Pipe Fittings Manufacturers - Shandong Dongbao Steel Pipe Co., Ltd.

API 5B casing coupling

Detailed Product Description Casing pipe couplings with Inside Phosphate Treatment & Outside coating conforming to API SPEC 5CT & 5B standard. Sizes from 4-1/2 to 13-3/8 inch. No.SpecificationCouplingO.D. mm PipeO.D.mmPipe endfinished coupling...

casing coupling

Detailed Product Description Casing pipe couplings with Inside Phosphate Treatment & Outside coating conforming to API SPEC 5CT & 5B standard. Sizes from 4-1/2 to 13-3/8 inch. No.SpecificationCouplingO.D. mm PipeO.D.mmPipe endfinished coupling...

coupling for casing pipe

Detailed Product Description Casing pipe couplings with Inside Phosphate Treatment & Outside coating conforming to API SPEC 5CT & 5B standard. Sizes from 4-1/2 to 13-3/8 inch. No.SpecificationCouplingO.D. mm PipeO.D.mmPipe endfinished coupling...

conecting joints for casing pipe

Detailed Product Description Casing pipe couplings with Inside Phosphate Treatment & Outside coating conforming to API SPEC 5CT & 5B standard. Sizes from 4-1/2 to 13-3/8 inch. No.SpecificationCouplingO.D. mm PipeO.D.mmPipe endfinished coupling...

tubing casing coupling API

Detailed Product Description tubing casing coupling...

oil pipe coupling

Detailed Product Description 1.Coupling for oil tubing Size:1.9"~4-1/2" Steel Grade:J55/K55/N80/L80/P110 Standard: API SPEC 5B2.Coupling for casing Size:4-1/2"~20" Steel...

pipe coupling

Detailed Product Description pipe coupling Sizes range from 2 3/8" to 13-3/8".Steel grade including :K55, J55,L80,N80,C90,T95 and P110Thread types: NU, EU, STC, LTC and BTCQuality is fully guaranteed. Standard: API 5CT ...

pup joint

Detailed Product Description pup joint of API oil tubing ,with various steel grade and length ...