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Bandes et feuilles de précision laminées à froid

Equivalence dureté - résistance

Le tableau suivant permet de faire en première approximation et sous réserve, l'équivalence entre la dureté en Vickers, en Rockwell C et la résistance mécanique, Rm (N/mm2).

RmHvHRCRmHvHRCRm HvHRC
 (N/mm2) (N/mm2) (N/mm2)
30089.7-1100337.234.21900584.654.4
32597.4-1125344.935.01925592.454.8
350105.2-1150352.635.81950600.155.2
375112.9-1175360.436.61975607.855.6
400120.6-1200368.137.52000615.656.1
425128.4-1225375.838.22025623.356.6
450136.1-1250383.639.12050631.057.2
475143.8-1275391.340.02075638.857.3
500151.6-1300399.040.82100646.557.6
525159.3-1325406.841.32125654.257.8
550167.0-1350414.542.22150662.058.1
575174.8-1375422.242.92175669.758.5
600182.5-1400430.043.62200677.458.9
625190.2-1425437.744.22225685.259.3
650198.0-1450445.444.92250692.959.7
675205.7-1475453.245.62275700.660.1
700213.4-1500460.946.22300708.460.4
725221.2-1525468.646.82325716.160.7
750228.9-1550476.447.32350723.861.0
775236.6-1575484.148.02375731.661.3
800244.421.31600491.848.72400739.361.7
825252.123.01625499.649.12425747.062.0
850259.824.01650507.349.32450754.862.3
875267.624.91675515.050.02475762.562.6
900275.326.41700522.850.82500770.262.8
925283.027.61725530.551.22525778.063.0
950290.828.61750538.251.62550785.763.3
975298.529.51775546.052.22575793.463.6
1000306.230.61800553.752.82600801.264.0
1025314.031.61825561.453.22625808.964.3
1050321.732.31850569.253.72650816.664.6
1075329.433.21875576.954.12675824.464.9
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