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- SHANGHAI DONGFU COLD FORGING MANUFACTURE CO., LTD. 上海东芙冷锻制造有限公司。
- Cold forging is a kind of precise forming technology, and has the unique advantages compared to the traditional machining technology. 冷锻技术是一种精密塑性成形工艺,广泛应用于各种机械产品关键零部件的制造。
- For cold forging, punching, pressing dise for standard components, bearings, and tools industries. 适用于制作标准件,轴承、工具等行业用的冷镦、冷冲、冷压模具。
- These inclusions resulted in cracking of the cold forging steel during the cold heading process. 通过理化检测,对铆螺钢在冷镦时出现开裂的原因进行了分析。
- Products include: squash, coated, radial cold forging, polishing, and ultrasonic cleaning equipment at the goal-line machines. 产品包括：压扁、包覆、径向冷锻、磨光、超声清洗设备以及龙门式收线机等。
- The reason of cracking phenomenon occurring of the cold forging steel was analyzed by the composition and microstructure tests. 通过对铆螺钢的成分与组织检验,对铆螺钢在冷镦时出现开裂现象的原因进行了分析。
- By virtue of modern metallograph analyse technology,the size of grain,hardness and residual stress of bevel gear by closed-die cold forging is studied. 借助现代冶金分析技术对闭塞冷锻行星齿轮的晶粒尺寸、硬度变化和残余应力分布规律进行了研究。
- The article has described the methods and its development process of the cold forging technology, and it has introduced the equipments for cold forging. 叙述了冷锻工艺的方法及其发展过程，介绍了冷锻设备，例举了典型的法兰轴套、齿轮、凸缘轮毂及长轴零件的冷锻工艺。
- Automatic high-speed precise cold header 高速精密自动冷镦机
- By the analysis and comparison of upsetting extrusion and cold forging technology,the upsetting extrusion technology on the countersunk square neck bolt is introduced in the paper. 通过两种工艺方案中成型凹模受力情况的分析比较,说明用镦挤工艺生产沉头方颈螺栓,可降低镦锻力,提高模具寿命,保证零件质
- The main production workshops are as follows: forging workshop cold forging workshop heat treatment workshop, metalworking workshop grinder workshop, thread rolling workshop, high pulse workshop. 主要生产车间有：锻压车间、冷镦车间、热处理车间、金工车间、磨床车间、滚丝车间、高频车间。
- Research on CBR Based Cold Forging Process Planning 基于事例推理的冷挤压工艺规划专家系统模型的研究
- This strain of wheat can grow during a cold spring. 这种小麦可以在寒冷的春天生长。
- Analyses of Cracking of Cold Forging Steel 铆螺钢镦裂原因分析
- He was very precise in following instructions. 他一丝不钆地地执行指示。
- Material Selecting of Cold forging Die 冷镦模材料的选取
- The level of formality determine the precise mode of expression. 不同的礼节程度决定所需的确切表达方式。
- I can't give you a precise date. 我不能告诉你一个确切的日期。
- Cold Forging Process for Automotive Gear Cluster 汽车双联主动齿轮的冷锻成型工艺
- He was very precise in his manners. 他的一言一行都有板有眼。
