technical characteristics
Designation, mm
|
3,9х19
|
3,9х25
|
3,9х30
|
3,9х45
|
Llength, mm |
|
18,24-19,76 |
24,24-25,76 |
28,73-31,27 |
43,73-46,27 |
The hardness ofthe core |
240-425 HV |
240-425 HV |
240-425 HV |
240-425 HV |
The surface hardness |
550-800 HV |
550-800 HV |
550-800 HV |
550-800 HV |
Min.is destroyed.time |
3,00 |
3,00 |
3,00 |
3,00 |
Weight1000.Kg |
1,26 |
1,60 |
1,90 |
2,65 |
Material: SteelC1018-C1022
Coverage:oxidized
Schlitz: Philips №2