{"id":47416,"date":"2025-01-21T10:00:43","date_gmt":"2025-01-21T09:00:43","guid":{"rendered":"https:\/\/www.bonomiacciai.it\/din-17007\/"},"modified":"2025-05-22T13:27:57","modified_gmt":"2025-05-22T11:27:57","slug":"din-17007","status":"publish","type":"post","link":"https:\/\/www.bonomiacciai.it\/en\/din-17007\/","title":{"rendered":"Alloying Elements: DIN 17007 Designation"},"content":{"rendered":"
[vc_row][vc_column][vc_column_text css=””]The DIN 17007 standard<\/strong> provides a unique system for designating steels<\/strong>, using a 5-digit (7-figure) numerical code<\/strong>. This system allows for precise identification of the characteristics of special steels<\/strong>, including the material type, alloying elements, production process, and applied treatments.[\/vc_column_text][\/vc_column][\/vc_row][vc_row][vc_column width=”1\/6″][\/vc_column][vc_column width=”2\/3″][vc_single_image image=”45123″ add_caption=”yes” onclick=”img_link_large” css=””][\/vc_column][vc_column width=”1\/6″][\/vc_column][\/vc_row][vc_row][vc_column]
<\/div>[\/vc_column][\/vc_row][vc_row][vc_column][vc_custom_heading text=”DIN 17007 Designation Structure” use_theme_fonts=”yes” css=””][vc_empty_space height=”16px”][vc_column_text css=””]The code is made up of 5 numbers, each of which has a specific meaning:[\/vc_column_text][vc_empty_space height=”8px”][vc_column_text css=””]First position (1 digit): Type of material<\/strong>
\nIndicate the general category of the material:<\/p>\n
    \n
  • \n
      \n
    • 0:<\/strong> Cast iron and iron alloys<\/li>\n
    • 1:<\/strong> Steel<\/li>\n
    • 2:<\/strong> Heavy metals (excluding iron)<\/li>\n
    • 3:<\/strong> Light metals<\/li>\n
    • 4:<\/strong> Non-metallic materials<\/li>\n
    • 5:<\/strong> Non-metallic materials<\/li>\n
    • 6:<\/strong> Non-metallic materials<\/li>\n
    • 7:<\/strong> Non-metallic materials<\/li>\n
    • 8:<\/strong> Non-metallic materials<\/li>\n
    • 9:<\/strong> Reserved for internal use<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n[\/vc_column_text][vc_empty_space height=”8px”][vc_column_text css=””]Second Position (2 Digits): Alloying Elements<\/strong>
      \nDefines the presence and quantity of the main alloying elements according to the table.[\/vc_column_text][vc_empty_space height=”8px”][vc_row_inner][vc_column_inner][vc_single_image image=”45133″ add_caption=”yes” onclick=”img_link_large” css=””][\/vc_column_inner][\/vc_row_inner][vc_column_text css=””]Third Position (2 Digits): Sequential Number <\/strong>
      \nThis allows for distinguishing steels within the same group that have similar characteristics.[\/vc_column_text][vc_empty_space height=”8px”][vc_column_text css=””]Fourth Position (1 Digit): Production Process<\/strong>
      \nThis specifies the method used to produce the steel:<\/p>\n
        \n
      • \n
          \n
        • 0:<\/strong> Not determined or without particular importance<\/li>\n
        • 1:<\/strong> Rimmed steel produced in a Thomas converter<\/li>\n
        • 2:<\/strong> Killed steel produced in a Thomas converter<\/li>\n
        • 3:<\/strong> Rimmed steel produced in another furnace<\/li>\n
        • 4:<\/strong> Killed steel produced in another furnace<\/li>\n
        • 5:<\/strong> Rimmed steel produced in a Siemens-Martin furnace<\/li>\n
        • 6:<\/strong> Killed steel produced in a Siemens-Martin furnace<\/li>\n
        • 7:<\/strong> Rimmed steel with oxygen blowing<\/li>\n
        • 8:<\/strong> Killed steel with oxygen blowing<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n[\/vc_column_text][vc_empty_space height=”16px”][vc_column_text css=””]Fifth Position (1 Digit): Type of Treatment or Processing<\/strong>
          \nThis specifies any heat treatments or processing performed on the steel.[\/vc_column_text][\/vc_column][\/vc_row][vc_row][vc_column][vc_custom_heading text=”Example of designation.” use_theme_fonts=”yes” css=””][vc_empty_space height=”16px”][vc_single_image image=”45131″ css=””][vc_empty_space height=”8px”][vc_column_text css=””]\n
            \n
          • \n

            Let’s break down the code 1.2344.92<\/strong>:<\/p>\n

              \n
            • 1:<\/strong> Steel<\/strong><\/li>\n
            • 23:<\/strong> Steel group with Cr, Mo, V<\/strong> (Chromium, Molybdenum, Vanadium)<\/li>\n
            • 44:<\/strong> Sequential number<\/strong> to distinguish similar steels<\/li>\n
            • 9:<\/strong> Produced with an electric furnace<\/strong><\/li>\n
            • 2:<\/strong> Annealed<\/strong><\/li>\n<\/ul>\n<\/li>\n<\/ul>\n[\/vc_column_text][vc_empty_space height=”8px”][vc_column_text css=””]This system allows for a complete and detailed description of the properties and production processes of special steels.[\/vc_column_text][\/vc_column][\/vc_row][vc_row][vc_column]
              <\/div>[\/vc_column][\/vc_row][vc_row][vc_column][vc_custom_heading text=”Steel Designation according to DIN 17007: Conclusion” use_theme_fonts=”yes” css=””][vc_empty_space height=”16px”][vc_column_text css=””]The DIN 17007 steel designation system is an essential tool for precisely identifying and classifying materials. Thanks to this code, manufacturers and users can clearly communicate the technical specifications of steels, ensuring quality and traceability.<\/p>\n

              At Bonomi Acciai, as the Italian partner of Swiss Steel Group, we offer certified special steels that comply with the most rigorous regulations, guaranteeing quality, traceability, and reliability for applications in the most demanding industrial sectors.[\/vc_column_text][vc_empty_space height=”16px”][\/vc_column][\/vc_row][vc_row full_width=”stretch_row_content” css=”.vc_custom_1717678542423{background-color: #ebebeb !important;}” visibility=”hidden-phone”][vc_column]

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