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LIAOCHENG TONGYUN PIPE INDUSTRY CO.,LTD is a group company which including technology R & D, manufacturing, domestic sales and exporting. We has been serving the steel industry since 2001 as North China's largest and most advanced cold drawn & hot rolled seamless pipes manufacturer.
API 5L PIPES
OD:1/2’’-24’’
WT:SCH20/40/80/160
mainly used in oil/gas
or water fluid
WT:SCH20/40/80/160
mainly used in oil/gas
or water fluid


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