V2EX hardmetal

Hardmetal

定义 Definition

hardmetal(名词)通常指“硬质合金”(也常称“硬金属”):以碳化钨(WC)等硬质碳化物为主要成分,并用钴(Co)等金属作粘结相烧结而成的高硬度材料,常用于刀具、耐磨零件与矿山钻具等。(在不同语境下也可能泛指“非常坚硬的金属材料”,但最常见用法是“硬质合金/碳化物基复合材料”。)

发音 Pronunciation

/hrdmtl/

例句 Examples

Hardmetal inserts can cut steel faster than ordinary tools.
硬质合金刀片比普通刀具切削钢材更快。

Because of its high wear resistance and compressive strength, hardmetal is widely used in drilling tools and precision machining.
由于具有很高的耐磨性和抗压强度,硬质合金被广泛用于钻具和精密加工。

词源 Etymology

hard(坚硬的)+ metal(金属)组合而成的复合词。该词在材料与制造领域中常作为专业术语使用,用来强调这种材料“像金属一样可加工/可成形”,同时又具备接近陶瓷的高硬度与耐磨性;在工业语境里常与“cemented carbide(硬质合金/烧结碳化物)”对应或近义。

相关词 Related Words

文学与著名作品 Literary Works

  • Cemented Carbides: Production, Properties and Testing(关于硬质合金材料的经典专著中常出现 hardmetal 用法)
  • Modern Metal Cutting: A Practical Handbook(涉及刀具材料章节时常提到 hardmetal 刀片/刀具)
  • Tribology Handbook(在耐磨材料与摩擦学条目中常见 hardmetal 的讨论)
  • 期刊 International Journal of Refractory Metals and Hard Materials(硬质合金与难熔金属领域的重要期刊,文献中频繁使用 hardmetal)
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