Welding Wps Variables: FCAW
nonessential#QW-405.1 to supplementary essential#QW-403.6
ASME BPVC Section IX and AWS D1.1 welding procedure specification (WPS) essential, supplementary essential, and nonessential variables for 8 processes (SMAW, GMAW, GTAW, FCAW, SAW, ESW, EGW, PAW) with QW variable numbers, requalification requirements, and P-number applicability
| welding process | variable key | P number applicability | QW variable number | description | requalification required | standard | typical range or limits | variable category | variable name | variable type |
|---|---|---|---|---|---|---|---|---|---|---|
| FCAW | nonessential#QW-405.1 | all | QW-405.1 | Addition of positions | no | ASME BPVC Section IX 2023 Table QW-255 | 1G through 6GR | position | Position change | nonessential |
| FCAW | supplementary essential#QW-403.6 | P-1 through P-5F | QW-403.6 | Change in Group Number for CVN | yes | ASME BPVC Section IX 2023 Table QW-255; QW-403.6 | Same rule; when toughness testing required | base metal | Group Number change | supplementary essential |
What else is in Engineering Database
AI built for engineering. Searches the engineering database, performs calculations, gives source-backed engineering insights.
Get started for free ↗Reference Data375 engineering tablesMaterial properties, pipe and shape dimensions, code tables, and electrical ratings across mechanical, civil, chemical, electrical, materials, and manufacturing engineering.
Browse dataCalculatorsDeterministic engineering calculatorsSizing, checking, and conversion tools that run against the reference tables. Inputs are code-compliant, outputs are traceable to the source standard.
Browse calculators