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- Analysis on Cold Upsetting Crack of Steel for Rivet and Improvement of Refining Process 铆螺钢冷镦开裂的分析和精炼工艺的改进
- Cold Upsetting Crack 冷镦开裂
- This paper introduces how to apply the principles of fuzzy mathematics on composing a CAPP program of cold upsetting. 介绍了在冷镦CAPP程序设计中运用模糊数学原理的方法。
- The design of cold upsetting process is usually carried out by an experienced designer from his own expertise, existing designs and the process rules. 冷镦工序设计通常由经验丰富的工艺人员根据已有的设计、工艺原则及其经验进行。
- Cold upset female die of fillister head is the key mold in the manufacturing process of heading bolt. 冷镦圆头凹模是冷镦螺栓生产过程中的关键模具。
- Abstract: Cold upset female die of fillister head is the key mold in the manufacturing process of heading bolt. 摘 要: 冷镦圆头凹模是冷镦螺栓生产过程中的关键模具。
- In the cold upsetting production,when the head of the part deforms much,a big block would generally be used and the diameter reducing processing method adopted. 在冷镦生产中,当零件的头部变形较大时,通常采用大料及缩径的加工方法。
- The workshops can produce different rivets from raw material with technical processes of draw benching, cold upset forging, annealing and electroplating. 铆钉产品可从原材料改制拉丝到冷镦、退火、发兰、电镀一条龙生产。
- There're many problems in quality of steel # 45 produced by LD-LF-CC in Laigang,such as surface pores and upset cracks. 莱钢采用LD-LF-CC(方坯连铸)生产45%23钢铸坯质量存在较多问题,主要是表面气孔数量多、轧材顶锻裂纹等。
- According to the testing results of cold upset bolt fillister head and based on the stress analysis method,the lining mould design principle and the empirical formulas were deduced.The con... 以螺栓圆头的冷镦试验结果为依据,以应力分析方法为基础,应用力学有关理论,导出了生产实践中实用的镶套模具设计原理与经验公式,并举例说明了该方法的具体应用。
- Through metallographic examination and SEM analysis of upset cracks,the cause of the formation of surface pores of steel # 45casting blank is studied. 从对顶锻裂纹缺陷进行金相分析、扫描电镜分析出发,研究45%23钢铸坯表面气孔形成的原因;
- Application of LD steel in cold upsetting dies LD钢在冷镦模具中的应用
- This strain of wheat can grow during a cold spring. 这种小麦可以在寒冷的春天生长。
- NEED A MULTI-POSITION COLD UPSETTER, PREFERRABLY MADE IN AMERICA OR JAPAN. PLEASE CONTACT ME IF YOU CAN OFFER. 说明:你好，我需要台湾，美国，日本等国家生产的多工位冷镦机。如有请联系13503165870。谢谢。
- Keywords cold heading steel;crack;reeding;cold upset;stress concentration;symmetric hair crack; 冷镦钢;裂纹;皱折;密集对称发纹;冷顶锻;
- The girl stood shivering with cold on the doorstep. 那姑娘站在门前的台阶上,冷得直打哆嗦。
- It is neither hot nor cold in winter here. 这里冬天既不热也不冷。
- She could only croak because of her heavy cold. 她因患重感冒只能用沙哑的声音说话。
- Hot and cold are contrary terms. 热与冷是相反的词语。
- Material Selection and Heat Treatment of Cold Upsetting Die 冷墩模具的选材及热处理
