标 准 编 号：DIN 6773-2001 简体中文标题：钢铁材料热处理.热处理件.图样画法及标注. 繁体中文标题：钢铁材料热处理.热处理件.图样画法及标注. English Name：Heat treatment of ferrous metals - Heat treated parts, presentation and indications on drawings...