Pressure Vessel Welding evaluation methods
When assessing welding butt weld, butt weld test piece used; assessment fillet welding, the use of fillet weld specimen. Butt weld specimen assessment of qualified welding process is also applicable to fillet; assessment combined pressure vessel weld (butt weld fillet plus) welding process, according to the pressure vessel welds penetration welds required to determine the use of combination specimen or butt or fillet weld test specimen pieces.
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