1.      A large-scale factory which is specialized in expansion joint of the corrugated pipe design ,research and development, manufacture.

2.       Owning Peoples Republic of China Special Equipment (pressure piping component) Manufacturing Permit and passed the ISO9001 quality control system authentication.

3.       Owning ASME certificate.

4.       Our bellows are formed by hydraulic press of  22000T,12 000T, 2 400T, 2 000T, 1 200T, 350T, and roll forming method also can be used.

5.       The range of materials includes of, Carbon steel, Titanium, Zirconium, Hastelloy, Nickel alloys, Duplex

Steel,Austenitic Stainless Steel and all kinds of non-mental expansion joint 

6.Tongpeng brand expansion joint products are widely applied to the scopes such as the petroleum, petro-chemistry, chemical, industry, electric power, thermal energy, water conservation, metallurgy, aviation, astronautics, ship, nuclear industry and pressure vessel and so on,

7. Our products has been exported to the countries such as the South Korea, US, Indonesia, India, Japan, Nepal, Turkey, Belgium and so on which was appreciated by users.

8 manufacturer ability: thickness: 0.1mm-50mm, dianmeter: 15mm-5000mm, length:20mm-3000mm. (integral moulding)

Contact:Annie

Tel:86-538-6112535

Fax:86-538-6133560

expansion joints