Fig. 7 Minimum sensitization time from a time-temperature-sensitization diagram as a function of carbon content for a typical 300-series stainless steel alloy. Source: Ref 14 More

Fig. 7 Minimum sensitization time from a time-temperature-sensitization diagram as a function of carbon content for a typical 300-series stainless steel alloy. Source: Ref 15 More

Fig. 3.43 Microstructure of an AISI/SAE 316 stainless steel showing sensitization. Note the chromium carbides at the austenite grain boundaries. The steel was exposed to 675 °C (1250 °F) for 12 days. HCl/HNO 3 /H 2 O etch. 1000× More

Fig. 3.44 Microstructure of an AISI 316 stainless steel showing severe sensitization. Exposed to 730 °C (1350 °F) for two months. HCl/HNO 3 /H 2 O etch. 1000× More

Fig. 5.24 Illustration of sensitization for austenitic stainless steel (C > 0.02%). Source: Ref 5.26 More

Fig. 5.34 Schematic of sensitization. Source: Ref 40 . Reprinted with permission from McGraw-Hill More

Fig. 5.37 Time-temperature-sensitization diagrams for five 18Cr-9Ni austenitic stainless steels with different carbon contents. Source: Ref 42 . Reprinted with permission of John Wiley & Sons, Inc. More

Fig. 5.39 Time-temperature-sensitization curves for austenitic and ferritic stainless steels of equivalent chromium content. Source: Ref 46 More

Fig. 8 Time-temperature-sensitization curves for type 304 stainless steel in a mixture of CuSO 4 and H 2 SO 4 containing free copper. Curves show the times required for carbide precipitation in steels with various carbon contents. Carbides precipitate in the areas to the right of the various More

Fig. 6 Time-temperature-sensitization curves for type 304 stainless steel in a mixture of CuSO 4 and HSO 4 containing copper. Source: Ref 14 . Curves A and B indicate high and medium cooling rates, respectively. More

Fig. 4 Weld decay (sensitization) in austenitic stainless steel and methods for its prevention. Panels of four different 300-series stainless steels were joined by welding and exposed to hot HNO 3 + HF solution. The weld decay evident in the type 304 panel was prevented in the other panels More

Fig. 21 ASTM International sensitization test results showing ditching characteristics More

Fig. 1.21 Temperature/sensitization curves determined by electrochemical potentiokinetic reactivation (EPR) tests on type 304 stainless steel alloys with various carbon contents More

Fig. 15 Diagram of weld decay (sensitization) in an austenitic stainless steel weldment. Source: Ref 3 More

Fig. 5.3 Time-temperature-sensitization diagrams for various heats of alloy 800. The relative change of the magnetic susceptibility is reported below each point. The dotted lines define the conditions for chromium depletion. Source: Ref 5.9 More

Fig. 5.4 Time-temperature-sensitization diagram for alloy 825, annealed at 1205 °C (2200 °F) for 1 h prior to sensitizing treatment. Source: Ref 5.10 More

Fig. 10 Time-temperature-sensitization curves for type 304 stainless steel in a mixture of CuSO4 and H2SO4 containing free copper. Curves show the times required for carbide precipitation in steels with various carbon contents. Carbides precipitate in the areas to the right of the various More

Fig. 7.54 Time-temperature-sensitization curves for susceptibility to intergranular corrosion. Parameters are carbon concentrations in type 304-based stainless steels. Redrawn from Ref 83 More

Fig. 7.56 Time-temperature-sensitization curves for intergranular corrosion of type 347 stainless steel in boiling 65% nitric acid. mpy, mils per year. Source: Ref 85 More

Fig. 7.58 Time-temperature-sensitization curves for austenitic and ferritic stainless steels of equivalent chromium content. Redrawn from Ref 91 More