Ni-hard
Noun: 1. A type of abrasion-resistant cast iron: Ni-hard is a specific grade of cast iron alloyed with nickel. The addition of nickel significantly increases the material's hardness and its resistance to wear, abrasion, and impact.
Ni-hard is a technical, material science term. It is used as a mass noun to refer to the alloy itself, not individual items. * It is commonly used in industrial, manufacturing, and engineering contexts. * It typically functions as the subject or object of a sentence.
- Subject:
- Object:
- With a modifier:
- The term is frequently part of a material specification or standard (e.g., ASTM A532, which classifies abrasion-resistant cast irons, includes ni-hard grades).
- It can be used attributively (like an adjective) to describe components made from the alloy: , , .
- Ni-Hard®: The term is sometimes treated as a registered trademark, depending on the context and region.
- Abrasion-resistant cast iron: A broader descriptive category that includes ni-hard.
- White iron: The microstructural family of cast irons to which ni-hard belongs, characterized by its extreme hardness and brittleness.
- Alloy cast iron: The general category for cast irons containing significant amounts of alloying elements like nickel, chromium, or molybdenum.
- Nickel-chromium white iron
- Abrasion-resistant white cast iron
This word has a single, specific technical meaning. It does not have idiomatic uses or phrasal verbs. Its usage is confined to fields dealing with metallurgy, mechanical engineering, and heavy industry.
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cast iron to which nickel has been added to make it resist abrasion
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