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Leeco® Steel stocks the following standard sizes, but other sizes may be available for special orders.
THICKNESS | WIDTH | LENGTH | |
Class 1 | 3/16" – 4" | 48" – 120" | Up to 480" |
Class 2 & 3 | 3/16" – 6" | 48" – 120" | Up to 480" |
The following material properties are ASTM specifications and will be confirmed on the Mill Test Report.
Class | Yield Point (ksi) | Tensile Strength (ksi) |
1 - 2.5 in. thick and under | 50 | 70 |
1 - Greater than 2.5 in. thick | 45 | 65 |
2 - 2.5 in. thick and under | 60 | 80 |
2 - Greater than 2.5 in. thick to 4 in. to 4 in. | 55 | 75 |
2 - Over 4 in. thick to 6 in. | 46 | 70 |
3 - 2.5 in. thick and under | 55 | 80 |
3 - Greater than 2.5 in. thick | 50 | 75 |
3 - Over 4 in. thick to 6 in. | 40 | 70 |
The following composition properties are ASTM specifications for A537.
|
A537 |
Carbon max |
0.24% |
Manganese |
0.70-1.60% |
Phosphorus max |
0.025% |
Sulfur max |
0.025% |
Silicon |
0.15-0.50% |
Copper max |
0.35% |
Nickel max |
0.25% |
Chromium max |
0.25% |
Molybdenum max |
0.08% |