ASME BPVC Section IX (2025)

Pressure equipment module

Isolated from D1.1. There is no prequalified path. Select a process, load QW-250, record the PQR, then generate production WPSs inside QW-451.1 and QW-461.9.

QW-250 by process

SMAW 253 · SAW 254 · GMAW/FCAW 255 · GTAW 256

QW-451.1 thickness

From coupon T, with QW-403.6 when impacts apply

P / F / A numbers

QW-422, QW-432, QW-442 · QW-424 substitution without impacts