三个过程：它们是淬火、回火和退火。
退火就是使淬火钢变软并消除其脆性。
热处理包括正火、正火和回火或者淬火和回火。
Heat treatment shall consist of normalizing normalizing and tempering or quenching and tempering.
外加磁场淬火的温度场分布模拟是一个新的领域。
The distribution of the temperature field during magnetic field quenching is a kind of new research.
改变表面的处理包括淬火处理、高能加工和特殊处理。
The treatments that alter the surfaces include hardening treatments, high-energy processes and special treatments.
钢的热处理操作主要有三种，即：淬火，回火和退火。
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。
There are three main operations in the heat treatment of steel: hardening tempering and annealing.
快速淬火硬化的钢是硬而易碎的，不适合大多数场合使用。
Steel that has been hardened by rapid quenching is brittle and not suitable for most uses.
这个小组也将他们的机器用在给淬火钢打洞，包括不锈钢。
The group have also used their machine to punch holes in hardened steel, including stainless steel.
火焰淬火和感应淬火是经常在大型齿轮上使用的热处理方法。
Flame hardening and induction hardening are the methods usually used to harden larger gears.
齿轮材料选用高级低碳合金钢，使用自动化高温渗碳淬火处理。
Top low carbon alloy steel as gear material, adapting automatic carburizing and quenching heat treatment.
位错的形成与离子注入引进的损伤和淬火过程中的热应力有关。
The ion-implantation damage defects and thermal stress during quenching step are responsible for the formation of dislocations.
轴承零件在淬火冷却过程中因内应力所形成的裂纹称淬火裂纹。
Bearing parts in the process of hardening cooling by internal stress due to the formation of quenching cracks crack said.
然而，开发、生产及使用植物油基淬火油等绿色淬火介质势在必行。
However, it is imperative to develop, produce and apply vegetable oil based quenching oil and other green quenchants.
通过给定的热处理所得到的硬度取决于淬火速率、含碳量和工件尺寸。
The hardness obtained from a given treatment depends on the quenching rate, the carbon content, and the work size.
由于切入淬火玻璃会导致破碎，因此在退火前，每一层都必须抛光、打孔。
Since cutting into tempered glass causes it to break, each sheet must be polished and drilled for the connecting fittings before it is tempered.
大模数重载汽车主减速器盆形齿轮经渗碳淬火后，齿轮齿面经常会出现裂纹。
Cracks frequently generated in basin gear of big modulus main reducer used in heavy load truck after carbonizing and quenching.
淬火裂纹的组织特征是裂纹两侧无脱碳现象，明显区别与锻造裂纹和材料裂纹。
Quenching crack propagation characteristics of the organizations on both sides without decarburization phenomenon significant difference between crack and materials and forging cracks.
整体淬火，批头带强磁性吸附螺丝更方便，硬度高，不滑头，防腐蚀，经久耐用。
Overall quenching, headband ferromagnetic batch adsorption screw more convenient, high hardness, not slippery, corrosion resistant and durable.
齿轮齿形采用磨齿加工，齿面采用智能控制渗碳淬火技术，齿轮的强度高、韧性和耐磨性好。
Employing abrasive machining for the form of the gear and intellective-control carburizing and quenching technology for the surface, the gear is with high intensity, strong tenacity and wearability.
但油淬情况就不是如此，因为油淬时在淬火临界阶段零件表面的温度可能仍然很高。
This is not true in oil quenching, when the surface temperature may be high during the critical stages of quenching.
通过加氢处理、改进添加剂配方及废油再生可以减少矿物油基淬火油对环镜的危害。
The harm of mineral oil based quenching oil to environment can be weakened through hydrogenation, improvement on addition component, and regeneration of wasted oil.
矿物油基淬火油在使用中会产生有害物质，且废油难以降解，不属于绿色淬火介质。
Mineral oil based quenching oil is not a green quenchant because it produces hazardous substance during service and wasted oil is difficult to be degraded.
即使所有其它条件保持不变，随着要淬火的零件尺寸的增加其表面硬度也会有所下降。
As the size of parts to be hardened increases, the surface hardness decreases somewhat even though all other conditions have remained the same.
即使所有其它条件保持不变，随着要淬火的零件尺寸的增加其表面硬度也会有所下降。
As the size of parts to be hardened increases, the surface hardness decreases somewhat even though all other conditions have remained the same.
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