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Chemistry
(General) |
Mechanical Properties
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Common Name |
ASTM Spec. |
C max |
Mn max |
P max |
S max |
Si max |
Tensile
Strength ksi |
Yield
Strength ksi |
Elong. In 2” |
Brinell (approx.) |
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Mild Steel, CQ Commercial
Quality |
A569 |
.15 |
.60 |
.030 |
.035 |
N/A |
52 * |
30 to 50 |
25% min. |
108 |
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A36, Structural Quality |
A36 |
.25* |
.80 – 1.20* |
.040 |
.050 |
.40 |
58 to 80 |
36 min. |
23% min. |
119 to 159 |
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Grade 50, HSLA, High Strength - Low Alloy |
A572 A607 A715 A936 |
.23 .23 .15 .15 |
1.35 1.35 1.65 1.65 |
.040 .040 .020 .025 |
.050 .040 .025 .035 |
.400 N/A N/A N/A |
65 min 65 min 60 min 60 min |
50 min 50 min 50 min 50 min |
21% 22% 24% 22% |
135 min. |
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Cor-ten, HSLA corrosion resistant |
A588 B A606 |
.20 .22 |
1.35 1.25 |
.04 N/A |
.05 .04 |
.50 N/A |
70 min 70 min |
50 min 50 min |
21% 22% |
147 min. |
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Grade 80, HSLA, High Strength - Low Alloy |
A656 A715 A936 |
.18 .15 .15 |
1.65 1.65 1.65 |
.025 .020 .025 |
.035 .025 .035 |
.600 N/A N/A |
90 min 90 min 90 min |
80 min 80 min 80 min |
15% 18% 12% |
190 min. |
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T-1, Construction Alloys |
A514 B |
.12 - .21 |
.70 – 1.00 |
.035 |
.035 |
.20 - .35 |
110 to 130 |
100 min |
18% |
228 min. |
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AR200, ARTN Abrasion Resistant |
N/A |
.32 to .36 |
.90 to 1.30 |
.35 |
.05 |
.04 |
90 typical |
75 typical |
15% |
185 to 235 |
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AR 400, Abrasion Resistant |
N/A |
0.20 |
1.50 |
0.025 |
0.010 |
0.50 |
180 typical |
155 typical |
14% |
360 to 440 |
20