We supply International Standard Code Industrial flanges for the Petrochemical, Construction, Waterworks, and other industries. We manufacture and supply ANSI, ASME, API, AWWA and other standard pipe flanges in common flange materials such as carbon, stainless, and alloys  steel. Weld Neck flange, Slip on flange, Blind flange, Threaded flange, Socket Weld flange, Lap Joint flange, Orifice Flanges and more in sizes 1/2" to 60" or even customs shapes and sizes.

Types: WN Flange, Plate flange, Blind flange, Slip-on flange, Threaded flange, Socket Weld flange, Lap Joint flange, Long Weld Neck flange, spectacle flange, reducing flange and Wind tower flange.

Specification: ASME B16.5, ASME B16.47 A and B, AWWA, DIN, BS and follow your drawings and requirements.

Size: 1/2"—60"

Class: 150#, 300#, 400#, 600#, 900#, 1500# and 2500#

Carbon Steel: A105, A350LF2

Stainless Steel: ASTM A182 F304/304L, F316/316L, F321, F321H, F347, F347H,

Alloy Steel: ASTM A182 F1, F5, F12, F22 ,F91

Duplex Stainless Steel: ASTM A182 F51/UNS S31803, F53/UNS S32750, F55/UNS S32760