CWB W47.1 SMAW Welder Certification

Welding Procedure Specifications, Procedure Qualification Records, Welder Performance Qualification, and CWB testing.

Fillet weld leg size, throat dimensions, groove preparation, backing bars, and weld sizing.

Travel angle, arc blow, amperage settings, arc length, travel speed, and electrode manipulation.

Hot pass, interpass cleaning, interpass temperature, stringer beads, and multi-pass technique.

Porosity, undercut, overlap, lack of fusion, slag inclusion, and their prevention.

E6010 cellulose electrodes, E7018 low-hydrogen properties, hydrogen cracking, and preheat requirements.

Plate positions 1G-4G, overhead challenges, weld reinforcement, and CWB qualification testing.

CWB quality requirements, welding supervisor role, visual testing, NDE methods, weld gauges, and W47.1 compliance.

PPE requirements, fume extraction, welding hazards, welder continuity, weld repairs, and fabrication practices.