ASTM A709 is a carbon and high-strength low-alloy steel structural shape, and plate. It is quenched and tempered alloy steel, for structural plates meant for use in bridges. We will be glad to help you select the exact grade of ASTM A709 steel plate for your needs.
Grade 100 Steel - Grade 100 Steel Plate Steel WarehouseGrade 100 Steel readily meets the most demanding mechanical property tolerances. Chemical Composition Grade 100 Steel is a high strength low alloy (HSLA) steel containing low amounts of carbon (.10 max), phosphorous (.025) and sulfur (.006) resulting in a cleaner, more homogeneous material. Price/Cost Value