How to protect black steel pipes?
Black steel pipes, usually referring to ungalvanized carbon steel pipes, are prone to rust in humid environments due to the lack of a protective layer on their surface. Therefore, in order to extend the service life of black steel...
2024-07-29
API 5L PSL1/PSL2 Line Pipe
API 5L line pipe is a standard pipe commonly used in the oil and gas industry, mainly used to transport fluids such as oil, natural gas, and water. The API 5L standard divides line pipes into two categories according to product sp...
2024-07-29
JIS G3466 Carbon Steel Square Pipe
JIS G3466 is a specification in Japanese Industrial Standards, applicable to carbon steel square pipes.Material: Usually carbon structural steel, generally divided into steels of different strength grades such as SS400, STKR400, S...
2024-07-26
Surface treatment of welded pipes
Welded pipes are steel pipes made of steel plates or strips after curling and welding, and are generally 6m long. The production process of welded steel pipes is simple, the production efficiency is high, and there are many variet...
2024-07-26
SAW pipe specifications
The specifications of submerged arc welded straight seam steel pipes (SAW pipes) are usually specified by the following standards: StandardScope of applicationAPI 5LFor oil and gas pipelines, it specifies the nominal diameter, wal...
2024-07-25
How much pressure can a welded pipe withstand?
The pressure bearing capacity of a welded pipe (such as ERW steel pipe, SSAW steel pipe) refers to the maximum pressure it can withstand under internal or external pressure.The pressure bearing capacity of ordinary welded steel pi...
2024-07-25
