hotworkとは 意味・読み方・使い方

名詞

hot work (uncountable)

1. (metallurgy) Any of several plastic deformations of metal (or other material) at relatively high temperatures.
   • 2008, Flake C. Campbell, Elements of Metallurgy and Engineering Alloys, page 420:

     Although tungsten hot work steels can be air hardened, they are usually quenched in oil or hot salt to minimize scaling.

2. Any type of work, such as welding, soldering, or glassblowing, that causes of a potential fire hazard because it causes sparks or flames.
   • 1994, John F. Rekus, Complete Confined Spaces Handbook, page 304:

     Hot work presents two significant hazards. First, open flames, flying sparks and hot surfaces can ignite flammable gases and vapors. Second, hot work may produce toxic flames and gases.

   • 2018, Frank R. Spellman, Kathern D. Welsh, Safe Work Practices for Wastewater Treatment Plants, page 151:

     Many organizations use a permit procedure for all hot work, except that involving normal operations or processes.

参考

• cold work
• cold forming

参照

• hot work on Wikipedia.Wikipedia
• “hot work”, in OneLook Dictionary Search.