标 准 编 号：DIN EN 754-8-2008 简体中文标题：铝和铝合金.冷拉杆材/棒材和管材.第8部分:带孔管材的尺寸和形状公差 繁体中文标题：铝和铝合金.冷拉杆材/棒材和管材.第8部分:带孔管材的尺寸和形状公差 English Name：Aluminium and aluminium alloys - Cold drawn rod/bar and tube - Part 8: Porthole tubes, tolerances on dimensions and form...