646.5 W/m²·K to BTU/hr·ft²·°F

646.5 W/m²·K = 113.8553 BTU/hr·ft²·°F

W/m²·KBTU/hr·ft²·°F
631.5 W/m²·K111.2136
636.5 W/m²·K112.0942
641.5 W/m²·K112.9747
646.5113.8553
651.5 W/m²·K114.7359
656.5 W/m²·K115.6164
661.5 W/m²·K116.497

646.5 W/m²·K = 113.8553 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)