q235的热传导率谁能告诉一下?

Q235为低碳钢,相当于ASME以下数据
T(deg.C) W/mK
20 60.402477
38 60.056331
50 59.190966
65 58.325601
95 57.11409
120 55.902579
150 54.691068
175 53.479557
205 52.094973
230 50.883462
260 49.671951
290 48.46044
315 47.248929
345 46.037418
370 44.99898
400 43.787469
425 42.575958
455 41.191374
480 39.979863
495 38.768352
510 37.383768
540 36.172257
565 34.787673
595 33.576162
620 32.191578
650 30.980067
675 29.768556
980 28.730118
1040 27.69168
1095 26.826315