main element of high speed steel option a) tungsten b )chromium c) vanadium d) Nikel

main element of high speed steel option a) tungsten b )chromium c) vanadium d) Nikel

  • Lob
  • 15 Jul
  • 1654 Views
  • 13 Answers
Your Answer

18 tungustan 2 chromium 1 venedium

3

  • 18%tungsten 4%chromium 1%venadium

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