The invention discloses a tungsten alloy for jewelry and decorations and a method for preparation.
本发明公开了一种用于首饰、饰品的钨合金及其制备方法。
It was used to sintering high melting point material-cerium-tungsten alloy, and gained good effect.
将此高温效应用于烧结高熔点材料——铈钨合金，获得了很好的效果。
Normal penetration of tungsten alloy hollow projectiles into steel and concrete targets were performed.
进行了钨合金空心弹体垂直侵彻钢靶板和混凝土靶板的实验。
Uses: Tungsten powder is tungsten powder metallurgy processing of tungsten alloy products and the main raw material.
用途：钨粉是加工粉末冶金钨制品和钨合金的主要原料。
The high specific weight tungsten alloy material is prepared by tungsten powder, nickel powder, iron powder and cobalt powder.
高比重钨合金材料由钨粉末、镍粉末、铁粉末和钴粉末制成。
The high specific weight tungsten alloy material has good plasticity, large strength, large deflection and small residual force.
本发明高比重钨合金材料塑性好、强度大、变形量大及残余力小。
The results show that refined tungsten alloy has a strain rate effect and the yield strength increases with the increase of strain rate.
结果表明：细化钨合金材料具有应变率效应，且随着应变率的增加，屈服强度增强；
The difference of micro-behavior between 90W and 93W tungsten alloy under impact dynamics was analysed. Their fracture feature is alike.
通过实验分析了90W和93W钨合金在动加载时其断裂机理及特性以及侵彻时其微观结构响应的异同点。
Tungsten resource is plentiful in China, tungsten alloy white cast iron liner has been developed and the tungsten is used as main alloy element.
我国钨资源丰富，以钨为主要合金元素，开发了钨合金白口铸铁衬板。
The analyses of microstructure is one of the important methods for controlling and evaluating the qualities of copper-tungsten alloy contactors.
作者认为，显微组织分析是控制和判断粉末冶金铜—钨触头质量的重要方法之一。
We are specialized in the producing and processing of tungsten alloy of high proportion, copper tungsten alloy, hard alloy and relevant products.
专业从事高比重钨合金、铜钨合金、硬质合金及相关产品的制造、加工。
The working characteristics of tungsten alloy hammaring block are introduced. The Jinning ways between tungsten alloy anvil and base seat are analysed.
介绍了钨合金砧模的工作特性，分析了钨合金砧模与基座的几种联结方式的优、缺点。
Law of dynamic tensile property of tungsten alloy with notch or without notch was mensurated, and material microcosmic fragment mechanism was observed.
测定了光滑和缺口钨合金材料在不同应变率下动态拉伸性能的变化规律，观察了材料断裂的微观机制。
Results show that iron tungsten alloy deposit obtained is similar to chromium deposit in appearance, and has good resistance to corrosion, heat and wear.
所得镀层外观与铬镀层相近，具有良好的耐蚀、耐热和耐磨性能。
The article researched heating mechanics of hollow cathode discharge effect and the process of hollow cathode plasma sintering cerium-tungsten alloy billets.
本文研究了空心阴极效应的发热机理及空心阴极等离子烧结铈钨坯的工艺。
The investigation was made on microstructure, mechanical property and recrystallization behavior of tungsten alloy with different amount of swaged deformation.
对不同锻造变形量的钨合金材料组织、性能及其再结晶行为进行了研究。
This company produces straight-handle twist drill, hard metal multi-aid straight-handle twist drill, metal hole digger , tungsten alloy saw blade, and building drill.
本公司主要生产直柄麻花钻头，硬质合金多用直柄麻花钻，金属开孔器，钨合金锯片以及建工钻的专业生产厂家。
Proof, though, will come with use.Testing is already under way, with the nanocrystalline nickel-tungsten alloy being tried out as a plating on the bumpers of a fleet of trucks.
尽管样品将被使用，但测验仍在进行，一队卡车保险杠上的纳米结晶镍钨合金镀层仍在接受检验。
Proof, though, will come with use. Testing is already under way, with the nanocrystalline nickel-tungsten alloy being tried out as a plating on the bumpers of a fleet of trucks.
尽管样品将被使用，但测验仍在进行，一队卡车保险杠上的纳米结晶镍钨合金镀层仍在接受检验。
The invention relates to a high specific weight tungsten alloy material and a preparation method thereof, and relates to a tungsten alloy material and a preparation method thereof.
一种高比重钨合金材料及其制备方法，它涉及一种钨合金材料及其制备方法。
Experimental results show that the dynamic strength of the DU alloy made in china is similar to tungsten alloy and this DU alloy could be used as the best substitutes for tungsten' alloys…
实验结果表明，国产铀合金具有与钨合金相当的动态强度，是钨穿甲弹中弹芯材料的极好替代物。
Abstract :Based on the combination of experiments and numerical simulations, the plastic properties of a 91%(mass fraction, the same below) refined particle tungsten alloy were investigated.
通过实验方法和分子动力学模拟方法研究了91%（质量分数，下同）细化颗粒钨合金材料的塑性力学问题。
The fragments distribution characteristics of fragile tungsten alloys were studied by means of exploding tungsten alloy cylinders. The experimental results were also compared with that of 93w alloy.
采用圆筒爆破试验方法研究了易碎型钨合金的破片分布特征，并与93W合金的结果进行了对比。
The strain history achieved may provide a base in shell design and verify theoretical models and numerical simulations of tungsten alloy shell impacting and penetrating normally into concrete targets.
同时，实验研究获得的钨合金壳体危险截面处应变—时间历程曲线，既可以为壳体设计提供理论支撑，又为钨合金壳体侵彻混凝土靶板的侵彻模型和数值仿真建立了验证标准。
Alloy steel owe their properties to the presence of one or more elements other than carbon, namely nickel, chromium, manganese, molybdenum, tungsten, silicon, vanadium, and copper.
合金钢的性质取决于其所含有的除碳以外的一种或多种元素，如镍、铬、锰、钼、钨、硅、钒和铜。
1 alloy steels are formed by the addition of one or more of the following elements: nickel, tungsten, silicon, and small amounts of other alloying elements.
加进下列一种或几种元素可制成各种合金钢：镍、钨、硅和少量别的合金元素。
Atlas, strap material of common plastic, copper, stainless steel, tungsten titanium alloy, high-tech ceramics, metal, etc.
表壳、表带的材料常见的有塑料、铜、不锈钢、钨钛合金、高科技陶瓷、金等。
Tungsten and its alloy are very good materials in engineering, but their machinability is worse.
钨及其合金是非常好的工程材料熏但其切削加工性差。
Tungsten and its alloy are very good materials in engineering, but their machinability is worse.
钨及其合金是非常好的工程材料熏但其切削加工性差。
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