Internal and or external protective coatings for steel tubes - specification for hot dip galvanized coatings applied in automatic plants 鋼管內(nèi)外保護覆層.用于自動化車間的熱浸鍍鋅規(guī)范
Internal and or external protective coatings for steel tubes . specification for hot dip galvanized coatings applied in automatic plants 鋼管內(nèi)部和或外部防護涂層.自動裝置熱浸鍍鋅涂層規(guī)范
Internal and or external protective coatings for steel tubes - specification for hot dip galvanized coatings applied in automatic plants ; german version en 10240 : 1997 鋼管的內(nèi)部和或外部防護涂層.自動裝置的熱浸鍍鋅涂