ASTM A572
A572 is a ASTM International specification for steel. A572 covers high-strength, low-alloy structural steel in five grades. Below are the specifications for A572 bars.
ASTM A572
A572 is a ASTM International specification for steel.
A572 covers high-strength, low-alloy structural steel in five grades. Below are the specifications for A572 bars.
A572 BARS
A572 BARS - MECHANICAL PROPERTIES |
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|---|---|---|---|---|
| Grade | Yield, ksi min | Tensile, ksi min. | Elongation, min % in 8" | Elongation, min % in 2" |
| 42 | 42 | 60 | 20 | 24 |
| 50 | 50 | 65 | 18 | 21 |
| 55 | 55 | 70 | 17 | 20 |
| 60 | 60 | 75 | 16 | 18 |
| 65 | 65 | 80 | 15 | 17 |
A572 BARS - CHEMICAL PROPERTIES |
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|---|---|---|---|---|---|---|
| Grade | Max Diameter | Carbon, max | Manganese, max | Phosphorus, max | Sulfur, max | Silicon, max |
| 42 | 6" | 0.21% | 1.35% | 0.04% | 0.05% | 0.4% |
| 50 | 4" | 0.23% | 1.35% | 0.04% | 0.05% | 0.4% |
| 55 | 2" | 0.25% | 1.35% | 0.04% | 0.05% | 0.4% |
| 60 | 1-1/4" | 0.26% | 1.35% | 0.04% | 0.05% | 0.4% |
| 65 | 1/2" - 1-1/4"" | 0.23% | 1.65% | 0.04% | 0.05% | 0.4% |
| 65 | below 1/2" | 0.26% | 1.35% | 0.04% | 0.05% | 0.4% |