The price of rubber expansion joints generally depends on nominal diameter and material they used .
The same material, large diameter expansion joints is expensive than small expansion joints.If you order a large quantity, we'll give you a discount.
The price of expansion joint is mainly composed of flange's price and rubber body's price.
The price of flange and rubber ball depends on the materials and processes used.Generally speaking, 316L stainless steel flange is the most expensive.Galvanized Carbon steel flange price is the lowest and the most widely used.
EPDM rubber,NBR rubber and CR rubber is expensive than ordinary rubber.But their performance is relatively good and durable.
Which material is the most suitable for the pipeline is mainly depends on the fluid and work environment.
Mason provide quality rubber expansion joins, welcome to mail inquiry.
China Zhengzhou Mason rubber expansion bellows is designed to absorb movements and stress on piping systems, compensate for pipe misalignment, reduce vibration and system noise. The flange of rubber expansion bellows come standard with ANSI 150#/DIN2576/BS4504/JIS flanges. Instead the carcass has a minimum of four layers of high tensile synthetic fabric. Each layer is impregnated with a rubber or synthetic compound. this allows movement and flexibility between the layers of fabric.
http:// www.masonhn.com
Email; masonhn @126.com
China rubber expansion joints company
Zhengzhou Mason Pipe Fittings Co., Ltd.
