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Leeco Steel stocks the following standard sizes, but other sizes may be available for special orders.
THICKNESS | WIDTH | LENGTH | |
Grade 42 | 1/4" – 4" | 48" – 120" | Up to 480" |
Grade 50 | 1/4" – 4" | 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 % |
Grade 42 | 42 | 62-82 | 18 |
Grade 50 - ≤2.5" thick | 50 | 70-90 | 16 |
Grade 50 - >2.5" thick | 47 | 70-90 | 16 |
The following composition properties are API specifications for the 2H grade.
Grade 42 | |
Carbon | 0.18% |
Manganese | 0.90-1.35% |
Phosphorus max | 0.030% |
Sulfur max | 0.010% |
Silicon | 0.05-0.40% |
Colombium | 0.04% max |
Titanium | 0.020% max |
Aluminum total | 0.02-0.06% |
Nitrogen max | 0.012% |
Grade 50 | |
Carbon | 0.18% |
Manganese | 1.15-1.60% |
Phosphorus max | 0.030% |
Sulfur max | 0.010% |
Silicon | 0.05-0.40% |
Colombium | 0.01-0.04% |
Titanium | 0.020% max |
Aluminum total | 0.02-0.06% |
Nitrogen max | 0.012% |