|
|
조질기호 |
경도(Hv) |
항복강도(N/mm2) |
인장강도(N/mm2) |
연신율% |
|
1/2H |
310 and over |
510 and over |
932 and over |
10 and over |
|
3/4H |
370 and over |
745 and over |
1,128 and over |
5 and over |
|
H |
430 and over |
1,030 and over |
1,324 and over |
- |
|
EH |
490 and over |
1,275 and over |
1,569 and over |
- |
|
조질기호 |
경도(Hv) |
항복강도(N/mm2) |
인장강도(N/mm2) |
연신율% |
|
1/2H |
250 and over |
471 and over |
785 and over |
6 and over |
|
3/4H |
310 and over |
669 and over |
932 and over |
3 and over |
|
H |
370 and over |
883 and over |
1,128 and over |
- |
|
|
|