|
|
|
| ASTM B265 |
Fe max |
O max |
N max |
C max |
H max |
Pd |
Al |
V |
Mo |
Ni |
Elong'n |
Rp 0.2 |
Rm |
| No |
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—310 |
240 |
| Grade 2 |
0.3 |
0.25 |
0.03 |
0.1 |
0.015 |
|
|
|
|
|
20 |
275—450 |
345—480 |
| Grade 3 |
0.25 |
0.3 |
0.05 |
0.1 |
0.015 |
|
|
|
|
|
18 |
360—480 |
480—700 |
| Grade 4 |
0.5 |
0.4 |
0.05 |
0.1 |
0.015 |
|
|
|
|
|
15 |
500—530 |
600—680 |
| Grade 5 |
0.4 |
0.2 |
0.05 |
0.1 |
0.015 |
|
5.5-6.7 |
|
|
|
10 |
800—1100 |
890—1400 |
| Grade 6 |
|
|
|
0.1 |
|
|
|
|
|
|
16 |
780—820 |
820—860 |
| Grade 7 |
0.3 |
0.25 |
0.03 |
0.1 |
0.015 |
0,12-0,25 |
|
|
|
|
20 |
275—450** |
345 |
| Grade 9 |
0.25 |
0.15 |
0.02 |
0.05 |
0.015 |
|
2,5—3,05 |
|
|
|
15 |
550 |
650 |
| Grade 11 |
0.2 |
0.18 |
0.03 |
0.1 |
0.015 |
0.12—0.25 |
|
|
|
|
24 |
170-310** |
240 |
| Grade 12 |
0.3 |
0.25 |
0.03 |
0.1 |
0.015 |
|
|
|
0.3 |
0.8 |
25 |
414—460 |
499—600 |
| Grade 13 |
|
|
|
|
|
|
|
|
|
0.5 |
|
|
|
| Grade 14 |
|
|
|
|
|
|
|
|
|
0.5 |
|
|
|
| Grade 15 |
|
|
|
|
|
|
|
|
|
0.5 |
|
|
|
| Grade 16 |
|
|
|
|
|
0.04—0.08 |
|
|
|
|
27 |
345 |
485 |
| Grade 17 |
|
0.18 |
|
|
|
0.04—0.08 |
|
|
|
|
35 |
206 |
345 |
| Grade 18 |
|
|
|
|
|
0.04—0.08 |
3 |
2.5 |
4 |
|
|
|
|
| Grade 19 |
|
|
|
|
|
|
3 |
8 |
4 |
|
|
|
|
| Grade 20 |
|
|
|
|
|
0.04—0.08 |
3 |
8 |
4 |
|
|
|
|
| Grade 21 |
|
|
|
|
|
|
3 |
|
15 |
|
15—8 |
880—1250 |
915—1350 |
Releated References:
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