ASTM No. |
Fe max |
O max |
N max |
C max |
H max |
Pd |
Al |
V |
Mo |
Ni |
Elongation |
0.2% Yield Strength Min |
Tensile Strength Min |
wt% |
wt% |
wt% |
wt% |
wt% |
wt% |
wt% |
wt% |
wt% |
wt% |
% |
MPa |
MPa |
|
Grade 1 |
0.2 |
0.18 |
0.03 |
0.1 |
0.015 |
24 |
170 |
240 |
|||||
Grade 2 |
0.3 |
0.25 |
0.03 |
0.1 |
0.015 |
20 |
280 |
345 |
|||||
Grade 3 |
0.25 |
0.3 |
0.05 |
0.1 |
0.015 |
18 |
380 |
450 |
|||||
Grade 4 |
0.5 |
0.4 |
0.05 |
0.1 |
0.015 |
15 |
480 |
550 |
|||||
Grade 5 |
0.4 |
0.2 |
0.05 |
0.1 |
0.015 |
5.5- |
10 |
830 |
900 |
||||
Grade 6 |
0.1 |
16 |
780 |
820 |
|||||||||
Grade 7 |
0.3 |
0.25 |
0.03 |
0.1 |
0.015 |
0,12- |
20 |
280 |
340 |
||||
Grade 9 |
0.25 |
0.15 |
0.02 |
0.05 |
0.015 |
2,5- |
15 |
550 |
650 |
||||
Grade 11 |
0.2 |
0.18 |
0.03 |
0.1 |
0.015 |
0.12- |
24 |
170 |
240 |
||||
Grade 12 |
0.3 |
0.25 |
0.03 |
0.1 |
0.015 |
0.3 |
0.8 |
25 |
414 |
499 |
|||
Grade 13 |
0.5 |
||||||||||||
Grade 14 |
0.5 |
||||||||||||
Grade 15 |
0.5 |
||||||||||||
Grade 16 |
0.04- |
27 |
345 |
485 |
|||||||||
Grade 17 |
0.18 |
0.04- |
35 |
206 |
345 |
||||||||
Grade 18 |
0.04- |
3 |
2.5 |
4 |
|||||||||
Grade 19 |
3 |
8 |
4 |
||||||||||
Grade 20 |
0.04- |
3 |
8 |
4 |
|||||||||
Grade 21 |
3 |
15 |
15 – 8 |
880 |
915 |
Post time: May-19-2020