| 1. | Hot - rolled steel plates and sheets for automobile frames 汽车大梁用热轧钢板 |
| 2. | Anti - rusting liquid for cold and hot rolling steel plates 冷轧钢板和热轧钢板防锈液的研制 |
| 3. | Hot - rolled steel plates sheets and strips for automobile frames 汽车大梁用热轧钢板和钢带 |
| 4. | General requirement of surface finish for hot rolled steel plates 热轧钢板表面质量的一般要求 |
| 5. | Hot - rolled carbon tool steel sheets and plates 碳素工具钢热轧钢板 |
| 6. | Hot - rolled heat - resisting superalloy plates 高温合金热轧钢板 |
| 7. | Technical requirements for hot - rolled carbon tool steel sheets and plates 碳素工具钢热轧钢板技术条件 |
| 8. | Hot - rolled steel plates , sheets and strip for automobile structural uses 汽车结构用热轧钢板薄板及钢带 |
| 9. | Weldable hot rolled steel sheet piles 可焊接热轧钢板桩 |
| 10. | Dimensions , shape , weight and tolerances for hot - rolled plates and sheets 热轧钢板和钢带的尺寸外形重量及允许偏差 |