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
SGFB-3 (C:0.75%,Cr:0.5%)
1.Product Name:
Product Name |
Grade |
Chemical Composition(%) |
|||||||
C |
Si |
Mn |
Cr |
Mo |
Cu |
P |
S |
||
Forged Steel Ball |
SGFB-3 |
0.72-0.85 |
0.17-0.37 |
0.7-0.9 |
0.4-0.6 |
≤0.30 |
≤0.30 |
≤0.035 |
≤0.035 |
2.Hardness、Toughness、Metallurgical Structure & Fatigue Life:
Grade |
Grade |
Surface Hardness |
Core Hardness |
Volumetric Hardness |
Impact-toughness |
Metallurgical Structure |
Dropping Balls Test/Fatigue Life Test |
|
SGFB-3 |
Φ40~Φ50 |
60-65 |
59-64 |
60-65 |
≥13 |
M+B+C |
80≤Φ≤150 |
≥10000 |
Φ60~Φ80 |
60-65 |
58-63 |
60-65 |
|||||
Φ90 |
57-62 |
51-56 |
56-61 |
|||||
Φ100~Φ120 |
53-58 |
47-52 |
50-55 |
|||||
Φ125~Φ130 |
51-56 |
45-50 |
47-52 |
|||||
Φ140~Φ150 |
48-53 |
40-45 |
45-50 |
|||||
M-Martensite, B-Bainite, C- Carbide |