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Leeco® Steel stocks the following standard sizes at our US & International locations, but other sizes may be available for special orders.
GRADE | THICKNESS | WIDTH | LENGTH |
55 | 3/16" – 8" | 48" – 120" | Up to 480" |
60 | 3/16" – 8" | 48" – 120" | Up to 480" |
65 | 3/16" – 8" | 48" – 120" | Up to 480" |
70 | 3/16" – 8" | 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. 8” Elongation % |
55 | 30 | 55-75 | 23 |
60 | 32 | 60-80 | 21 |
65 | 35 | 65-85 | 19 |
70 | 38 | 70-90 | 17 |
The following composition properties are ASTM specifications for A516 grades using heat analysis.
Grade 55 | |
Carbon Max, ≤1/2" Thick | 0.18% |
Carbon Max, >1/2" & ≤2" Thick | 0.20% |
Carbon Max, >2" & ≤4" Thick | 0.22% |
Carbon Max, >4" & ≤8" Thick | 0.24% |
Carbon Max, >8" Thick | 0.26% |
Manganese, ≤1/2" thick | 0.60-0.90% |
Manganese, >1/2" thick | 0.60-1.20% |
Phosphorus max | 0.025% |
Sulfur max | 0.025% |
Silicon | 0.15-0.40% |
Grade 60 | |
Carbon Max, ≤1/2" Thick | 0.21% |
Carbon Max, >1/2" & ≤2" Thick | 0.23% |
Carbon Max, >2" & ≤4" Thick | 0.25% |
Carbon Max, >4" Thick | 0.27% |
Manganese, ≤1/2" thick | 0.60-0.90% |
Manganese, >1/2" thick | 0.85-1.20% |
Phosphorus max | 0.025% |
Sulfur max | 0.025% |
Silicon | 0.15-0.40% |
Grade 65 | |
Carbon Max, ≤1/2" Thick | 0.24% |
Carbon Max, >1/2" & ≤2" Thick | 0.26% |
Carbon Max, >2" & ≤4" Thick | 0.28% |
Carbon Max, >4" Thick | 0.29% |
Manganese | 0.85-1.20% |
Phosphorus max | 0.025% |
Sulfur max | 0.025% |
Silicon | 0.15-0.40% |
Grade 70 | |
Carbon Max, ≤1/2" Thick | 0.27% |
Carbon Max, >1/2" & ≤2" Thick | 0.28% |
Carbon Max, >2" & ≤4" Thick | 0.30% |
Carbon Max, >4" Thick | 0.31% |
Manganese | 0.85-1.20% |
Phosphorus max | 0.025% |
Sulfur max | 0.025% |
Silicon | 0.15-0.40% |