齿轮组被定做以满足扭矩要求，可以使用塑料，铜，硬质钢或这些材料的合成物。
Gear trains are customized to meet torque requirements and may be furnished in plastic, brass, hardened steel, or a combination of these materials.
本文通过实验研究了不同尺寸的硬质钢球弹丸对不同壁厚的低碳钢圆钢管的侵彻和穿孔效应；
A systematic experimental study has been conducted an mild Steel tubes of various thickness in their perforation by hard steel spheres.
对一些应用来说，尤其是非常高速的切削很重要的场合，其它的工具材料比如硬质合金产品是比工具钢更经济的选择。
For some applications, especially where extremely high-speed cutting is important, other tool materials such as sintered carbide products are a more economical alternative to tool steel.
采用导电加热切削技术切削淬硬钢的特点在于：可以采用普通机床、硬质合金刀具对淬硬钢进行硬车削加工。
The feature of machining harden steel by means of EHM are: it can utilize the carbide tool to machine the harden steel in engine lathe.
硬质合金刀具在不锈钢加工中，其刀具耐用度主要是取决于后刀面边界磨损而不是主切削刃后刀面的平均磨损量。
In many cases of stainless steel cutting operations with carbide tools, a tool life strongly depends on flank notch wear of depth of cut rather than average flank wear of main cutting edge.
研究采用铸渗法制备三元硼化物硬质合金覆层钢基材料。
The preparation of ternary boride hard alloy cladding layer on steel substrate is studied.
硬质相颗粒的脱落是干式高速车铣D60钢时金属陶瓷刀具磨损的主要原因。
The main reason of ceramic tool Wearing is coming off the hard grain during the dry cutting of steel D60.
采用液相烧结法将爆炸压实后的钢结硬质合金粉末复合在碳钢表面，成功获得覆层材料。
Steel-bonded cemented carbide powder processed by explosive compaction was successfully bonded to the surface of carbon steel through liquid phase sintering.
从实际使用的效果来看，对此类介质采用双层石墨板衬里、钢壳与石墨板之间设置天然硬质橡胶隔离层这一防腐方法是成功的。
Based on the practical effect, the corrosion resistant method using double layer graphite lining and natural hard rubber layer in between steel shell and graphite plate is a successful method.
介绍了钢结硬质合金材料在花键冷挤压模具中的用途。
The uses of steel-bonded carbide in cold-extrusion die of spline shaft were introduced.
含镍粉末钢是硬质相与软质相的非均质混合物，可减低粉末钢对缺口的敏感性，改善力学性能。
The Ni P/M steel are mixtures of soft phase and hard phase, hence improving the mechanical properties by reducing the susceptibility of breach.
研究了液相烧结钢结硬质合金-铁双层复合材料的生产工艺。
The liquid phase sintering process of steel based carbide - iron bimetal composite was researched.
对不锈钢轧制油、硬质合金切削用油和冷挤压攻丝用油抗磨性能的评定方法及性能指标进行了研究。
The evaluating approach and index of anti-wear property of rolling oils of stainless steel, hard alloy cutting oil and extrusion tapping oil were studied.
结果表明：硬质合金-45钢双金属复合耐磨材料结合层硬度过渡均匀，冲击韧性是普通硬质合金的5—6倍。
The results show that the hardness of combination area of cemented carbide-steel 45 composite is 5—6 times beyond that of the general cemented carbide.
对齿轮钢钢材锯切下料时遇到的锯切障碍现象进行了系统的分析，在锯切面的局部发现了较为密集的大颗粒硬质夹杂物。
A systematic analysis of saw cutting handicap for gear steel was done, in which on local parts of saw cutting surface denser large-granular hard inclusions were found.
适于加工淬火钢、工具钢、不锈钢、铸铁、硬质合金及超硬材料磨具的修整。
Suitable for processing chilled steel, tool steel, stainless steel, cast steel, carbide and dressing super hard materials.
本文介绍了热力学和动力学分析预测在TRIP钢，硬质合金以及塑料模具钢研制中的应用，从而为现代先进材料的设计提供参考。
Thermodynamic analyses, and sometimes coupling with kinetic estimation, to TRIP steels, cement carbides and mold steel for plastics are shown in the effort to designing modern advanced materials.
对铁硼合金和钼对钢结硬质合金烧结的影响进行了综述。
The effect of Fe-B alloy and Mo on sintering of steel based carbide is reviewed.
为了把问题弄清楚，我们对钢结硬质合金的热处理在理论上与工艺上都进行了比较系统的研究工作。
In order to make the problem clear, systematic work has been done to study the theoretical and technical specialities of heat treatment of steel-bonded carbide.
对不锈钢切削加工中使用最多的硬质合金涂层刀具进行了研究。
The coated cemented carbide tools which are most widely used in cutting of stainless steel is investigated.
采用液相烧结技术成功地将爆炸压制后的钢结硬质合金混合粉末（对应国家牌号TLMW50）复合在碳素钢的表面。
Steel-bonded cemented carbide powder mixture(TLMW50) processed by explosive compaction was successfully bonded to the surface of carbon steel through liquid phase sintering.
该机可用于磨削各类形似半圆角或反锥角的高速钢和硬质合金雕刻刀具和单边或多边刀具。
For grinding HSS and carbide engraving cutter as well as single lip or multiple lip cutters of various shapes such as radiused cutters or negative taper Angle of cutters.
简要介绍了钢结硬质合金的性能、热处理工艺及在模具设计、加工时采取的措施。
The charateristics and the heat treatment process of the steel bonded carbide, measures needing to adopt in die design and machining were briefly introduced.
钢铠阻燃型硬质聚氨脂泡沫塑料弧板是由黑龙江省商业厅设计的一种新型保温材料。
Flame-retarding rigid polyurethane foam arc plate armoured with steel is a new type thermal insulation material developed by the Commercial Department of Heilongjiang Province.
采用镶铸工艺制备了硬质合金-45钢双金属复合耐磨材料。
The wear resisting composite of cemented carbide-steel 45 is fabricated by using casting-in process.
当裂纹在钢基体相中孕育时，另一裂纹已在该钢基体相区前沿的硬质相中形成。
Another one has already formed in the hard phase in front of the steel basic phase when a crack incubates in the steel basic phase.
本机床主要适用于高速钢、硬质合金及陶瓷刀具切削加工黑色金属、有色金属及部分非金属零件的内外圆柱面、内外圆锥面、沟槽、平面。
This series machine is suitable of ferrous, nonferrous metal and some kinds of non-metal materials with hard alloy, high capacity and high speed steel tools.
研究了硬质合金(YG14)和45钢渗硼层、硼铬共渗层的耐磨性。
The wear resistance of hard alloy (YG14) and boronizing layer, boron-chromizing layer for steel 45 was studied.
结果表明，这类材料属较难加工材料，这主要是由于钢中存在大量硬质点，且材料具有较高强度和硬度所致。
The results show that the pre-hardened plastic-mould steel belongs to a little low machinability steel because of much hard inclusion existing in microstructure and its high strength and hardness.
对含有35 %WC的钢结硬质合金在热应力作用下热疲劳裂纹形成过程进行了反复观察。
Thermal fatigue crack forming process of steel bonded carbide containing 35% WC by the action of thermal stress has been observed time and time again.
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