What is WPS?

Simply WPS is a written document for welding operations.

Necessity of WPS

• Due to codes' requirements • Explains working details on metal • Ensures quality welds

WPS Types

• Prequalified WPS (PWPS) • Qualified WPS (QWPS)

WPS Codes

• AWS B2.1 • API and ISO Codes • ASME Code Section IX • Foreign Codes

Write a WPS

• Gather basic welding materials • Include information on process • Consider PQR • Write a WPS

WPS Application

Industries use WPS- • Manufacturing Industry • Construction Industry • Pipeline Industry

WPS Importance

• Provides work direction • Reinforces applicable codes • Proof of qualifications

Thus WPS is an important document about welding work procedure.