Shandong Dongbao Steel Pipes Co., Ltd

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1. petroleum tubing

1. Size: 2-3/8"-4-1/2";
2. Ends: Nu & EU;
3. Type of threading: NUE,EUE;
4. Grade: J55, K55, N80, L80, P110;
5. Specification: API Spec 5 CT;
6. High quality and competitive price.

For all details, please never hesitate to ...

2. drilling pipe

1. Size: 2-3/8"-5-1/2";
2. Ends: IU, EU, IEU;
3. Grade: E, X, G, S;
4. Specification: API Spec 5D;
5. High quality and competitive price.

For all details, please never hesitate to contact us.

3. oil casing

1.Size: 4-1/2"-5-1/2";
2.Type of threading: STC, LTC, BTC;
3.Grade: J55, k55, N80, L80, P110;
4.Specification: API Spec 5CT;
5.High quality and competitive price.

For all details, please never hesitate to contact us.

4. oil tubing

oil tubing:
1.Size:2-3/8"-4-1/2";
2.End: NU & EU;
3.Tpye of threading: NUE,EUE
4.Grade: J55, K55, N80, L80, P110;
5.Specification: API Spec 5 CT;
6.High quality and competitive price.

For all details, please never hesitate ...

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