642.5 W/m²·K to BTU/hr·ft²·°F

642.5 W/m²·K = 113.1509 BTU/hr·ft²·°F

W/m²·KBTU/hr·ft²·°F
627.5 W/m²·K110.5092
632.5 W/m²·K111.3898
637.5 W/m²·K112.2703
642.5113.1509
647.5 W/m²·K114.0314
652.5 W/m²·K114.912
657.5 W/m²·K115.7925

642.5 W/m²·K = 113.1509 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)