Several factors leading to quenching crack of dovetail cutters were analyzed.
分析了导致鸽尾铣刀产生淬火裂纹的因素,设计了能有效预防鸽尾铣刀淬裂的热处理工艺。
On the limited conditions of raw material,machining process and heat treatment equipments,through improving the charging way of the pin,controlling austenizing temperature and cooling cycle and optimizing queching medium,the quenching cracks of the pins made of T8A steel can be effectively prevented.
在材料、机加工工艺及热处理设备等条件有限的情况下 ,通过改进销轴的装炉方式 ,控制销轴的淬火温度、冷却时间以及冷却介质 ,可有效防止T8A销轴的淬火裂纹。
It also has some reference effects on the theoretical analysis of quenching crack.
用淬火裂纹的理论进行分析,提出了ZG65Mn锤头水冷淬火热处理新工艺,产生了一定的经济效益。
Failure analysis on quenching cracking of RM-2 hot-working die steel;
RM-2热作模具钢淬火开裂原因分析
According to the actual quenching process of steel 40Cr axle vehicle,the main reasons for its quenching cracking are analyzed.
根据40Cr钢汽车半轴的实际淬火工艺,分析了淬火开裂的主要原因,并针对淬火开裂的主要形式,制定出了三种热处理工艺方案并实施。
The results showed that the fracture, as a member of quenching crack, is mainly caused by the unhomogenous microstructure of the steel plate.
结果表明 ,模具钢属淬火开裂 ,主要原因是材料内部组织不均匀所
The film can reduce the themal stress, transformation stress and quenching distortion of the steel and prevent the formation of quenching cracks.
结果表明，该淬火剂在冷却金属时，在金属表面形成一层聚合物隔离膜，此膜能降低金属淬火时产生的热应力和组织应力、减小淬火变形量、防止淬火开
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
volcanic rift zone
【地质】火山断裂带
The flames of war went on when the negotiation broke down.
谈判破裂，烽火再起。
The peace talks did not pan out and frighting was resumed.
和谈破裂,战火重燃。
To explode in the manner of or make the sound of a backfire.
用逆火的方式爆裂或发出逆火的声音。
Analysis on Crack Reason of Working-face of Wheel Surface-quenched by Flame
车轮踏面火焰表面淬火开裂原因初探
Evaluation and Application of Induced Fracture in XMAC Casings of Igneous Reservoirs
火成岩储层XMAC套管井中压裂裂缝评价及应用
A research on the asymmetric fracture productivity models for fracturing volcanic gas wells
压裂火山岩气井不对称裂缝产能模型研究
Research and Application of the Hydraulic Split-fracturing Technology in Niudong Volcanic Reservoir
劈裂法压裂技术在牛东火山岩油藏中的应用
Mid-Neoproterozoic Rift-related Volcanic Rocks in South China:Geological Records of Rifting and Break-up of the Supercontinent Rodinia
华南新元古代中期裂谷火山岩系:Rodinia超大陆裂谷化-裂解的地质纪录
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
These Icelandic volcanoes erupt from huge cracks or fissures
这些冰岛的火山沿着巨大的裂缝爆发
The last of these rows seemed to have been the last straw
这场口角看来是彻底破裂的导火线
Don't be so angry! You'll burst a blood vessel.
别发这么大火, 你会把血管气裂的！
A sudden report rang out--like the sound of a car backfiring.
突然响起一声爆裂声——像汽车的逆火声。
The last of these rows seems to have been the last straw.
这场口角看来是彻底破裂的导火线。
a sharp explosive sound as from a gunshot or drawing a cork.
火炮或拔塞子发出的小而快的爆裂声。
Control and causes analysis of the concrete cracks in the soleplate of backfire stove
回火炉设备基础底板混凝土裂缝控制