1) Cryogenic treatment
深冷处理
1.
Numerical simulation of transient temperature field of 7A04 aluminum component during cryogenic treatment;
7A04铝合金构件深冷处理过程瞬态温度场的数值模拟
2.
Effects of Cryogenic Treatment on Microstructure and Properties of Al_2O_3 Particle and Fibre Hybrid Reinforced Aluminum Matrix Composites;
深冷处理对Al_2O_3陶瓷颗粒纤维增强铝基复合材料的影响
3.
Numerical simulation of eliminating residual stress in aluminum alloy plate by cryogenic treatment;
深冷处理消除铝合金板材残余应力的建模与仿真
2) deep cryogenic treatment
深冷处理
1.
Study on magnetic deep cryogenic treatment process of 65 Mn steel;
65Mn钢磁场深冷处理工艺研究
2.
Effects of deep cryogenic treatment on microstructures of low carbon steels;
深冷处理对低碳钢组织与性能的影响
3) sub-zero treatment
深冷处理
1.
The tempering process and the sub-zero treatment can control the amount of residual austenite effectively.
回火和深冷处理工艺可以有效地控制残余奥氏体量。
2.
The effect of heat treatment crafts, common quenching, high temperature quenching, sub-zero treatment after quenching and so on,on strengthening and toughing properties of cold-punched mould steel was studied.
对 60Si2Mn冷冲模具钢采用常规淬火、高温淬火及淬火后深冷处理等热处理工艺进行强韧化对比试验,结果表明,经常规淬火深冷处理后其强韧性远超过高温淬火工艺,是一种实用性很强的强韧化工艺。
3.
The joints of manual arc welding of 400 MPa ultra fine grained steel were treated by means of surface mechanic hardening and sub-zero treatment, the microstructure and mechanical properties of untreated welded joints were compared with those of the treated welded joints.
分别通过表面机械强化和深冷处理对400 MPa级超细晶粒钢焊条电极手工焊焊接接头进行了强化处理,并对强化处理前后焊接接头进行了组织和性能分析。
4) deep cold treatment
深冷处理
1.
Through the failure analysis of the top die block of the cold extruding die for stainless steel wires, with 7Cr7Mo3V2Si steel and deep cold treatment to stress the match of hardness-malleability and wearability, the early fracture problem of the die was solved and the service life of the die has greatly prolonged.
通过对不锈钢丝冷挤压模上模块的失效分析 ,并改用7Cr7Mo3V2Si模具钢和深冷处理工艺 ,突出了强韧性和耐磨性的匹配 ,解决了该模具的早期脆断问题 ,大幅度提高了不锈钢丝冷挤压模的寿命。
5) cryotreat
深冷处理
1.
Effects of cryotreat on bond strength of metal-porcelain;
深冷处理对烤瓷冠金瓷结合力的影响
2.
Objective To introduce cryotreat technique into prosthetic dentistry by testing the tensile properties of CW-H Co-Cr-Mo cast alloy before and after cryotreat and to observe the image changes by SEM to study the mechanism that changes the tensile properties of the alloy.
方法 15个试件分为对照组、深冷处理组、深冷处理加回火组。
3.
In order to introduce cryotreat technique into prosthetic dentistry, 15 SDA-Ⅱmedium melting-point castable alloy were divided into 3 groups i.
为把深冷技术引入口腔修复领域,作者把15个SDA Ⅱ型Cu Zn Ni中熔铸造合金试件分为对照组、深冷处理组、(以3℃/min的降温速度降至-170℃,保持2h后以1℃/min的速度升至室温)深冷处理加回火组(深冷处理后,恒温300℃,保持1h),每组取一个作扫描电镜(SEM)观察,其余加工成拉伸试件用应变片测试技术测定其弹性模量、在电子万能试验机上拉断,测试其抗拉强度、最后用游标卡尺测量其延伸率。
6) subzero treatment
深冷处理
1.
The hardness variation of D2 steel under different quenching temperature and the influence of subzero treatment on hardness of D2 steel were studied,and its microstructure was analyzed as well.
研究了D2钢在不同温度淬火后的硬度变化,以及深冷处理对其硬度的影响,并对其显微组织进行了分析。
2.
The effect of the subzero treatment and subzero treatment in magnetic field on the structure,properties of 60Si2Mn steel is studied.
通过对 6 0 Si2 Mn钢进行深冷处理及磁场强化处理 ,分析探讨了深冷处理及磁场深冷处理对 6 0 Si2 Mn钢组织、性能的影响及规律。
3.
The service life of high speed steel tools after subzero treatment is prolonged obviously.
对高速钢采用-196℃液氮深冷处理可使组织发生明显变化,有效促使残留奥氏体向马氏体转变,并析出超细碳化物,可获得较佳的综合力学性能,显著提高了高速钢刀具的使用寿命。
补充资料：深冷处理
将钢制品冷至 0℃以下温度的处理方法。广义而言，这也是一种金属热处理。深冷处理的主要目的是促使淬火后的钢中残留奥氏体转变为马氏体，使残留奥氏体量减到最低限度。最常采用深冷处理的是高碳高铬工具钢和高速工具钢。这些钢淬火后含大量残留奥氏体。如回火前在－72℃深冷处理，再施以二次回火，可大大提高工件的尺寸稳定性。其他采用深冷处理的材料还有铬轴承钢、量具用钢、表面渗碳钢、马氏体不锈钢、马氏体时效钢等。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条