阀杆应该是以镀镉钢合金或316不锈钢作为标准配置。备选的阀杆材料可以根据要求提供，例如，钛，不锈钢，等等。
The shaft shall be cadmium-plated steel alloy or 316 stainless steel as standard equipment. Optional shaft materials shall be available on request, i. e. , titanium, stainless steel, etc.
为了在上两层创建黑色的金属饰面，这些体块都包裹了铝锌合金镀层——这是一种镀有铝锌合金的钢板。
To create the dark metal finish on the two upper levels, these blocks are clad with Galvalume - a type of steel sheet that is coated with an aluminium and zinc alloy.
锌基合金的压铸件总是在氰化镀液中镀铜。
Zinc base die castings are always copper plated in cyanide baths.
合金钢材料，表面镀镍，全密封焊接，防油、防水、耐腐蚀，可适用于各种环境。
Alloy steel, nickel plated, hermetically welded oil-proof, waterproof and anti-corrosion, suitable for all kinds of environments.
采用高能量密度电子束进行了钛镀镍合金表面熔凝处理的研究。
High energy density electron beam is employed in surface rapid solidification on Ni plated ti alloy.
采用EDTA滴定和分光光度相结合的方法测定碱性锌钴合金镀液中的锌、钴含量。
Zinc and cobalt content in zinc cobalt alloy plating bath are determined by the combined method of titration with EDTA and spectrophotometry.
介绍了化学镀镍-磷合金镀层的耐蚀特性及其在石化工业上的应用。
The anti-corrosion characters of chemical nicklephospherous alloy planting and its application in petrochemical industry are introduced.
其次是黑色镀层，探讨了目前较受欢迎的电镀黑色锡镍合金及离子镀碳化钛。
Then, black Sn-Ni alloy plating and ti carbide ion plating, quite well received currently, are discussed.
制定了酸性锌镍合金镀液中镍、锌和硼酸的分析方法。
Analysis methods of nickel, zinc and boric acid in an acidic zinc-nickel alloy plating bath were established.
介绍了银-锑合金镀层和镀液中锑含量的分析方法。
This paper introduces the analysis method of silver-antimony alloy coating and antimony content.
研制出一种滚镀镍铁合金新工艺。
在化学镀镍-磷合金液中加入硫酸铜制得镍-铜-磷三元合金。
Electroless nickel copper phosphorus ternary alloy deposits were prepared by addition of cupric sulfate in electroless nickel phosphorus alloy plating bath.
本实验通过控制镀液组成和操作条件获得了非晶态铁-铬合金镀层。
The amorphous Fe Cr alloy coatings were obtained by controlling the composition of bath operation conditions.
采用多弧离子镀制备的合金涂层成分与合金阴极靶之间通常存在一定程度的偏差。
The composition generally changes from alloy cathode target to alloy coating deposited by multi arc ion plating to some extent.
由于具有优良的性能，化学镀镍磷合金在工业上得到了广泛应用。
Electroless Ni-P alloy deposits have been widely adopted in industries for their excellent properties.
实践表明，“钛纳米聚合物防腐蚀涂层油管”和“镀钨合金防腐蚀油管”在上述环境使用较为适合；
The corrosion protection practice showed that the tubes with protective coating of nano titanium polymer and alloy tubes with tungsten-plating performed well in the corrosive environment.
采用直流和脉冲电沉积方式从三价铬的氯化物镀液中沉积出镍-铁-铬纳米合金镀层。
Nickel iron chromium alloy with nanocrystalline were electrodeposited from chloride bath containing trivalent chromium ions under direct and pulse current.
镁合金；化学镀；结合强度。
结果表明，化学镀镍磷合金之后，镀态试样的疲劳寿命明显下降；
The results show that the fatigue life of electroless Ni-P alloy specimen could be dropped.
结果表明，镁合金基体的镀前处理对镀层的结合强度至关重要。
Results show the pretreatment of basal body of magnesium alloy is important to the bond strength.
研究了一种新型的镍磷合金镀层镀后处理工艺，即在常温下。采用化学的方法对镍磷合金镀层进行封孔处理。
A new post-treatment technique that Ni-P alloy coatings can be sealed at ambient temperature by chemical method has been investigated and developed.
以金属铬和铬钛合金进行真空蒸镀。
选择硫酸盐-柠檬酸盐体系锌锰合金镀液，研究了阳极、二价锰离子以及连续作用等因素对镀液稳定性的影响。
Herein, zinc-manganese alloy bath containing sulfate and citrate ions was selected, and the effect of anodes, manganous ions and continuous operation on bath stability was studied.
研究了一种新型可焊性光亮锡锑合金电镀工艺的镀液配方和电镀操作条件；
A new electroplating technology of solderable bright Sn-Sb alloy of bath components and operating conditions were studied.
综述了稀土元素的性质和在电镀铬、锡、锌、锌-镍合金、镍-铁合金以及在复合镀技术中的应用现状和前景。
Properties, application and future trend of rare earth elements in electrodeposition of chromium, tin, zinc, Zn-Ni, Ni-Fe and composite coatings are summarized.
综述了稀土元素的性质和在电镀铬、锡、锌、锌-镍合金、镍-铁合金以及在复合镀技术中的应用现状和前景。
Properties, application and future trend of rare earth elements in electrodeposition of chromium, tin, zinc, Zn-Ni, Ni-Fe and composite coatings are summarized.
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