AWS B2.1.012-91
$108.00
Standard Welding Procedure Specification for Shielded Metal Arc Welding of Carbon Steel, (M-1, Group 1), 10 through 18 Gauge, in the As-Welded Condition, With or Without Backing
$108.00
Standard Welding Procedure Specification for Shielded Metal Arc Welding of Carbon Steel, (M-1, Group 1), 10 through 18 Gauge, in the As-Welded Condition, With or Without Backing