- closed double-V butt weld
- X-образный стыковой шов с двумя (симметричными) скосами двух кромок без зазора (рис. 61)
Англо-русский словарь по сварочному производству. — М.: Физматгиз. В.Т. Золотых. 1961.
closed double-V butt weld
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