Exhibit Profile:
D1422 X80 hot press three、12.6MPa DN1550 lock ring type fast opening blind plate、12MPa DN1400 integral insulating joint、Double metal composite pipe
D1422 X80 hot press three、12.6MPa DN1550 lock ring type fast opening blind plate、12MPa DN1400 integral insulating joint、Double metal composite pipe
Website:http://www.cpp.cnpc/gdjixie/Pages/default.aspx

中油管道机械制造有限责任公司