Nơi xuất xứ
Shandong, China
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Không hợp kim
Lớp
# 45, ST45 -8, ST45 -4
Steel grade
CK45 /JIS 45C/20MnV6/42CrMo4/40Cr
Ovality
Half of the tolerance ISO f7
Chrome thickness
20-30μm(min)
Hardness of the chrome layer
850HV(min)
Supply Condition
hard chrome & induction hardened
Type
Piston Rod, Chrome Plated Bar