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D1.1 Prequalified Base Metal Groups on WPS

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jimwaa

jimwaa

Mechanical
Jul 19, 2007
15
US
When writing a prequalified WPS, I'd like to list Group 1 to Group 1, rather than list the specific ASTM # of the materials, in order to reduce the # of WPSs that I need to create.

Is this allowed per AWS D1.1? I haven't found anything in the code that restricts this?

Thanks,

jimwaa
 
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