Product Description

Offering expansion joint. Here are some details in the following:
Material: 1. Boby: QT*****5, Q**5A, ZG******0, *0
2. Seal ring: NBR
3. Cover: QT*****5, Q**5A, ZG******0, *0
4. Limit short pipe: Q**5A, *0, *6Mn
5. Nut: Q**5A, *0, 1Cr*8Ni9Ti
6. Bolt: Q**5A, *5, 1Cr*8Ni9Ti
Work pressure: 0.6/1.0/1.6/2.5
Size: DN**-DN***0
Length: *****0
Our products have passed ISO ***1, GBT********0 Quality Management system Certificate, Manufacture License of Special Equipment, and as a first-class supplier of China National Petroleum Corporation. We follow strict quality control procedures to ensure that its commodity meets industry standards as applicable GBT*********8 and EJMA.