GENERAL INSTRUCTION FOR WELDING - THYSSENKRUPP Erection Manual/ Semimobile Crusher ThyssenKrupp Mining

Item 6. Welder qualification

6. Welder qualifications All welding - tack welding included - is to be carried out by only those welders who are in possession of a valid certificate according to DIN EN 287-1,or an international comparable certivicate. According to DIN EN 287-1 ist the minimum requirement for the welding test: For butt welds 111 P BW W01 Bt 13,0PF/PE ss nb For fillet weldss 1111 P FW W01 Bt 13,0 PD

- El proceso es SMAW - Posición calificada para Soldeo de chapa metalica.

Siendo

PF (Vertical ascendente 3G)

PE (sobre cabeza 4G)

PA (plana 1G)

- Detalles de soldadura a tope, soldeo con y sin respaldo.

- Calificación de pasada simple y múltiple.

- Límite de espesores para calificación del soldador.