Temperature T , in °C factor A factor B , in MPa 40 0.00001 0.534 40 0.00128 68.4 40 0.0015 76.1 40 0.002 89.4 40 0.003 103 40 0.005 115 40 0.008 123 40 0.01 125 40 0.02 130 40 0.06 138 40 0.1 138 95 0.00001 0.517 95 0.00123 63.6 95 0.0015 70.3 95 0.002 77.9 95 0.004 92.4 95 0.007 102 95 0.01 107 95 0.02 112 95 0.04 116 95 0.1 116 205 0.00001 0.483 205 0.000685 33.1 205 0.001 41 205 0.002 49.6 205 0.004 59.7 205 0.006 64.6 205 0.009 66.4 205 0.01 67.2 205 0.013 67.6 205 0.1 67.6 315 0.00001 0.434 315 0.000641 27.9 315 0.000685 29.5 315 0.0008 31.7 315 0.001 33.1 315 0.002 34.4 315 0.003 35.5 315 0.005 36.5 315 0.008 37.2 315 0.01 37.9 315 0.015 38.6 315 0.018 39 315 0.1 39.3