Сохранить в закладки 1601287072479:
Barrel raw material | 40Cr |
Wedge raw material | 20CrMnTi ; 20CrMn5 |
Anchor hardness(HRB) | 25-35 |
Wedge surface hardness | HRA79-84 |
Wedge core hardness | HR38-46 |
Carburization layer depth | 0.35-0.6mm ; 0.6-0.8mm |
Anchor efficiency coefficient | >0.95 |
With-draw of wedge after stressing | <6mm |
Tempered | 1-4 |
Retained Austenite | 1-4 |
Inspection of Appearance | Tooth shape without defect ,bad teeth , variant |
Standard | GB/T2301-2004 |
Новинки товаров от производителей по оптовым ценам