ISO 16834:2025-02

Inhalt (en)

• Foreword
• Introduction
• Scope
• Normative references
• Terms and definitions
• Classification Unterkapitel anzeigen Unterkapitel ausblenden

  • General
  • Classification systems
• Symbols and requirements Unterkapitel anzeigen Unterkapitel ausblenden

  • Symbols for the product/process
  • Symbols for strength and elongation properties of all-weld metal Unterkapitel anzeigen Unterkapitel ausblenden

    • Classification by yield strength and 47 J impact energy – System A
    • Classification by tensile strength and 27 J impact energy – System B
  • Symbol for impact properties of all-weld metal Unterkapitel anzeigen Unterkapitel ausblenden

    • Classification by yield strength and 47 J impact energy – System A
    • Classification by tensile strength and 27 J impact energy – System B
  • Symbol for shielding gas
  • Symbol for the chemical composition of wire electrodes, wires and rods
  • Symbol for condition of post-weld heat treatment Unterkapitel anzeigen Unterkapitel ausblenden

    • Classification by yield strength and 47 J impact energy – System A
    • Classification by tensile strength and 27 J impact energy – System B
• Mechanical tests
• Preheating and interpass temperatures
• Welding conditions and pass sequence Unterkapitel anzeigen Unterkapitel ausblenden

  • General
  • Post-weld heat-treated condition Unterkapitel anzeigen Unterkapitel ausblenden

    • Classification by yield strength and 47 J impact energy – System A
    • Classification by tensile strength and 27 J impact energy – System B
• Chemical analysis
• Rounding procedure
• Retest
• Technical delivery conditions
• Examples of designation Unterkapitel anzeigen Unterkapitel ausblenden

  • General
  • Example 1 – Classification by yield strength and 47 J impact energy – System A
  • Example 2 - Classification by tensile strength and 27 J impact energy – System B
  • Example 3 – Classification by yield strength and 47 J impact energy – System A
  • Example 4 - Classification by tensile strength and 27 J impact energy – System B
  • Example 5 - Classification by yield strength and 47 J impact energy – System A
  • Example 6 – Classification by tensile strength and 27 J impact energy – System B
• Description of composition designations for electrodes in the classification system based upon tensile strength and average impact energy of 27 J – System B (informative) Unterkapitel anzeigen Unterkapitel ausblenden

  • XMX type
  • NXMX type
  • NXCXMX type
  • Other types
• Bibliography