|
|
|
Shandong Dongbao Steel Pipes Co., Ltd
|
|
|
|
|
| |
|
 |
About Us
The corporation is a professional manufacturer and dealer of oil pipes and petroleum machinery. We are engaged in producing various oil pipes, drilling pipes, couplings and Nanoscale Titanlum-containing Compound Coated Tubing (NTCCT).The sizes of the product are as follows, Tubing: 竊�3/8 to 4-1/2 inch, NU&EU , Grade J55, K55, N80, L80, P110; Casing: 4-1/2 to 13-3/8 inch, STC, LTC, BTC, Grade J55, K55, N80, L80, P110; Drill pipe: 2-3/8 to 5-1/2 inch, IU, IEU, EU, Grade: E, X, G, S; The couplings ...
|
|
 |
|
|
|
|
|
Couplings with API standard
Steel grade J55 ...
|
|
|
|
1. Size: 2-3/8 to 4-1/2 NU & EU
2. Grade: J55, K55, N80, P110
3: ...
|
|
|
|
1. Size: 2-3/8″?-1/2
2. Ends: IU, EU, IEU;
3. Grade: E X G S;
3. ...
|
|
|
|
1. Size: 4-1/2?-1/2 STC, LTC, BTC;
2. Grade: Grade J55, K55, N80, P110;
3. ...
|
|
|
|
|
1. Size: 2-3/8?—5-1/2?;
2. Ends: IU, EU, IEU;
3. Grade: ...
|
|
|
|
1. Size: 2-3/8?—4-1/2?;
2. Ends: NU & EU;
3. Grade: J55, K55, N80, L80, ...
|
|
|
|
1. Size: 2-3/8?—4-1/2?;
2. Ends: NU & EU;
3. Grade: J55, K55, N80, L80, ...
|
|
|
|
1. Size: 2-3/8?—4-1/2?;
2. Ends: NU & EU;
2. Grade: J55, K55, N80, L80, ...
|
|
|
|
|
|
|
|
Company Name:
Bookmark / Share this page