SA387 |
Grade 5 |
Grade 9 |
Grade 11 |
Grade 12 |
Grade 22 |
Carbon |
0.15 max |
0.15 max |
0.04 - 0.17 |
0.04 - 0.17 |
0.04 - 0.15 |
Manganese |
0.25 - 0.66 |
0.25 - 0.66 |
0.35 - 0.73 |
0.35 - 0.73 |
0.25 - 0.66 |
Phosphorous |
0.035 |
0.030 |
0.035 |
0.035 |
0.035 |
Sulfur |
0.030 |
0.030 |
0.035 |
0.035 | 0.035 |
Silicon |
0.55 max |
1.05 max |
0.44 - 0.86 |
0.13 - 0.45 |
0.5 max |
Chromium |
3.9 - 6.1 |
7.9 - 10.1 |
0.94 - 1.56 |
0.74 - 1.21 |
1.88 - 2.62 |
Molybdenum |
0.40 - 0.7 |
0.85 1.15 |
0.40 - 0.7 |
0.4 - 0.65 |
0.85 - 1.15 |
Механические свойства сталей A/SA 387
A 387 Grade 5 |
A 387 Grade 9 |
A 387 Grade 11 |
A 387 Grade 12 |
A 387 Grade 22 | |||||||||||||||
|
Class 1 |
Class 2 |
Class 1 |
Class 2 |
Class 1 |
Class 2 |
Class 1 |
Class 2 |
Class 1 |
Class 2 | |||||||||
Tensile Strength (ksi) |
60-85 |
75-100 |
60-85 75-100 |
60-85 |
70-90 |
50-80 |
65-85 |
60-85 |
75-100 | ||||||||||
Tensile Strength (MPa) |
415-585 |
515-690 |
415-585 |
515-690 |
415-585 |
485-620 |
380-550 |
450-585 |
415-585 |
515-690 | |||||||||
Yield Strength (ksi) | <p class="a2" style="margin-bottom:0cm;margin-bottom:.0001pt;text-indent:19.0pt; line-height:normal;background:transparent">30 |
45 |
30 |
45 |
35 |
45 |
33 |
40 |
30 |
45 | |||||||||
Yield Strength (MPa) |
|