material : SUS304,SUS 316L
standards :SMS,ISO,IDF,DIN,GB,3A
connection :welding
pressure :PN 0.25MPa-0.8 MPa
1. material : SUS304,SUS 316L2. standards :SMS,ISO,IDF,DIN,GB,3A3. connection :welding4. pressure :PN 0.25MPa-0.8 MPa5. types :elliptic manhole cover (with...