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  • High chrome alloy casting steel cylpebs

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High chrome alloy casting steel cylpebs
Skype：chen.cherry56
WhatsApp：+86-18563713664
Email：sales@jnhuafu.cn
PRODUCT DESCRIPTION

Diameter tolerance and Length tolerance

Diameter（mm)8x1010x1212x1414x1616x1818x2020x25
25x3030x3535x4040x4545x5050x5555x60
Diameter tolerance(mm)+1，-1
Length tolerance（mm）+2，-2


Chemical composition

BrandChemical composition（%）

CSiMnCrMoCuNiPS
ZQCr262.0-3.31.2max0.3-1.5>23.0-30.00-3.00-1.20-1.5≤0.10≤0.06
ZQCr202.0-3.31.2max0.3-1.5>18.0-23.00-3.00-1.20-1.5≤0.10≤0.06
ZQCr152.0-3.31.2max0.3-1.5>14.0-18.00-3.00-1.20-1.5≤0.10≤0.06
ZQCr122.0-3.31.2max0.3-1.5>10.0-14.00-3.00-1.20-1.5≤0.10≤0.06
ZQCr82.1-3.32.2max0.3-1.57.0-10.00-1.00-0.8－≤0.10≤0.06


Technical specification

BrandDiameter(mm)Hardness(HRC)Breakage rateImpact value(J/cm²)Drop times(times)Micro structure
ZQCr2617-150>58<1%>7≥12000M+C
ZQCr2017-150>58<1%>6≥12000M+C
ZQCr1517-150>58<1%>5≥12000M+C
ZQCr1217-150>58<1%>3.5≥12000M+C
ZQCr817-150>58<1%>3≥12000M+C


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