Orifice Weld Neck Flange

This Orifice Weld Neck Flange, manufactured in China, is made from ASTM A182 F316L stainless steel, known for its excellent corrosion resistance. With a 4-inch diameter and Class 300 LB pressure rating, it features a 1/2-inch NPT tap and a raised face facing for secure sealing. Its wall thickness is Schedule STD, ensuring robust performance in demanding applications.

Our factory specializes in Forged Carbon Steel Orifice Flanges, available in sizes from 1/2 to 24 inches, and pressure classes 150 to 900 LB. Manufactured according to ANSI B16.36 and ASME SA105 standards, these flanges come with Raised Face (RF), Flat Face (FF), and Ring Type Joint (RTJ) ends. They feature anti-rust oil or black paint surfaces for enhanced protection and durability.