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The production process of Casing pipe in plant is generally: Steel ingot heating → hydraulic punching → reheating → extension → periodic rolling → reheating → sizing → cooling → straightening → pipe ...

ERW Casing, generally low-carbon microalloyed steel (coil) rolled by TMCP process, is formed and continuously welded into tubes by high-frequency resistance welding (ERW), with excellent technology an...

According to the manufacturing method, the steel pipe can be pided into two categories: seamless steel pipe and welded seam steel pipe. Among them, ERW steel pipe is the main variety of welded steel p...

Cold drawn erw pipe, which is one of the best choices for the production of multi-stage hydraulic cylinders. Its process is the same as that of precision seamless pipe cold drawing. It is precision dr...

SSAW steel pipe definition: It is made by winding a low carbon carbon structural steel or low alloy structural steel strip into a blank according to a certain helix angle (called forming angle), and t...

Spiral steel pipe (SSAW steel pipe) is a spiral seam steel pipe made of strip steel coils as raw materials, often extruded and formed by automatic double-wire double-sided submerged arc welding. The s...

Spiral steel pipes (SSAW pipe) and straight seam steel pipes (ERW/LSAW pipe) are currently widely used in water pipelines, construction and other industries, but there is a big difference between the ...

The mechanical properties of steel is an important index to ensure the final use performance (mechanical properties) of the steel, and it depends on the chemical composition of the steel and the heat ...

Seamless steel pipes are roughly pided into two types, one is seamless steel pipe round pipe, and the other is seamless steel pipe square pipe. The main use of seamless round pipes is in...

ASTM A53 - Black or Hot-Dip Galvanized, Welded & Seamless Steel Pipe ASTM A123 - Zinc (Hot-Dip Galvanized) Coatings on Iron and Steel Products ASTM A153 - Zinc Coating (Hot-Dip) on Iron and Stee...