| 1. | Tonglu : wire drawing processing , non - ferrous materials wholesale and retail 铜铝拔丝加工,有色金属材料批发零售。 |
| 2. | Heat treatment of ferrous materials ; heat treatment methods ; case hardening 钢铁材料热处理.热处理方法.第3部分:表面硬化处理 |
| 3. | Measuring methods for electrical resistivity and conductivity of non - ferrous materials 有色金属材料的电阻率及导电率测量方法 |
| 4. | Heat treatment of ferrous materials ; notation to indicate heat treatment processes 钢铁材料的热处理.第3部分:热处理工艺指示标记 |
| 5. | Heat treatment of ferrous materials - methods of heat treatment - part 5 : surface hardening 钢铁材料热处理.热处理方法.第5部分:表面淬火 |
| 6. | Heat treatment of ferrous materials ; heat treatment methods ; hardening and tempering of tools 钢铁材料热处理.热处理方法.第2部分:工具的淬火和回 |
| 7. | Chemical analysis of ferrous materials . determination of bore in steel . spectrophotometric method 黑色金属材料的化学分析.钢中硼的测定.分光光度计法 |
| 8. | Asme boiler pressure vessel code - section 2 : materials ; part a : ferrous material specifications Asme锅炉和压力容器规程.第2节:材料.第a部分:钢铁材料规范 |
| 9. | Chemical analysis of ferrous materials . determination of niobium in steels . spectrophotometric method 黑色金属材料的化学分析.钢中铌的测定.分光光度计法 |
| 10. | Heat treatment of ferrous materials - methods of heat treatment - part 4 : nitriding and nitrocarburizing 钢铁材料热处理.热处理方法.第4部分:渗氮和硝基渗碳 |