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: Use material test reports or spectroscopy for both the base metal and the filler metal.
: Read the nearest "iso-ferrite" line to find the predicted FN. Key Benefits over Older Diagrams WRC diagram for standard analysis - MIGAL.CO wrc-1992 diagram calculator
Nieq=%Ni+35×%C+20×%N+0.25×%Cucap N i sub e q end-sub equals % cap N i plus 35 cross % cap C plus 20 cross % cap N plus 0.25 cross % cap C u : Use material test reports or spectroscopy for
The WRC-1992 diagram is a sophisticated metallurgical tool used primarily in the welding of stainless steels to predict the final microstructure of a weld metal. It serves as an advanced , replacing older models like the Schaeffler and DeLong diagrams by offering higher accuracy for modern alloys. Understanding the WRC-1992 Diagram It serves as an advanced , replacing older
) to determine the Ferrite Number (FN). This number is critical for preventing "hot cracking" in austenitic stainless steels and ensuring proper corrosion resistance in duplex steels. Calculation Formulas