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Henan Dongfanglong Machine Manufacture Co., Ltd [Henan,China] Business Type:Manufacturer Main Markets: Africa , Americas , Asia , Middle East , West Europe Exporter:41% - 50% Certs:ISO14001, ISO9001, OHSAS18001, API

Henan Dongfanglong Machine Manufacture Co., Ltd

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HomeVideoCoupling

Coupling

Tubing and casing couplings are the joining of two short length pipe, mainly used for the connection and repair of oil pipe and downhole tools Tubing and couplings thread types : Non-upset thread(NU), External- upset thread(EU); Casing and couplings thread types: Long-round thread(LC), Short-round thread(SC), buttress thread(BC) Grade: K55,J55,N80-1,N80Q,L80-1,P110,etc.

2022/12/19

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