UC1: Weld Carbon Steel Plates and Pipes Using SMAW

ASSESSMENT CRITERIA:

1.   Root penetration not exceeding allowable tolerances specified by welding codes/ standards on

·       concavity

·       convexity

·       undercut

·       excess penetration

·       lack of fusion

·       burn-through

·       cracks

2.   Weld capping/ final pass not exceeding allowable tolerances specified by welding codes/ standards on

·       height of reinforcement

·       underfill

·       porosities

·       undercut

·       cracks

·       cold laps

3.   Uniformity of bead ripples must be in accordance with welding standards

4.   Stringer or layered beads deposited in accordance with welding standards

5.   Finish weldment visually acceptable in accordance with welding standards for:

·       spatters

·       arc strikes

·       slag

·       uniformity of beads 

      CONTENTS:

·       Safe welding practices

·       Weld defects, causes and remedies

·       Welding techniques and procedures

·       Welding Procedure Specifications (WPS)

·       International welding codes and standards

·       Essentials of Welding

·       Acceptable weld profiles