Material: | High Strength Steel |
---|---|
Type: | Square Head |
Groove: | Flower Word |
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1. Material is 3Cr2W8V, H13(injection chamber), the whole body quenching hardness: HRC60± 2, nitridation hardness: 1050HV, inner hold for fine grinding Ra value 0.4
Material | 38CrMoAiA |
tempering hardness: | 260-290HBS |
Metallurgical structure: | More than 95% sorbite |
crystal particle degree | 6-8 grade |
Nitridation layer depth | 0.4-0.7 |
Nitridation rigidity on surface: | 940-1050HV |
brittleness | less than 2 grade |
thickness: | 2.6-3mm |