The standard is suitable for hydraulic steel structure weld; it is also suitable for the steel structure weld of miscellaneous mechanical products in water conservancy and hydroelectric projects.
本标准适用于水工金属结构的焊接，也适用于水利水电工程其他机械产品钢结构的焊接。
The standard is suitable for hydraulic steel structure weld; it is also suitable for the steel structure weld of miscellaneous mechanical products in water conservancy and hydroelectric projects.
本标准适用于水工金属结构的焊接，也适用于水利水电工程其他机械产品钢结构的焊接。
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