|
Detailed modification description |
NN | Modification marking Inter Nat. | Showing the melt òåêó÷. mine ã/10, (230ãðàä. /3, 8êã) | softening Òåìïåðàóðà on vetch, degree. With, no less than | Charpy impact, êÄæ/ì^2, no less than | tensile strength, MPa, no less than | permanent strain after rupture, %, no less than | 1 |
D-8 D-8 | 2, 5-5, 5 | 107 | 20 | 71 | 3, 2 | 2 |
D-87 D-87 | 2, 5-3, 5 | 108 | 20 | - | - | 3 |
D-81 D-81 | 2, 5-3, 5 | 108 | 20 | 70 | 4, 5 | 4 |
D-82 D-82 | 1, 2-2, 4 | 108 | 20 | 75 | 6, 0 | 5 |
2M 2M | 0, 5-1, 6 | - | 18 | - | - | |