521.5 W/m²·K to BTU/hr·ft²·°F

521.5 W/m²·K = 91.8415 BTU/hr·ft²·°F

W/m²·KBTU/hr·ft²·°F
506.5 W/m²·K89.1999
511.5 W/m²·K90.0804
516.5 W/m²·K90.961
521.591.8415
526.5 W/m²·K92.7221
531.5 W/m²·K93.6026
536.5 W/m²·K94.4832

521.5 W/m²·K = 91.8415 BTU/hr·ft²·°F

Formula

1 W/(m²·K) = 0.176110 BTU/(hr·ft²·°F) · 1 BTU/(hr·ft²·°F) = 5.67826 W/(m²·K)