• Unfortunately, though flat tappets from China are cheap, their metallurgy is suspect-and the same goes for the quality of their machining, heat treatment and surface-hardening.

    不幸的是尽管中国制造的平头挺杆物美价廉,但是冶金技术遭到质疑,加工热处理、表面硬化质量也遭质疑。

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  • The grinding strengthen technology is a new process engineering of surface heat-treatment, which uses a mass of grind heat produced in grinding process to handle workpiece materials.

    磨削强化技术利用磨削加工过程产生大量磨削工件材料进行表面热处理工艺技术。

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  • Meanwhile, high surface hardness after heat treatment, the coating surface formed into the amorphous and crystalline mixture, the hardness is up to 1200hv.

    同时表面硬度热处理后,镀层表面形成晶态晶态混合物时,硬度可1200 HV。

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  • Drawings will also include the material part Numbers, tolerances clearances, surface machining symbols, heat treatment information, surface protection, material weight and other necessary information.

    图纸内容应包括材料部件编号间隙公差,表面机械加工符号热处理信息,表面保护,材料重量以及其他的必要内容

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  • Heat processing: normal heat treating and chemical heat treating of steel and nonferrous metal; testing the hardenability of steel; surface treatment of steel.

    热处理有色金属常规热处理化学热处理,钢淬透性测试,钢的表面处理等。

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  • Tolerances cover dimensional variation and surface-roughness range and also the variation in mechanical properties from heat treatment and other processing operations.

    公差这个概念既包括尺寸偏差范围表 面粗糙度范围,包括热处理其它处理 作所引起的机械特性变化

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  • The main production processes at this site will cover weaving, heat and surface treatment, as well as seaming.

    该工厂的主要生产工艺包括织造,热定型表面处理以及接缝处理

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  • Surface heat treatment: surface heat treatment is a process that improves the hard-ness or other mechanical property of the fastener in any surface area.

    表面热处理增加强紧固件硬度任何表面积上的机械性能

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  • The granule surface of starch had little change after heat-moist treatment (HMT).

    其中湿热处理前后淀粉颗粒形貌变化较小。

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  • The recent progresses on the surface heat treatment of H13 steel are also discussed.

    介绍了H13表面处理最新进展

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  • Heat treatment and surface treatment, welding, spraying have a full package of supply chain to meet customer demand for more comprehensive.

    热处理表面处理焊接喷涂方面完善配套供应链满足客户比较全面需求

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  • The surface temperatures of half-shafts of car under variant parameters during induction heat treatment were measured by using RAYTEK infrared temperature sensor.

    利用RAYTEK红外测温仪测量了汽车半轴中频感应淬火不同参数情况表面温升曲线。

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  • The characteristic and mechanism of laser transformation hardening, the technics of laser surface heat treatment were introduced.

    主要介绍了激光相变硬化特点强化机理、激光表面相变硬化工艺

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  • Objective To discuss the treatment of burning surface caused by low grade heat.

    目的讨论低温所致烧伤创面治疗

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  • A method of surface metallization of diamond, temper powder diffusion heat treatment, was developed.

    研究粉末扩散使金刚石表面金属工艺。

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  • Good knowledge about manufacturing process, such as machining, forging, injection molding, heat treatment and surface treatment, etc.

    加工工艺丰富的知识,机加工锻造注塑热处理表面处理等工艺。

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  • It is also used for concrete pavement brick, inorganic heat preservation material surface detest water treatment, especially applicable to all kinds of brick, granite walls.

    亦可用于混凝土路面无机保温材料表面处理尤其适用各类面砖花岗石墙面。

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  • Carburization is the heat treatment process which carbon atoms permeate into the steel work form its surface.

    工件处理使原子渗入钢制工件表层的化学热处理工艺

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  • The laser heat treatment process and mechanism on the surface of piston ring groove were studied.

    活塞环表面激光热处理工艺机理进行了试验研究。

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  • In this paper, large alloy iron parts and low-alloy steel parts after surface heat treatment, used in the diesel engine, were tested and compared. By Leeb hardness sclerometer.

    针对本厂生产的柴油机合金铸铁低合金钢表面热处理大型零部件进行对比测试扩大里氏硬度实践中的应用

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  • For production of final 800 alloy U-shaped steel tubes used for steam generator heat-conduction, surface shot-blast treatment is a must.

    表面丸是生产800合金u型蒸汽发生器传热管成品必不可少处理工序。

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  • Experiment results show that removing the surface broken crystal layer of the cold drawn rod can prevent heat treatment induced cracks.

    实验结果表明热处理去掉表面可以防止它在热处理过程中产生裂纹

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  • This paper mainly presents that constructional mid-carbon alloy steel, after bulk moulding deformation, heat treatment and cold surface deformation can raise fatigue strength of materials effectively.

    本文主要介绍合金结构钢整体塑性变形热处理后再进行表面变形工艺是提高材料疲劳强度有效途径

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  • The chemical surface modifying heat treatment is usually undertaken in a gas medium furnace with the temperature, soaking time and atmosphere control being as key points.

    化学表面改性处理通常气体介质中进行,温度保温时间气氛控制关键

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  • The formulations, application process and heat treatment process, etc of metal ceramic coatings on carbon steel surface are researched.

    碳钢表面金属陶瓷涂层配方涂敷工艺热处理工艺进行了研究。

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  • Hydrophilic coating is mainly applied to the surface treatment of cooling fins of heat exchanger for air conditioning.

    亲水涂料主要用于空调热交换散热表面处理

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  • Objective To study the effect of heat treatment with sol-gel method on the surface of Ni-Cr alloy for PFM after ti coating.

    目的探讨溶胶-凝胶沉积钛热处理过程烤瓷镍铬合金表面涂层影响

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  • Many round voids which result in stress concentration easily are found on SEM micrographs of fracture surface after heat-treatment, so the notched izod impact strength of the sample decreases.

    热处理试样冲击断面SEM照片可见水分挥发留下的空洞这些空洞容易形成应力集中点因而导致冲击韧性降低。

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  • We are a precision casting manufacturer and provide one-stop service from tooling, casting, heat treatment and surface treatment. The main annual capacity is about 1000 tons.

    精密铸造厂家主要产品阀、泵、叶轮、食品机械配件等,提供产品开发、模具制造、铸件、机加工、热处理表面处理一站式服务年产能1000

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  • We are a precision casting manufacturer and provide one-stop service from tooling, casting, heat treatment and surface treatment. The main annual capacity is about 1000 tons.

    精密铸造厂家主要产品阀、泵、叶轮、食品机械配件等,提供产品开发、模具制造、铸件、机加工、热处理表面处理一站式服务年产能1000

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