淬火钢

Especially is suitable for the thin stalloy workpiece and class of pinchcock isothermal quenching.

尤其适用于薄钢片工件、弹簧夹类等温淬火。

It is studied the load-bearing surface of planet wheel axle (GCr15 Steel) by laser hardening .

对行星轮轴(GCr15钢)承载表面激光淬火后的表面强化层进行了分析研究。

Processing efficiency as a result of cutting-axis achieve the revitalization of planning released the equipment manufacturing industry to adjust exhaust turbocharger atc common faults and exclusion of high-speed cutting edge technology used in the blanking die in and outside the ring of rolling bearing fault diagnosis methods of the term commonly used brief summary of metal material factor in the quality of process performance aluminum water purification technology gap separating sub-micron technology the basic principles of rotary broaching the installation of the basic principles of positioning technology in the context of the characteristics of the engine crankshaft camshaft grinding high-speed implementation of the project highlights the emergence of diagnostic bearing cage diagnostic system 10 cases of preventive measures hardening die steel crack analysis of elastic deformation of the analysis error δφ maintenance and repair pneumatic tools processing tools prismatic conical shape when the surface of the workpiece form error ina sets of cylindrical sliding zgb200x220x180 ina sets of cylindrical sliding cylinder zgb180x200x180 ina zgb160x180x150 ina sets of cylindrical sliding sliding sliding cylinder zgb140x155x150 ina sets zgb120x135x120 ina sets of sets of cylindrical sliding zgb110x125x100 ina sets zgb100x115x100 ina cylindrical cylindrical sliding sliding sliding cylinder zgb90x105x80 ina sets zgb80x90x80 ina sets of sets of cylindrical sliding zgb70x80x70 cnc machine tools in general the structure of the spindle drive motor and the use of the exchange servo motor,the dc converter or to eliminate brush maintenance and high-speed electrical and mechanical constraints,through the belt driving the movement to the spindle,so that the spindle reaches a certain speed to achieve the stepless speed regulation,and consistent use of the speed signal converter to confirm the speed of the motor to achieve the directive,and then cutting into the knife,resulting in improved efficiency

摘 要：由于加工切削效率轴达到实习心得振兴数控机床实习心得发布装备制造业调整废气涡轮增压器常见故障及排除换刀高速切削技术的优势在冲裁模中废旧滚动轴承内外环设备故障诊断常用简易方法名词简介金属材料工艺性能铝材质量因素净化水处理技术空白亚微米分离技术回转拉削基本原理定位安装的基本原则特征技术产生的背景发动机曲轴凸轮轴的高速磨削加工五轴机实施中数控机床实习心得涌现诊断轴承保持架诊断系统预防措施10例模具钢淬火裂纹分析弹性变形误差δφ的分析维护及保养气动工具棱体成形车刀加工圆锥面工件时产生的形状误差 ina 圆柱滑动套 zgb200x五轴机x180 ina 圆柱滑动套数控机床实习心得180x200x180 ina 圆柱滑动套 zgb160x机床实习心得x150 ina 圆柱滑动套 zgb数控机床实习心得x155x150 ina 圆柱滑动套 zgb120x135x120 ina 圆柱滑动套 zgb110x125x100 ina 圆柱滑动套 zgb100x115x100 ina 圆柱滑动套 zgb90x105x80 ina 圆柱滑动套 zgb80x实习心得x80 ina 圆柱滑动套 zgb70x80x70 数控机床的主轴机床信息交流网结构一般采用交流电机和伺服电机，采用变频器或以消除直流电机电刷维护和高速限制，通过带传动把运动传给主轴，进而使主轴达到一定的转速来实现无级调速，同时利用变频器的速度一致信号来确认电动机达到了指令速度后，再进刀切削加工，从而提高了效率

The effect of quenching technology on the microstructure and mechanical properties of 27SiMn steel was studied.

研究了淬火工艺对27SiMn钢组织和力学性能的影响。

The influence of quenching and tempering temperature on the microstructures and mechanical properties of W4Mo2Cr4VNb steel was studied.

研究了淬火、回火温度对W4Mo2Cr4VNb钢组织和力学性能的影响。

Second, spindle gear and have adopted high-quality carbon steel by the end of thermal-quenching, to extend the service life of the equipment.

二、主轴和齿轮均采用优质碳结钢经热工调质淬火处理，延长了设备的使用寿命。

Some weapons for pure iron or steel products, which shows that China as early as the Warring States period block Lian law has been popular, and has created this law is a sponge iron manufacture of high carbon steel by carbon technologies, and to the hands of China Quenching Technology Early age of two centuries.

有些兵器为纯铁或钢制品，这表明中国早在战国时期块炼法已经流行，并已创造出以此法得到的海绵铁增碳素制造高碳钢的技术，并把中国掌握淬火技术的年代提早了两个世纪。

M+F dual-phase structures were gained through subcritical quenching in 42CrMo steel The amount of undissolved ferrite were 0%, 3%, 10%, 15% and 20%, respectively.

用42CrMo钢经亚温淬火获得马氏体＋未溶铁素体双相组织，未溶铁素体含量分别为0%、3%、10%、15%和20%。

Surface morphology, microstructure and wear morphology of the coatings were investigated using model KYKY-2800 scanning electron microscope modeled. Phases of the coatings were analyzed using model D/max-RA X-ray diffractometer. Microhardness of the coatings was tested using model MH-6 hardness-testing device. The wear-resisting property of coatings was compared with 65Mn steel treated by the quenching and backfiring technology using the home-made abrasion machine. The feasibility was analyzed for reactive electric-spark build-up welding TiN cermet coating to be used for gear shaft restoration.

采用KYKY-2800型扫描电镜观察了堆焊层表面形貌、显微组织和磨损形貌，采用D/max-RA型X 射线衍射仪分析了堆焊层物相，采用MH-6型显微硬度计测定了堆焊层显微硬度，采用自制磨损实验机对比了堆焊层与淬火回火65 Mn钢的磨损性能，分析了电火花堆焊TiN金属陶瓷层用于轴颈修复的可行性。

The heat treatment technology of carbo- nitriding of steel has the characteristic of lower treatment temperature and direct quenching.

钢的碳氮共渗热处理工艺具有共渗温度低、直接淬火等特点。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。