Specification：

Size range: 12mm - 900mm (OD), Length: 12000mm max.

Standard: As technical agreements

Material: carbon steel like CK45,S45C, SAE1045,alloy steel like SAE4140, 20MnV6,etc.

Manufacture method: Hydraulic cold drawn, Machined

Application: Precision CNC machine tools , port machinery, mining machinery, medical equipment, metallurgical machinery, engineering machinery and wind/ solar power generation equipment etc.

Chemical Composition & Mechanical Properties