Steel plate is classified as material thicker than 3/16”and wider than 12”. It is used for used for many types of industrial applications, including the fabrication and construction of tanks, rail cars, bridges, and ships.

ASTM Grade A36, A514, A572-50 and A588*
*with charpies to 15 ft/lbs @ -50°F

Marine Grade Plate ABS

In addition to regular plate Seaport has a large inventory of pre-painted plate for immediate delivery.


Plate Marine Grade Plate