Steel Plate Products
Carbon & Heat Treated Steel Plate
That’s what you need and it’s all that we do.
Leeco Steel maintains one of the nation's largest inventories of carbon,
HSLA, and alloy steel that come from the premier mills worldwide. Our extensive stock is housed in strategically located distribution centers in North and South America.
Leeco Steel has the plate steel products you want, when you need it.
Leeco Steel is an excellent resource for carbon and heat-treated plate steel, including nonstandard lengths and thicknesses in both metric and imperial measurements, as well as specialty grades that are not available from other distributors.
Leeco Steel. The Strongest Name in Steel.
Select By Alloy:
Select Your Alloy...
A572 Grade 42, 50, 60, 65
CSA G40.21 Grade 44W, 50W, 50A
A709 Grade 36, 50, 50W
A709 Grade HPS 50W, 70W
AASHTO M270 Grade 50, 50W
A588 & A606
A656 Grade 50, 60, 70, 80
A573 Grade 58, 65, 70
A514 Grade B, E, F, H, Q, S
130 ksi / 890 MPa yield strength
140 ksi / 960 MPa yield strength
TMCP 100 ksi/690 MPa
ASTM A829 - 4140
AR Medium: AR200 / AR235
AR400 / 400F
AR450 / 450F
AR500 / 500F
A516 Grade 55, 60, 65, 70
ABS Grade A, B, AH36, DH36, EH36
API 2H Grade 50
Select Your Steel By Category:
High Strength Low Alloy (HSLA) Structural Steel Plate
A36, A572, A709, M270, A588, A606, A871-65, A656, A573, A282, CSA G40.21
Military, Armor & Ballistic Steel Plate
MIL-A 46100, MIL-A 12560, MIL-A 46177
Abrasion Resistant Steel Plate
AR200, AR235, AR400/400F, AR450/450F, AR500/500F, AR600
A36, A572, A514, A516, C1020, 4140/4130, A709, A710,
Low / High Carbon Non-Structural Steel Plate
Alloy Quenched & Tempered (Q&T) Steel Plate
A514, 130ksi, 140ksi, TMCP 100ksi, A710, ASTM 829-4140
Offshore and Marine Steel Plate
AH36, DH36, EH36, API 2H, A633
Caterpillar Spec Steel Plate
1E0650, 1E0357, 1E0860, 1E1021, 1E0742, 1E1259, 1E1247, 1E1242, 1E0577, 1E0170, 1E1839, 1E0653, 1E1006,1E0065, 1E0682, 1E1863
Leeco Steel offers structural steel plate that meets the European standard for structural steel. We carry EN 10025: 2004, in grades of S235, S275, S355, S420, S690 and S890.
Pressure Vessel (PVQ) Steel Plate
A516, A612, A537, A285, TC128