4140什么钢材最好

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4140什么钢材最好

来源：baiyundou.net 日期：2024-07-31

长三角G60激光联盟导读

南京先进激光技术研究院石川高级研发工程师将分享《激光-粉末床熔融增材制造AISI4140钢工艺及其疲劳性能研究》报告！敬请关注，12月7日至8日第四届长三角一体化增材制造产业高层论坛暨首届增材制造与激光制造学术研讨会！

2023第四届长三角一体化增材制造产业高层论坛暨首届增材制造与激光制造学术研讨会即将于12月7至8日在芜湖举办，本次旨在探讨激光制造与增材制造在钢铁冶金、轨道交通、航空航天、路桥和微纳制造（超快激光加工）（包括但不限于）等领域的应用，分享最新研究成果和经验，推动行业发展。

时间：2023年12月7日-8日

地点：芜湖新华联丽景酒店（中国安徽省芜湖市徽州路77 号）

演讲嘉宾简介

石川

高级研发工程师

演讲题目

激光-粉末床熔融增材制造AISI4140钢工艺及其疲劳性能研究

An investigation on the processing and fatigue properties of AISI4140 steel manufactured by Laser-powder bed fusion

个人简介

石川，男，现为南京先进激光技术研究院装备中心高级研发工程师。2019年获国家留学基金委公派留学资格，于德国卡尔斯鲁厄理工学院(KIT，TU9,QS-119)攻读博士。研究方向主要为金属增材制造、有限元仿真和增材制造零部件疲劳性能预测；已经发表相关专业领域SCI文章11篇。

Chuan Shi, male, currently works as a senior R&D engineer at the equipment center of the Nanjing Institute of Advanced Laser Technology. In 2019, he obtained a scholarship from the China Scholarship Council to pursue Ph.D. at the Karlsruhe Institute of Technology (KIT, TU9, QS119) in Germany. The research focuses are on metal additive manufacturing, finite element simulation, and fatigue performance prediction of additively manufactured components, and eleven SCI research papers were published in the relevant field.

报告摘要

1.工艺窗口优化

2.疲劳性能

3.疲劳断口分析

4.提高疲劳寿命措施

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谈韦韵2686甩棍材料 -
伊黄婵19811034769 ______ 现在国内主流甩棍基本上都是45号钢制作的.而一些最便宜的垃圾货,用的是20号钢.而所谓“合金版”,指的是合金钢.那么到底是什么合金钢呢?我们往下看: 美国主流的ASP甩棍用的是4140钢.这个钢,在国内,叫做42CrMo,是铬钼...

谈韦韵26864140圆钢是什么材料化学成分合金钢价格
伊黄婵19811034769 ______ 4140是AISI牌号,合金结构钢,相当于GB的42CrMo.4140合金钢有较高的疲劳强度和低的缺口敏感性,低温冲击韧度也较高,无明显回火脆性,主要在调质状态下使用.用于制造承受冲击载荷下的高强度零件和截面较大的零件及其他受力构件.如卧式锻造机的传动偏心轴、锻压机的曲轴等.上海艾荔艾金属材料,竭诚为您服务.

谈韦韵2686求ASTM 4140 合金钢材料的机械性能,并注明出处及页码.thank you very much! -
伊黄婵19811034769 ______ 4140合金结构钢材,此钢拥有良好的加工性,加工变形微小,抗疲劳性能相当好,属中等等淬透性钢,4140热处理后有较好的强度和良好的综合力学性能,工艺性好,成材率高.最高使用温度为427摄氏度.4140强度、淬透性高,韧性好,淬火时...

谈韦韵2686CNC上加工4140材料的工件用什么铣刀最好?钨钢不行做了没10来个头就磨平了!
伊黄婵19811034769 ______ 可能是您选择的刀具质量问题,然后还有机床刚性.从这两个方面考虑.一般来讲4140称作为42CrMo钢,硬度并不大.不难加工. 楼上所谓的钻石刀具只适合加工有色金属和石墨比较理想.加工这个含碳的4140效果很差.

谈韦韵2686scM440什么材料 -
伊黄婵19811034769 ______ SCM440合金结构钢合金结构钢:SCM440 执行标准: JIS G4053-2003 ●特性及适用范围: SCM440合金结构钢强度、淬透性高,韧性好,淬火时变形小,高温时有高的蠕变强度和持久强度.SCM440用于制造要求较35CrMo钢强度更高和调质...

谈韦韵2686涡轮叶片和涡轴杆都是什么材料的!~望知道的朋友予以帮助~ -
伊黄婵19811034769 ______ 镍基耐热合金主要作涡轮发动机涡轮盘、燃烧室和涡轮叶片等.著名的“蒙乃尔”合金是含铜、铁和锰的耐蚀镍合金,强度高,塑性好,耐腐蚀,成为电器、海轮和医...

谈韦韵2686轴材质4140是什么钢啊?好像是美国标准
伊黄婵19811034769 ______ 4140是美国钢材牌号,相当于我国的42CrMo,属于合金结构钢.

谈韦韵2686什么钢材热处理硬度可达到HRC54度而且有足够的强度不脆 -
伊黄婵19811034769 ______ Gr12 热处理可达到56-58度HRCGr12mov 热处理可达到57-59度HRCD2 热处理可达到58-60度HRC油钢热处理可达到58-60度HRC

谈韦韵2686美国钢材4140材质相当於国内哪种材质.? -
伊黄婵19811034769 ______ 肯定是813,因为前不久我听到一个分析ASP技术的讲座,在几个对比中,正好有这两种钢材

谈韦韵2686甩棍是铁的还是钢的? -
伊黄婵19811034769 ______ 甩棍有铁的也有钢的,价位不同材质也不同.甩棍,正规全称战术伸缩警棍,普遍用于世界各地的执法部门以及个人防卫.因绝大多数的出棍方式均为用力甩出,甩棍这个俗称因而得名.甩棍根据材质的差别大致可以分为三种.金属甩棍:甩棍主体均为金属材质构成,如锰钢、不锈钢、航空铝材等.聚酯甩棍:甩棍主体由聚酯材料构成.特点是重量轻,携带方便.对打击点的肌肉组织能产生更强痛楚,容易打出鞭劲,但对生命威胁却很小.碳纤维甩棍:主体材料为碳素纤维.特点是重量轻,携带方便,外观漂亮,并同时具备了很好的强度.

（编辑：自媒体）