Specifications of steel grit

 Specifications of steel grit

Products		Steel Grit
Chemical Composition	C	0.70~1.20%
	Mn	0.35~1.20%
	Si	≥0.40
	S	≤0.05%
	P	≤0.05%
Microhardness		Normal:40~50HRC (377~509HV)
		Special:52~56HRC (543~620HV)
		Special:56~60HRC (620~713HV)
Hardness Deviation		Max Deviation ±3.0HRC
Microstructure		Tempered Martensite or Sorbite
Density		7.2g/cm3