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panels thickness (mm) | temperature gap between internal- external environment | height of wall panel (max) | roof length (max) | applicable temperature for cold room (℃) | ||||
mm | ℃ | m | m | 25 20 15 10 5 0 -5 -10 -15 -20 -25 -30 -40 -45 -50 -55 | ||||
50 | 30 | 3.5 | 2.4 | |||||
75 | 40 | 4.5 | 3.8 | |||||
100 | 50 | 5 | 4.5 | |||||
120 | 60 | 5.5 | 6 | |||||
150 | 70 | 6 | 6.5 | |||||
200 | 90 | 7 | 7.6 | |||||
㎡: if there is pressure gap between internal-external environment without wind load, over-length or wind-load need to set steel wall beam. | ||||||||
tips: the data above is figured out according to 8-10 W / ㎡ heat flux. |