Hot-Rolled, High Strength Low Alloy Steel, Plates And Heavy Thickness Coils, With Improved Atmospheric Corrosion Resistance, For Structural Use - Requirements
出版:Brazilian Standards
专家解读视频
Hot-Rolled, High Strength Low Alloy Steel, Plates And Heavy Thickness Coils, With Improved Atmospheric Corrosion Resistance, For Structural Use - Requirements
出版:Brazilian Standards
专家解读视频