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Leeco® Steel stocks the following standard sizes, but other sizes may be available for special orders.
A710 | THICKNESS | WIDTH | LENGTH |
Grade A - Class 1 | 1/4" – 3/4" | 48" – 120" | Up to 480" |
Grade A - Class 2 & 3 | 1/4" – 8" | 48" – 120" | Up to 480" |
Grade B | 1/4" – 2" | 48" – 120" | Up to 480" |
The following material properties are ASTM specifications and will be confirmed on the Mill Test Report.
Grade | Yield Point (ksi) | Tensile Strength (ksi) | Min. 2” Elongation % |
A | 50-85 | 60-90 | 20 |
B | 70-75 | 80-85 | 20 |
The following composition properties are ASTM specifications for A710 grades.
Grade A | |
Carbon | 0.07% max |
Manganese | 0.40-0.70% |
Phosphorus max | 0.025% |
Sulfur max | 0.025% |
Silicon | 0.40% max |
Nickel | 0.70-1.00% |
Chromium | 0.60-0.90% |
Molybdenum | 0.15-0.25% |
Copper | 1.00-1.30% |
Columbium |
0.02% min |
Grade B | |
Carbon | 0.03-0.09% |
Manganese | 0.45-1.30% |
Phosphorus max | 0.025% |
Sulfur max | 0.025% |
Silicon | 0.30-0.50% |
Nickel | 0.80-1.00% |
Chromium | 0.30% max |
Molybdenum | 0.25% max |
Copper | 1.25-1.50% |
Columbium | 0.02-0.06% |
Titanium | 0.01-0.03% |