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Chemical Composition & Physical Properties
|
Grade
|
Condition
|
TensileRm, MPa
|
EL A11.3, %
|
Hardness HV1
|
|
LE194
|
0(M)
|
300-370 |
≥20
|
85-110
|
|
1/4H (Y4)
|
340-410 |
≥15
|
95-120
|
|
|
H/2 (Y2)
|
360-430 |
≥6
|
115-135
|
|
|
H(Y)
|
410-480 |
≥4
|
125-145
|
|
| EH(T) | 460-500 | ≥4 | 135-150 | |
| SH(TY) | 480-530 | ≥4 | 140-155 | |
| ESH(CT) | 500-580 | ≥4 | 150-170 |