Zhangqiu Hongdun Trading Co., Ltd.
Main products:Differential Case,platen,brake pad,Clutch,Curtain punch
Products
Contact Us
  • Contact Person : Mr. ji xingyu
  • Company Name : Zhangqiu Hongdun Trading Co., Ltd.
  • Tel : 86-531-83238988
  • Fax : 86-531-83260439
  • Address : Shandong,Zhangqiu,Willow Village West streets Office Zhangqiu city
  • Country/Region : China
  • Zip : 250200

China high quality polished and durable steel ball (SGS approved )

China high quality polished and durable steel ball (SGS approved )
Product Detailed
High hardness Low breakGood proportion and structure Homogenous in the density

 Information of the products:

1. We have got the certificates as follows:

a).ISO9001:2008,ISO14001:2004,GB/T28001-2001(OHSAS18000)

b).SGS Certificates

2. Dia.:20mm-200mm

3. Surface hardness: more than 60HRC, Core hardness: more than 55HRC.

4. Breakage: Less than 1%

5. Impact toughness: More than 12J/cm2

6. Density: 7.8-7.85g/cm3

7. Impact to broken (times): more than 10000

 Application fields:

cement plants;     power station;      mining ore;      chemical industries

chemical  composition

CSiMnCrSP
0.50-0.650.15-0.370.6-1.2<=0.25<=0.04<=0.04

Speficaition

diameter(mm)

diameter

tolerance(mm)

unit weight(g)

quantity

per ton(pcs)

20 3231250
25 6415625
30+21109090
40-12633802
50 5131949
60 8881126
70 1410709
80+32104475
90-22996333
100 4110243
110 5457182
120+47102140
130-29030110
140+41127888
150-31387172

Jolin

Fax:86-531-83238988

Mobile:86-13969135613

Skype:zhuling_fhtk

China high quality polished and durable steel ball (SGS approved )



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