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- hot work mold steel 热作模具钢
- cold work mold steel 冷作模具钢
- It was hard, hot work getting through the jungle. 通过密林既难又炎热。
- Obtain hot work permit prior to commencing work. 开工前必须申请动火许可证。
- Hot work will be permitted only if the LEL is <10%. 只有读数小于10%25的爆炸极限，才能进行动火作业操作。
- Get a Work Permit before you can start the hot work. 办理作业许可证才能进行动火作业。
- Type: Mirror surface plastic mold steels. 类型：高级镜面塑胶模具钢。
- Type: Pre-hardened Plastic mold Steels. 类型：预加硬塑胶模具钢。
- The fatigue lives of in-phase thermo-mechanical fatigue (TMF) and isothermal fatigue (IF) were carried out in cast hot work die steel in stress control in this paper. 研究了热作模具钢在应力控制下的等温疲劳和同相热机械疲劳寿命,发现在相同的应力幅下,同相热机械疲劳寿命低于上限温度的等温疲劳寿命。
- In order to improve the quality and to develop new kind of hot top in China, we explore experimentally the characteristics of friction welding joint of TZM Mo-base powder alloy and H11 mold steel. 结果表明,这两种材料在摩擦焊接过程中存在着摩擦面向H11模具钢侧转移的现象,这主要与两摩擦副在耐磨性和高温强度方面的差异有关;
- The relationship between high-temperature ductility,intragranular strength and dynam-ic precipitation of carbide of hot work tool steel during thermal deformation is investigated. 研究了碳化物在热变形过程中的动态析出量与钢的高温塑性、晶内强度的定量关系。
- Table 2 lists the friction welding parameters of TZM Mo-base powder alloy and H11 mold steel used in our experiments. 且摩擦焊接过程中的热力耦合作用有利于近缝区晶粒细化,以及TZM粉末合金中孔隙的闭合;
- A hot work permit must be obtained to enter a process unit with a vehicle. 驾驶车辆进入工艺单元时应另外再办理一份工作准证。
- Narrated the colouring phenomenon after the die and mold steel cacuum tempering and the necessity of vacuum tempering. 叙述了模具钢经真空回火后的着色现象以及真空回火的必要性。
- It was hot work, so after an hour we plunked ourselves down in a shade. 这是高温作业,所以一小时后我们找了一块阴凉地一屁股坐下去了。
- Introduced how to choice plastic mold steel, and usual used mold steel and using situation in home and overseas mold factory were stated in detail. 详细介绍了塑料模具钢材的选材要求及目前的国内和国外模具厂常用的模具材料种类及使用情况。
- Shiou, F.J., Lee, W.D.,”Automated surface finishing of plastic injection mold steel with spherical grinding and ball burnishing process”, The Int. 范光照，黄伟明，”精密曲面加工与机上量测系统的研制”，中国机械工程学会第14届全国学术研讨会论文集，1997.
- In this paper,the factors of influencing the quality stability for hot work die steel RH13 are intensively disscused,and on the base of which,the corresponding improved measurements are provided. 对影响热作模具钢RH13质量稳定性的因素进行了较为深入的分析和探讨,并在此基础上提出了相应的改进措施。
- ASSAB、BOHLER、HITACHI、DAIDO、SAARSTAHL, and domestic special mold steel, copper, aluminum, and non-metal materials from large scale special steel enterprise，too. 为便于公司多方位的服务及交货及时，在中国设立了多个发货点，针对特殊钢材(模具类)需求面广、量大的情况。
- The importance of plastic mold steel polishing performance is briefly stated, and some important factors affecting plastic mold steel polishing performance are analyzed. 简述塑料模具钢抛光性能的重要性,并分析了影响塑料模具钢抛光性能的几个重要因素。
