Steel plate is classified as material thicker than 3/16”and wider than 12”. It is 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