--- /dev/null
+Stainless steel\r
+nm\r
+NK\r
+250 1.1693 1.8375\r
+275 1.1708 2.0595\r
+300 1.2306 2.2325\r
+325 1.3016 2.4399\r
+350 1.3959 2.6387\r
+375 1.5082 2.8294\r
+400 1.6372 3.0019\r
+425 1.7806 3.1608\r
+450 1.9275 3.2906\r
+475 2.0764 3.3946\r
+500 2.2116 3.4829\r
+525 2.3367 3.5534\r
+550 2.4446 3.6134\r
+575 2.5566 3.6771\r
+600 2.6359 3.725\r
+625 2.7335 3.7834\r
+650 2.7949 3.8461\r
+675 2.8399 3.8893\r
+700 2.9328 3.9392\r
+725 2.9896 4.0259\r
+750 2.9928 4.0508\r
+775 3.0567 4.0824\r
+800 3.147 4.1848\r
+825 3.1824 4.2463\r
+850 3.2304 4.3162\r
+875 3.2586 4.393\r
+900 3.3228 4.4517\r
+925 3.3759 4.5186\r
+950 3.4054 4.5747\r
+975 3.4623 4.6624\r
+1000 3.5089 4.7402
\ No newline at end of file