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.