钢板时还应进行正火处理，以满足性能要求。
In rolling the thick plate, normalizing should be processed to meet the performance requirement.
若变质后再进行正火处理，则上述效果更为明显。
Above mentioned effect would be more appreciable when the cast iron is modified and subsequently normalized.
结果表明，用这种工艺生产的船板具有高强度和良好的低温韧性，完全可以代替正火处理。
It is show that the ship-plates produced by these parameters have high strength and good low-temperature toughness, and the normalizing treatment is no longer necessary.
研究了正火处理对FAS390Q桥壳钢显微组织、强度、冲击韧性和韧脆转变温度的影响。
The effect of normalizing on microstructure, strength, impact toughness and ductile-brittle transition temperature of FAS390Q axle housing steel was studied.
对含有内部裂纹的45钢试样采取了不同温度一次加热正火处理和二次加热正火处理，研究了其内部裂纹愈合的可能性。
The possibility of inner microcrack healing was studied by normalizing the 45 steel samples containing inner crack for one time and two times respectively.
对钢轨闪光焊、气压焊和铝热焊进行火焰正火处理，并进行正火、未正火接头和钢轨母材的金相组织以及力学性能的对比。
The flame normalizing treatments were put forward on steel rail with flash welding, gas pressure welding and aluminium heat welding.
而一般过热的锻材可通过高温快冷正火处理来改善其显微组织，从而获得NADCA (ASTM)标准的合格级别组织。
Generally the microstructure of the overheated forging can be improved by means of high temperature fast cooling normalizing so that the qualified level from NADCA and ASTM standards can be obtained.
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.
用途：台车式电阻炉系周期作业式电炉，可供大中型金属机件和材料的正火、淬火退火等热处理和加热之用。
Applications: the bogie hearth electric resistance furnace is a batch type furnace, it is used for normalizing, quenching, annealing and other heat treatments of large or medium metal parts.
对三种不同热处理(正火、退火、球化)的低碳钢中微空洞的形成进行了一些观测。
Some observations of voids formation were carried out by using low carbon steel with three kinds of heat-treatment, namely, normalizing, annealing and spheroidizing.
金属热处理是机械制造中的重要工艺之一，正火是生产中常用的热处理工艺。
Metal heat treatment is one of important mechanical procedures, and normalizing is used frequently during the heat treatment.
结果表明：x80钢经调质处理后得到索氏体，正火得到珠光体。
The results show that X80 pipeline steel obtains sorbite after quenching and tempering, gets pearlite by normalizing.
对电渣熔铸模块采取必要的预处理——均匀化退火或正火，可以进一步提高模具的使用性能。
The properties of the dies can be improved through pre treatment-high tempreature annealing or normalizing.
最常见的热处理包括软化退火、淬火、正火、表面强硬化、淀积硬化。
The most commonly used heat treatments on metals are softening annealing, quenching, normalizing, surface hardening treatment, precipitation hardening.
用 途：适用于批量性的铸、锻件、汽车配件的调质、正火热处理工艺。
Function : be applicable to the technics of hardening and tempering heating treatment of batch cast, forgeable piece and auto parts .
用途：适用于各种钢管、不锈管的光亮退火、正火热处理工艺。
Purpose: Used for the bright annealing and normalizing of various steel tubes.
用途：适用于各种钢管、不锈管的光亮退火、正火热处理工艺。
Applications: Used for the bright annealing and normalizing of various steel tubes.
热处理1949年前，北京已采用电炉、盐溶炉、热电偶等手段进行零件退火、回火、淬火、正火、调质、渗碳等热处理。
Before 1949, Beijing has heat treatment furnace, salt dissolved by thermocouples means furnace, quenching and tempering, parts of annealing, normalizing, quenching and tempering, carburizing and etc.
它通常是由经过充分正火或时效处理的灰铸铁或者球墨铸铁制成。它是一个坚固的刚性框架，所有其他基本部件都安装在床身上。通常在床身上有内外两组平行的导轨。
It usually is made of well-normalized or aged gray or nodular cast iron and provides a heavy, rigid frame on which all the other basic components are mounted.
它通常是由经过充分正火或时效处理的灰铸铁或者球墨铸铁制成。它是一个坚固的刚性框架，所有其他基本部件都安装在床身上。通常在床身上有内外两组平行的导轨。
It usually is made of well-normalized or aged gray or nodular cast iron and provides a heavy, rigid frame on which all the other basic components are mounted.
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