For hydraulic cylinders, pneumatic cylinders and precise machine pipes...etc.
Internal Diameter: 18~350mm
External Diameter: 20~420mm
Material: JIS 3445 STKM13C
Special sizes and materials can be ordered.[...]
For shock absorber, door open stay, exercise equipment, jack...etc.
The dimension accuracy and surface roughness of cold drawn steel tubes are better than hot rolled tubes.[...]