Advantage: High precision, nice straightness and small allowance for honing. Minimum surface roughness. Inner roughness: 0.8μm
Main standards: DIN2391, EN10305-1, ASTM A 519
Main materials: ST45, ST52, 1026, E255, E355
Usage: for honing pipe, hydraulic cylinder, pneumatic cylinder
Delivery condition: stress relieved (BKS)
Straightness: 1/1000mm
Tensile strength: >=610MPa
Yield strength: >=500MPa
Elongation: >=15%
Inner diameter: 14 to 320 mm
Wall thickness: 2 to 32 mm
ID tolerance: according to customer's requirement, generally -0.3/0 or -0.5/-0.3mm
Zhejiang Dingxin Steel Tube Manufacturing Co., Ltd.
ISO9001, TS16949.
Contact person: Lisa Hsu,
sales04[at]dingxintube[dot]cn
Mobile:+86-15669301195
Skype: lisa204299
