MATERIAL: St52,St52.3,Ck45,Ck20, 40Cr, Stainless stell
STRAIGHTNESS: 0.15/m
ROUGHNESS:Ra0.1-Ra0.4
CONCENTRICITY: ≤ 0.01mm
CHROMED THICKNESS: 15-40 MICRON
SURFACE HARDNESS:850-1150HV
PRODUCTS
PISTON BAR
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Tel:+86-519-68783344
Fax:+86-519-82059019
Mobile: 0086-15295028858
Address:412-593 Tongjiang middle road,New District Changzhou Jiangsu China. 213000