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Standard
| CB/Z 120-2008 Repair welding for defects of 604,607 steel castings (English Version) |
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Detail of CB/Z 120-2008
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Introduction of CB/Z 120-2008
本指性技术文件规定了潜艇用604、607钢铸件缺陷补焊的焊接材料、焊工资格、补焊范围、补焊程序和要求、质量检验等。
本指导性技术文件适用于潜艇用604、607钢铸件调质热处理前后的缺陷补焊及质量分级。
Contents of CB/Z 120-2008