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Shandong Dongbao Steel Pipe Co., Ltd
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About Us
Established in 2005, Shandong Dongbao Group Co., Ltd is the professional manufacturer and supplier of OCTG Tubing, Casing, High pressure steel weaved special plastic composite pipe, Sucker Rod Pump,drilling pipe, sucker rod and other petroleum machinery, its former name is Dongying Dongbao Petroleum Machinery Co., Ltd, which was established in 1992. The group is located at East City Industrial Zone of Shouguang City, which is the important county of flourishing economy in Shandong Province, ...
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API Tubing Coupling
1) Standard: API 5CT. 2) Material: J55, K55, L80, N80, ...
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API Oil Tubing
1. Size: 2-3/8 inch to 4-1/2 inch;
2. End Type: NU & EU; ...
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API Oil Tubing
1. Size: 2-3/8 inch to 4-1/2 inch;
2. End Type: NU & EU; ...
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API Oil Tubing
1. Size: 2-3/8 inch to 4-1/2 inch;
2. End Type: NU & EU; ...
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API Tubing Coupling
1) Standard: API 5CT.
2) Material: J55, K55, L80, N80, ...
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API Casing Pipe
1. Size: 4-1/2 inch to 13-3/8 inch;
2. End Type: BTC LTC ...
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API SEAMLESS OIL TUBING
1. Size: 2-3/8 inch to 4-1/2 inch;
2. End Type: NU & ...
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API Oil Tubing
1.Grade:J55, K55, N80,L80, C90, P110
2.Type :NU EU
3.Standard ...
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