Contact
Address:
Baiguantun Economic Development Zone, Fengrun District,Tangshan City
Telephone/fax:
0086-315-5507099 (Chinese)
0086-315-5115988 (English)
Email:
mike@sgsteelball.com (Intl)
Address: Baiguantun Economic Development Zone, Fengrun District,Tangshan City Email:tssgyj@126.com Tel:0086-315-5507099 Fax:0086-315-5115988
Classification
Grinding Rods SGHM-1(C:0.50%, Mn:0.70%)
1.Chemical Composition
Product Name |
Grade |
Chemical Composition(%) |
|||||||
C |
Si |
Mn |
Cr |
Mo |
Cu |
P |
S |
||
Grinding Steel Bar |
SGHM-1 |
0.48-0.60 |
0.17-0.37 |
0.7-1.0 |
0.25Max |
≤0.20 |
≤0.10 |
≤0.035 |
≤0.035 |
2.Grinding Bar's Hardness, Diameter Tolerance, Unit Weight
Grade |
Size |
Size |
Cross section diameter tolerance |
Unit Weight |
Rockwell Hardness |
Brinell hardness |
SGHM-1 |
Φ40 |
1 1/2 |
+/- 0.5 |
9.867 |
45 Min |
421 Min |
Φ50 |
2 |
+/- 0.5 |
15.417 |
|||
Φ60 |
2 2/5 |
+/- 0.7 |
22.2 |
|||
Φ70 |
2 3/4 |
+/- 0.8 |
30.218 |
|||
Φ80 |
3 1/6 |
+/- 0.9 |
39.469 |
|||
Φ90 |
3 1/2 |
+/- 0.9 |
49.953 |
|||
Φ100 |
4 |
+/- 1.0 |
61.67 |
Grinding Bar's Hardness Inspection: Remove iron scale from finished grinding bar's surface in 3mm depth, then doing hardness inspection.