Ductile iron, flame hardening, alloy iron direct hardfacing.
球墨铸铁，火焰淬火铸铁，合金铸铁的直接堆焊。
Welding equipment includes automatic plasma arc and TIG hardfacing machines.
焊接设备包括自动等离子弧和TIG表面硬化机械设备。
A hardfacing electrode containing boron and various alloy elements has been developed.
研制出一种含硼等多种合金元素的耐高温磨损堆焊焊条。
HRc28-38. Corrosion and thermo-fatigue resistance, work Harding. Hardfacing of hot forging die.
耐蚀、抗热疲劳，具有加工硬化性。堆焊热锻模。
It is for hardfacing of continuous casting roll, steam valve, wedge-shaped valve, safety valve, etc.
适用于连铸辊、蒸汽阀、楔形阀、安全阀等部件的硬面堆焊。
The effect of content of graphite, FeTi, FeV and FeMo in the coat on hardness of hardfacing metal was also discussed.
探讨了焊条 药 皮中石墨、钛铁、钒铁、钼铁等组分含量对焊条工艺性及堆焊层硬度的影响。
Welding equipment includes automatic plasma arc and TIG hardfacing machines. Only a few typical machines are shown here.
焊接设备包括自动等离子弧和TIG 表面硬化机械设备。在此只展示少数典型设备。
The applications of hardfacing in the reparation of the parts of metallurgical equipment used at high temperature were also described.
适用于某些在高温状态使用的冶金工业设备零部件的堆焊修复。
The properties of agglomerated flux Tao 032 which is used for hardfacing alloy layer with high temperature wear resistance was studied.
介绍了堆焊齿辊用陶032高温耐磨合金堆焊焊剂的性能。
The modifying effect of RE oxide on inclusions in hardfacing metals of medium high carbon steel was studied by means of thermodynamics.
采用热力学方法，研究了稀土氧化物对中高碳钢堆焊金属中夹杂物的变质作用。
The effect of heating temperature and thermal-cold recycle times on the hardness of mult-elemental Fe-based hardfacing layer was studied.
研究了热循环温度和循环次数对多元合金铁基堆焊层硬度的影响。
The key problems of technique for plasma hardfacing for sealing face of valve such as blank making. Process selecting and quality controlling.
就阀门密封面等离子弧堆焊的技术关键问题：毛坯加工、工艺选择及质量控制等。
Industrial practice have proved that be satisfied with hardfacing reparation for the parts of metallurgical equipment in high-temperature state.
工业试验证明能满足某些工作在高温状态冶金工业设备零部件的堆焊修复后的使用性能。
The high strength and high toughness hardfacing covered electrode to the medium-high carbon alloy steel surface' repair was put forward in this paper.
本文针对焊缝熔敷金属在高强时，容易开裂问题展开研究，研制了中、高碳合金钢工件表面修复的高强、高韧新型堆焊焊条。
Hardfacing, laser cladding, laser melt injection and plasma melt injection were introduced, and the virtues and defects of all the methods were discussed.
详细介绍了堆焊、激光熔覆、激光熔射、等离子熔化-注射等颗粒增强表层复合材料的制备方法，并分析了各种制备技术的优缺点。
After tempering treatment at different conditions, the tempering stability of Fe-base hardfacing layer containing multiple alloying element was investigated.
研究了高碳高铬铸铁型硬质合金堆焊层在不同热处理工艺条件下的组织、硬度与耐磨性。
Yttrium contained hardfacing electrode with good process properties were made and the structure, hardness and abrasive resistance in hardfacing layer were studied.
研制出一种工艺性能良好的含稀土钇的堆焊焊条，对其堆焊层显微组织结构、硬度、耐磨性进行了较系统的试验研究。
The hardfacing alloy was deposited onto a low carbon steel substrate by self-shielded arc welding using nitrogen alloying self-shielded hardfacing flux-cored wire.
硬面合金是利用研制的氮合金自保护硬面药芯焊丝在低碳钢板上堆焊得到。
Commercial low cobalt hardfacing alloys are being evaluated in efforts to reduce the costs associated with nuclear plant activation and expensive co-base weld consumables.
商用低钴合金被用于降低与核电站反应和昂贵的钴基焊料相关的成本。
The hardness of different hardfacing specimens was measured, and the microstructures, fracture morphologies and the binding sites of different hardfacing specimens were observed.
对不同堆焊试样进行硬度测试，对堆焊金属及其结合部位进行显微组织及断口形貌观察。
The hardfacing procedure, the chemical composition, hardness and metallographical structure of the hardened layer are introduced. The benefits by using the process is discussed, too.
介绍了堆焊工艺，堆焊层的化学成分、硬度、金相组织和获得的经济效益等。
The effect of heat treatment on structure and hardness of high alloy iron based hardfacing layer metal was studied and the result obtained is of guiding significance for it's application.
研究了热处理对高合金铁基堆焊层组织和硬度的影响，所得结果对其应用有一定的指导意义。
The crack morphology of hardfacing metal was investigated by means of optical and scanning electron microscopy. The effect of re oxide on cracking resistance of hardfacing metal was studied.
采用金相和电镜等手段对堆焊裂纹形貌进行了观察，并研究了稀土氧化物对堆焊金属抗开裂性能及塑、韧性的影响。
Its principal circuit is that of single power supply and the control circuit takes the high-performance monolithic computer 80c196kc as its kernel to implement automatic control of hardfacing process.
主电路为单电源供电，控制电路以高性能单片机80c 196kc为核心，实现了对喷焊过程的自动控制。
Its principal circuit is that of single power supply and the control circuit takes the high-performance monolithic computer 80c196kc as its kernel to implement automatic control of hardfacing process.
主电路为单电源供电，控制电路以高性能单片机80c 196kc为核心，实现了对喷焊过程的自动控制。
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