Leading Suppliers Nationally for Steel Alloys, Plastic Mould Manufacture, American Specification

Certainly! Here is a list of leading national suppliers in the mentioned sectors in the United Kingdom in Markdown format:

Steel Alloys Suppliers:

  1. Tata Steel
  2. ArcelorMittal
  3. Thyssenkrupp
  4. Nippon Steel Corporation
  5. POSCO

Plastic Mould Manufacture Companies:

  1. Omega Plastics
  2. Amtek Plastics
  3. Denroy Plastics
  4. MGB Plastics
  5. Excel Plastics

American Specification Suppliers:

  1. Grainger
  2. Fastenal
  3. MSC Industrial Supply
  4. W.W. Grainger, Inc.
  5. McMaster-Carr

Please note that the landscape of leading companies may change over time due to market dynamics and industry developments.