Product de
INTRODUCTION:
Operative Standards:
In accordance with standards of GB/T18838.3－2008 Steel Shot and Steel Grit,SFSA20-66Cast Steel Abrasive, SAE J827 Cast Steel Shot, SAE J1993High Carbon Steel Grit, YB/T5149-1993 Cast Steel Shot, YB/T5150-1993Cast Steel Grit,ISO11124-3High Carbon Cast Steel Shot and Grit.
The Major Technological Index:
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Products |
Steel Grit |
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Chemical Composition |
C |
0.70～1.20% |
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Mn |
0.35～1.20% |
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Si |
0.40～1.20% |
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|
S |
≤0.05% |
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P |
≤0.05% |
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Microhardness |
GP:42～50HRC (399～509HV) |
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Hardness Deviation |
Max Deviation ±3.0HRC |
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Microstructure |
Tempered Martensite or Sorbite |
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Density |
7.4g/cm3 |
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