1) heavy alloy
重合金
1.
W-based heavy alloys of three different compositions were prepared by metal injection moulding technology (MIM).
研究了三种钨基重合金的金属注射成形工艺（MIM），重点研究了脱脂和烧结两个工序，分析了烧结温度对力学性能、断口和显微组织的影响。
2.
W based heavy alloys of three different compositions were prepared by using metal injection moulding technology (MIM), emphasing to the debinding and sintering processes.
研究了3种钨基重合金的金属注射成形工艺(MIM),重点研究了脱脂和烧结两个工序,分析了烧结温度对机械性能、断口和显微组织的影响,列举了烧结收缩、机械性能和最佳烧结温度等数据。
3.
The distribution of trace Si (400 ppm), which was doped intentionally in raw tungsten powder, in W-7Ni-3Fe heavy alloy as well as the behavior of the impurities during the liquid phase sintering were investigated by scanning electron microscope and electron microprobe analysis.
研究了掺到原料Ｗ粉中微量Ｓｉ（４００ｐｐｍ）在Ｗ－７Ｎｉ－３Ｆｅ重合金中的分布及在液相烧结过程中的行为。
3) mixted heavy metals
混合重金属
4) tungsten heavy alloy
高比重合金
1.
In this paper,the structure/property relationship in sintered tungsten heavy alloy is reviewed .
阐述了高比重合金的显微组织与性能的关系,着重讨沦了 W 晶粒大小、W 颗粒连接度、W 相含量、组织均匀性、孔隙大小和孔隙度、界面杂质偏析与第二相析出等对合金性能的影响。
2.
The present paper studies characteristics and sintering behavior of tungsten heavy alloy mixed powders as milled in a planetary ball mill.
研究了采用行星式高能球磨机球磨后的97W-2Ni-1Fe高比重合金混合粉末的特性和烧结行为,实验结果表明,球磨可以生成纳米晶粉末和W的超饱和固溶体,产生大量的缺陷,促进烧结致密化,在1250～1420℃固相烧结时可以达到几乎全致密和得到非常细的晶粒,本文还对烧结过程中出现的问题进行了初步探讨。
3.
The thermal debinding process parameters including sample thickness, pre-debinding at low temperature and temperature increasing schedule of injection molded tungsten heavy alloy powder mixed with paraffin wax based multi-component binder system were studied.
采用石蜡(PW)基多组元粘结剂体系,研究了注射成形高比重合金喂料的热脱脂工艺参数,包括样品厚度、温度、低温预脱脂和升温速率的影响,实验表明,当温度小于250℃时,脱脂量的对数与厚度的倒数呈比例,在长时间情况下,PW可以在250℃以前全部脱除,温度、脱脂量和升温速率的控制不当将导致脱脂缺陷的产生。
5) high-W tungsten heavy alloys
高钨重合金
6) heavy alloy
高比重合金
1.
Tow fracture surfaces of W-Ni-Fe tungsten heavy alloy which have a world of difference in mechanical property are analysed.
通过对W-Ni-Fe高比重合金力学性能差别很大的两组断口形貌进行分析,在一些高比重合金钨颗粒内发现有W-Ni-Fe的沉淀相,该沉淀相对合金力学性能的提高有益。
2.
Shrinkage and characteristics of sintered W Ni Cu heavy alloy were studied.
研究了W Ni Cu高比重合金注射成形工艺过程收缩率和性能。
3.
The surface hardening coating of W Ni Fe heavy alloys was obtained by the plasma spraying and vacuum fusing sintering.
为了增强 W- Ni- Fe高比重合金表面层的硬度和耐磨性能 ,采用等离子喷涂和真空熔结的方法 ,在 W- Ni- Fe高比重合金表面获得一定厚度的涂层 ,并通过扫描电镜观察 ,探讨了涂层的显微组织及涂层与基体的结合机理 ,并着重分析了真空熔结涂层中裂纹形成的原
补充资料：褐金贵重合金
分子式：
CAS号：
性质：由金和铜按20比4组成的金合金。显微组织为单相固溶体。具有较低的蒸气压和良好的耐蚀生。可用作电真空焊料、货币、装饰品和牙科材料等。
CAS号：
性质：由金和铜按20比4组成的金合金。显微组织为单相固溶体。具有较低的蒸气压和良好的耐蚀生。可用作电真空焊料、货币、装饰品和牙科材料等。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条