A flange is a method of connecting pipes, valves, pumps and other equipment to form a piping system. Flanges are manufactured in all the different materials like stainless steel, cast iron, aluminium, brass, bronze, plastic etc. But the most used material is forged carbon steel and stainless steel flanges. ASTM A105 is a forged carbon steel flange, while A182 is a forged stainless steel flange.

Flanges has different types of raised face (RF), Flat Face (FF), Ring Type Joint (RTJ),etc.

The most used flange types in Petro and chemical industry are: Welding Neck Flange, Slip On Flange, Blind Flange, Socket Weld Flange, Threaded Flange, Lap Joint Flange.

Except the most used standard flanges, there are still a number of special flanges such as: Orifice Flange, Long Welding Neck Flange, Reducing Flange.

Shanghai Dreamax Industrial Co., Ltd (Sino Base Metal Co., Limited) offera full range of various types of flanges in stainless steel and carbon steel. If you need any, just talk to us.