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 ASTM A 106 GB Seamless Steel Pipe 2023/12/22 20:51:00 |
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Tubing is used for transporting crude oil and natural gas to surface after drilling, which also bears pressure from exploration:
Size from 2-3/8 inch to 4-1/2 inch, also including with Tubing coupling( NU), Tubing Coupling(EU);
Casing pipe: Standard API spec 5CT, API spec 5B
Casing pipe is used for fastening oil and gas well wall or borehole, with bigger diameter than tubing, including surface casings, technical casings and oil layer casings.
Size from 4 1/2 inch to 20 inch,
Drill Pipe: Standard: API spec 5DP, API spec 7
Sizes are from 2-3/8 inch to 6-5/8 inch. |
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Tianjin zhongshun petroleum steel pipe Co.,Ltd |
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Contact
Person: |
Guo Sherry |
Phone: |
86-22-58399574 |
Fax: |
86-22-58399575 |
Zip code: |
300381 |
Address: |
Hongqi road,tianjin,tianjin |
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Web Site: |
http://www.zssteelpipe.com |
E-mail: |
sherry@zssteelpipe.com |
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