hardened steel ball

Selecting the turning tool and cutting parameter for hardened steel;

淬火钢件的车削刀具与切削参数选择

The Experimental Study on High Speed Dry Turning Hardened Steel;

高速硬车削淬火钢的实验研究

Inquiry into the influential facts to tempering performence of hardened steel;

淬火钢回火性能影响因素探讨

The tribological properties of MoSi_2 material under oil lubrication against quenched 45 steel were investigated with an M-200 type friction and wear tester.

利用M 200型磨损试验机考察了MoSi2 淬火45#钢在20#机油润滑下的摩擦学性能,采用扫描电子显微镜和微探针仪分析讨论其磨损机理。

An analytical function for describing hardness distribution in round section of quenched steel,known as U-curve,has been established.

建立了描述淬火钢圆形截面硬度分布曲线——U曲线的解析函数表达式。

The mechanism of cutting force, cutting temperature and tool wear in the machining of quenched steel and nickel based high temperature alloy with ceramic tools are analyzed in the paper.

重点分析了陶瓷刀具在切削淬火钢和镍基高温合金中有关切削力、切削温度、刀具磨损等方面的机理。

In this paper, the damage characteristics of head hardened rails are recounted on the basisof the damage analysis of common carbon rail and the examined results of damaged head hardened rails.

本文在普碳钢轨伤损分析的基础上，根据淬火钢轨伤损实例的检验结果，综述了淬火钢轨的伤损特点。

Why shall harden steel be annealed ?

淬火钢为什么要退火呢?

Anneal means make harden steel soft and remove brittleness.

退火就是使淬火钢变软并消除其脆性。

An Experimental Exploring on Machining Internal Thread of Hardened Steel by EDM

电火花加工淬火钢螺纹孔的实验探讨

special improved patented steel wire

特号铅淬火冷拉钢丝

The Quenching Procedure Test of SA387Gr11CL2

SA387Gr11CL2钢淬火工艺试验

Research on Sub-temperature Quenching Process of 30CrMnSiA Steel

30CrMnSiA钢亚温淬火工艺研究

Steel - Hardenability test by end quenching(Jominy test)??

钢端头淬火的淬透性试验（乔米尼试验）

Subcritical Quenching Technique for 45 Steel May Reduce Quenching Dehiscence Tendency

45钢亚温淬火工艺可减少淬火开裂倾向

Modified Quenching Coefficient Method of Forecasting Hardenability of Medium and Low Carbon Steel and Its Application

修正淬火系数法预测中低碳钢淬透性及其应用

Determination of effective depth of hardening after induction or flame hardening of steel

GB/T5617-1985钢的感应淬火或火焰淬火后有效硬化层深度的测定

Tempering softening of overlapping zones during multi-track laser quenching for carbon steel and alloy steel

碳钢及合金钢搭接激光淬火回火软化特征

There are three main operations in the heat treatment of steel: hardening, tempering and annealing.

钢的热处理操作主要有三种，即：淬火，回火和退火。

Can we control the hardness of the steel when it is harden?

我们能够在钢淬火时控制它的硬度吗?

Their work is to harden steel.

他们的工作就是使钢淬火。

Hardening Crack Analysis and Prevention Measurement for 45 SteelWobbling Arm Axis

45钢摆臂轴淬火裂纹分析及防止措施

The Control System of Rail Hardening Machine Based on C8051F020;

基于C8051F020的钢轨淬火机控制系统

The Overall Design and Control of the Rail Automation Quenches Machine Tool;

钢轨自动化淬火机床总体设计及控制

Water Quenching and Tempering Technology Research of 1000MPa Ultra-High Strength Dual-Phase Steel;

1000MPa超高强双相钢水淬及回火工艺研究