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product
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cast 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%
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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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hardness
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conventional: 40~50HRC
special: 52~56HRC
special: 56~60HRC
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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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7.4g/cm3
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Specifications:
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, S70/SS0.2