, etc.

Size range: 1/2 to 56 inches (DN15 to DN1400)

Pressure: ANSI class 150 to 2,500

Materials: carbon steel, stainless steel, alloy steel

Standards: API, ANSI, BS, JIS, UNI, MSS and SP

Steel specification:

ASTM A105

ASTM A350 LF1, LF2 CL1/CL2, LF3 CL1/CL2

ASTM A516.60

ASTM A694 (F42, F46, F48, F50, F52, F56, F60, F65, F70)

ASTM A182 F304/304L, F316/316L, F316H, F310, F321

ASTM A182 F11, F22,

For more info about weld neck flange, feel free contact us anytime.

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