GB/T 20657-2022 Petroleum and natural gas industries-Formulae and calculations for the properties of casing, tubing, drill pipe and line pipe used as casing or tubing

Standard Number: GB/T 20657-2022
Chinese:石油天然气工业 套管、油管、钻杆和用作套管或油管的管线管性能公式及计算
English:Petroleum and natural gas industries-Formulae and calculations for the properties of casing, tubing, drill pipe and line pipe used as casing or tubing

Effective Date:2023-04-01
Regulatory Authority:Standardization Administration of PRC (SAC)
Issuing Regulatory Authority:State Administration for Market Supervision and Administration, State Standardization Administration

Adheres to international standards:Y
PDF Downloadable:N

You can click the button below to purchase the PDF version, and we will send it to you via email.

Click below to buy the printed version. Shipped via FedEx within 7 days. Full refund if out of stock.

If you encounter the following issues, please click here to contact us, and we will do our best to assist you.
1. You cannot find the standard document you are looking for on our website.
2. You have found the standard document, but our page indicates that PDF download is not available.
3. You need to purchase our translated version.