The Major Technological Index:
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Products
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Steel Shot
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Chemical Composition
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C
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0.70～1.20%
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Mn
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0.35～1.20%
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Si
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0.40～1.20%
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S
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≤0.05%
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P
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≤0.05%
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Micro hardness
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Normal:40～50HRC (377～509HV)
Special:52～56HRC (543～620HV) Special:56～60HRC (620～713HV |
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Hardness Deviation
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Max Deviation ±3.0HRC
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Microstructure
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Tempered Martensite or Sorbite
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Density
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7.2g/cm3
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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.
Types: S780/SS2.5 S660/SS2.0 S550/SS1.7 S460/SS1.4 S390/SS1.2 S330/SS1.0
S280/SS0.8 S230/SS0.6 S170/SS0.5 S110/SS0.3
Types: S780/SS2.5 S660/SS2.0 S550/SS1.7 S460/SS1.4 S390/SS1.2 S330/SS1.0