Advantages: Nice surface and precision. Nice mechanical property. No deformation after cold bending, no crack after flaring and flattening.
Main Standards: GB/T3639, ASTM A519, DIN2391, EN10305-1.
Materials: 10, 20, 45#, Q345B (ST52), 25Mn (1026), 4130, 4140.
Outer diameter: 10 to 370 mm.
Wall thickness: 1 to 32 mm.
Delivery conditions: cold finished, annealed (bright), quenched and tempered.
Application: Used for engine, liner, underpin, camshaft, suspension and other parts of cars.
Zhejiang Dingxin Steel Tube Manufacturing Co., Ltd.
ISO9001, TS16949.
Lisa Hsu,
sales04[at]dingxintube[dot]cn
Mobile:+86-15669301195
Skype: lisa204299