Standards: DIN 2391, EN 10305-1, ASTM A519.
Materials: 1020, 1026, 1045, ST45, ST52, E255 and E355.
Delivery condition: cold finish (BK).
Inner roughness: <=0.8%Ra.
Inner diameter: 14 to 320 mm.
Wall thickness: 2 to 32 mm.
Usage: Hydraulic jack, hydraulic cylinder, etc.
Zhejiang Dingxin Steel Tube Manufacturing Co., Ltd.
ISO9001, TS16949.
Contact person: Lisa Hsu,
sales04[at]dingxintube[dot]cn
Mobile:+86-15669301195
Skype: lisa204299