
Steel Tubes - Seamless Plain-end Tubes In Unalloyed Steels For Fluid Piping At Elevated Temperatures - Dimensions - Technical Delivery Conditions
出版:Association Francaise de Normalisation

專家解讀視頻
Steel Tubes - Seamless Plain-end Tubes In Unalloyed Steels For Fluid Piping At Elevated Temperatures - Dimensions - Technical Delivery Conditions
出版:Association Francaise de Normalisation
專家解讀視頻