
Steel Tubes - Hot-finished Seamless Of Welded Structural Hollow Sections - Dimensions - Technical Delivery Conditions
出版:Association Francaise de Normalisation

專家解讀視頻
86 [01/10/1986]
ISO 657-14 : 2000 - Similar to
ISO 657-14 : 2000 - Similar to
ISO 657-14:2000 - Similar