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发表于 2014-3-13 12:22:44
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Table QW-453
Procedure/Performance Qualification Thickness Limits and Test Specimens for Hard‐Facing
(Wear‐Resistant) and Corrosion‐Resistant Overlays
(9) When a chemical composition is specified in thw WPS, chemical analysis specimens shall be removed at locations specified in QW‐462.5 (b) or QW‐462.5(e). The chemical analysis shall be performed in accordance with QW‐462.5(a) and shall be within the range specified in the WPS. This chemical analysis is not required when a chemical composition is not specified on the WPS.
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