Dear All
in which paragraph of ASME B31.1 allows welders and procedures to be qualified by a technically qualified group, under specific conditions, as an exemption to the requirements of QW-201 and QW-300.2 in ASME IX?
REGARDS
S355 J2 WP is a weathering structural steel It has better atmospheric corrosion resistance. Use E 8018 - W1/W2 Electrodes This is regular...
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