
PLATES AND WIDE FLATS MADE OF HIGH YIELD STRENGTH STRUCTURAL STEELS IN THE QUENCHED AND TEMPERED OR PRECIPITATION HARDENED CONDITIONS - DELIVERY CONDITIONS FOR QUENCHED AND TEMPERED STEELS
出版:Comite Europeen de Normalisation

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PLATES AND WIDE FLATS MADE OF HIGH YIELD STRENGTH STRUCTURAL STEELS IN THE QUENCHED AND TEMPERED OR PRECIPITATION HARDENED CONDITIONS - DELIVERY CONDITIONS FOR QUENCHED AND TEMPERED STEELS
出版:Comite Europeen de Normalisation
专家解读视频