A829-4140 Steel Plate
Standard Specifications for Alloy Structural Steel Plates

TA829-4140 steel plate is structural quality alloy steel plate with specific chemical composition requirements given in detail below. Tensile properties may also be specified for A829-4140 steel plate. When tensile properties are required, the specific requirements must be compatible with the chemical composition, condition, and plate thickness.
Plates can be supplied in the following condition: As Rolled; Annealed; Normalized; and Normalized & Tempered. When steel is to be welded, it is assumed that a welding procedure suitable for the grade of steel and intended use or service will be used. See appendix X3 of specification A6/A6M for information on weldability.
Chemical Requirements:
- Carbon Range of .36 to .44
- Manganese Range of .75 to 1.00
- Phosphorous .035 max
- Sulfur .040 max
- Silicon range of .15 to .35
- Chromium range of .80 to 1.10
- Molybdenum range of .15 to .25
Mechanical Requirements:
- Available when requested at time of order.
