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pipe beveling equipment welding multiple welds beautiful ... General Welding Guidelines - MCAA. 2016-4-5u2002·u2002Welding without the addition of filler metal, such as might be used for tight-butt welds on schedule 10 pipe or for wash passes made on the cover to improve surface appearance, is not permitted unless the WPS specifically permits welding without the use of filler metal (i.e. the ...
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