AWS B2.1.004-90
$66.00
Standard Welding Procedure Specification for Gas Metal Arc Welding of Carbon Steel (M-1, Group 1), 10 through 18 Gauge, in the As-Welded Condition, With or Without Backing
$66.00
Standard Welding Procedure Specification for Gas Metal Arc Welding of Carbon Steel (M-1, Group 1), 10 through 18 Gauge, in the As-Welded Condition, With or Without Backing