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DIN EN 12451:2012-08 Copper and copper alloys - Seamless, round tubes for heat exchangers; German version EN 12451:2012

标准编号:DIN EN 12451:2012-08

英文标题:Copper and copper alloys - Seamless, round tubes for heat exchangers; German version EN 12451:2012

德文标题:Kupfer und Kupferlegierungen - Nahtlose Rundrohre für Wärmeaustauscher; Deutsche Fassung EN 12451:2012

发布日期:2012-08

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