9
Z 2243-2 : 2018 (ISO 6506-4 : 2014)
表2−ブリネル硬さ算出表(続き)
圧子の直径 試験力−直径係数
D 0.102F/D2
mm
10 5 2.5 1 30 15 10 5 2.5 1
くぼみの平均直径 ブリネル硬さ
d HBW
mm
5.40 2.700 1.350 0 0.540 121 60.3 40.2 20.1 10.1 4.02
5.41 2.705 1.352 5 0.541 120 60.1 40.0 20.0 10.0 4.00
5.42 2.710 1.355 0 0.542 120 59.8 39.9 19.9 9.97 3.99
5.43 2.715 1.357 5 0.543 119 59.6 39.7 19.9 9.93 3.97
5.44 2.720 1.360 0 0.544 119 59.3 39.6 19.8 9.89 3.96
5.45 2.725 1.362 5 0.545 118 59.1 39.4 19.7 9.85 3.94
5.46 2.730 1.365 0 0.546 118 58.9 39.2 19.6 9.81 3.92
5.47 2.735 1.367 5 0.547 117 58.6 39.1 19.5 9.77 3.91
5.48 2.740 1.370 0 0.548 117 58.4 38.9 19.5 9.73 3.89
5.49 2.745 1.372 5 0.549 116 58.2 38.8 19.4 9.69 3.88
5.50 2.750 1.375 0 0.550 116 57.9 38.6 19.3 9.66 3.86
5.51 2.755 1.377 5 0.551 115 57.7 38.5 19.2 9.62 3.85
5.52 2.760 1.380 0 0.552 115 57.5 38.3 19.2 9.58 3.83
5.53 2.765 1.382 5 0.553 114 57.2 38.2 19.1 9.54 3.82
5.54 2.770 1.385 0 0.554 114 57.0 38.0 19.0 9.50 3.80
5.55 2.775 1.387 5 0.555 114 56.8 37.9 18.9 9.47 3.79
5.56 2.780 1.390 0 0.556 113 56.6 37.7 18.9 9.43 3.77
5.57 2.785 1.392 5 0.557 113 56.3 37.6 18.8 9.39 3.76
5.58 2.790 1.395 0 0.558 112 56.1 37.4 18.7 9.35 3.74
5.59 2.795 1.397 5 0.559 112 55.9 37.3 18.6 9.32 3.73
5.60 2.800 1.400 0 0.560 111 55.7 37.1 18.6 9.28 3.71
5.61 2.805 1.402 5 0.561 111 55.5 37.0 18.5 9.24 3.70
5.62 2.810 1.405 0 0.562 110 55.2 36.8 18.4 9.21 3.68
5.63 2.815 1.407 5 0.563 110 55.0 36.7 18.3 9.17 3.67
5.64 2.820 1.410 0 0.564 110 54.8 36.5 18.3 9.14 3.65
5.65 2.825 1.412 5 0.565 109 54.6 36.4 18.2 9.10 3.64
5.66 2.830 1.415 0 0.566 109 54.4 36.3 18.1 9.06 3.63
5.67 2.835 1.417 5 0.567 108 54.2 36.1 18.1 9.03 3.61
5.68 2.840 1.420 0 0.568 108 54.0 36.0 18.0 8.99 3.60
5.69 2.845 1.422 5 0.569 107 53.7 35.8 17.9 8.96 3.58
5.70 2.850 1.425 0 0.570 107 53.5 35.7 17.8 8.92 3.57
5.71 2.855 1.427 5 0.571 107 53.3 35.6 17.8 8.89 3.56
5.72 2.860 1.430 0 0.572 106 53.1 35.4 17.7 8.85 3.54
5.73 2.865 1.432 5 0.573 106 52.9 35.3 17.6 8.82 3.53
5.74 2.870 1.435 0 0.574 105 52.7 35.1 17.6 8.79 3.51
5.75 2.875 1.437 5 0.575 105 52.5 35.0 17.5 8.75 3.50
5.76 2.880 1.440 0 0.576 105 52.3 34.9 17.4 8.72 3.49
5.77 2.885 1.442 5 0.577 104 52.1 34.7 17.4 8.68 3.47
5.78 2.890 1.445 0 0.578 104 51.9 34.6 17.3 8.65 3.46
5.79 2.895 1.447 5 0.579 103 51.7 34.5 17.2 8.62 3.45
5.80 2.900 1.450 0 0.580 103 51.5 34.3 17.2 8.59 3.43
5.81 2.905 1.452 5 0.581 103 51.3 34.2 17.1 8.55 3.42
5.82 2.910 1.455 0 0.582 102 51.1 34.1 17.0 8.52 3.41
――――― [JIS Z 2243-2 pdf 11] ―――――
10
Z 2243-2 : 2018 (ISO 6506-4 : 2014)
表2−ブリネル硬さ算出表(続き)
圧子の直径 試験力−直径係数
D 0.102F/D2
mm
10 5 2.5 1 30 15 10 5 2.5 1
くぼみの平均直径 ブリネル硬さ
d HBW
mm
5.83 2.915 1.457 5 0.583 102 50.9 33.9 17.0 8.49 3.39
5.84 2.920 1.460 0 0.584 101 50.7 33.8 16.9 8.45 3.38
5.85 2.925 1.462 5 0.585 101 50.5 33.7 16.8 8.42 3.37
5.86 2.930 1.465 0 0.586 101 50.3 33.6 16.8 8.39 3.36
5.87 2.935 1.467 5 0.587 100 50.2 33.4 16.7 8.36 3.34
5.88 2.940 1.470 0 0.588 99.9 50.0 33.3 16.7 8.33 3.33
5.89 2.945 1.472 5 0.589 99.5 49.8 33.2 16.6 8.30 3.32
5.90 2.950 1.475 0 0.590 99.2 49.6 33.1 16.5 8.26 3.31
5.91 2.955 1.477 5 0.591 98.8 49.4 32.9 16.5 8.23 3.29
5.92 2.960 1.480 0 0.592 98.4 49.2 32.8 16.4 8.20 3.28
5.93 2.965 1.482 5 0.593 98.0 49.0 32.7 16.3 8.17 3.27
5.94 2.970 1.485 0 0.594 97.7 48.8 32.6 16.3 8.14 3.26
5.95 2.975 1.487 5 0.595 97.3 48.7 32.4 16.2 8.11 3.24
5.96 2.980 1.490 0 0.596 96.9 48.5 32.3 16.2 8.08 3.23
5.97 2.985 1.492 5 0.597 96.6 48.3 32.2 16.1 8.05 3.22
5.98 2.990 1.495 0 0.598 96.2 48.1 32.1 16.0 8.02 3.21
5.99 2.995 1.497 5 0.599 95.9 47.9 32.0 16.0 7.99 3.20
6.00 3.000 1.500 0 0.600 95.5 47.7 31.8 15.9 7.96 3.18
参考文献 JIS Z 2243-1 ブリネル硬さ試験−第1部 : 試験方法
JIS Z 2243-2:2018の引用国際規格 ISO 一覧
- ISO 6506-4:2014(IDT)