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Couplings and Subs
Coupling Bar
Product Description: Seamless steel pipes for manufacturing oil tubular couplings. Standard: API SPEC 5CT Specification for Casing and Tubing
Sub
Beilai manufactures standard-compliant subs of the following types: Pup subs, crossover subs, wear-resistant subs, etc. Length range: 0.5m~6.0m (2FT–20FT)
Coupling
Beilai manufactures and offers standard-compliant couplings for the following types: Standard couplings; special chamfer couplings; Improved coupling with sealing ring;