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管線保溫層厚度_滄州五森管道有限公司
滄州五森管道有限公司
商務部電話：15931706007
管線保溫層厚度

 

TABLE 1
 
                                          THICKNESSES OF THERMAL INSULATION
FOR HEAT CONSERVATION (HC) & ELECTRIC TRACED (ET)
                                                          (mm)

NOMINAL PIPE BORE (ins)
Fluid temperatures in °C
30-100
101-149
150-200
Up to 1"
 
1½"
 
2"
 
2½"
 
3"
 
4"
 
6"
 
8"
 
10"
 
12"
 
14”
 
16”
 
Piping 18” & Above and Vessels       
 
Flat surfaces
25
 
25
 
25
 
25
 
40
 
40
 
40
 
40
 
40
 
50
 
50
 
50
 
50
 
 
 
50
25
 
25
 
30
 
30
 
40
 
40
 
40
 
40
 
40
 
50
 
50
 
50
 
50
 
 
 
65
 
 
 
 
40
 
40
 
40
 
40
 
40
 
40
 
50
 
65
 
65
 
65
 
65
 
65
 
75
 
 
 
75

 
 
 
 
 
 
TABLE 2
 
THICKNESSES OF THERMAL INSULATION
FOR PERSONNEL PROTECTION (PP)
(mm)

NOMINAL PIPE BORE (ins)
Fluid temperatures in °C.
55-100
101-149
150-200
Up to 1"
 
 1½"
 
2"
 
2½"
 
3"
 
4"
 
6"
 
8"
 
10"
 
12"
 
 
 
 
14" & larger, Vessels and Flat surfaces
25
 
25
 
25
 
25
 
25
 
40
 
40
 
40
 
40
 
40
 
 
 
 
 
 
 
50
 
 
 
 
25
 
25
 
25
 
40
 
40
 
40
 
40
 
40
 
40
 
40
 
 
 
 
 
 
 
50
 
 
 
40
 
40
 
40
 
40
 
40
 
40
 
40
 
40
 
40
 
40
 
 
 
 
 
 
 
50
 
 

 
 
Designed to meet an outer surface temperature of 67°C with ambient at 27°C.
                With Jacket emittance of 0.8, wind 0 Kmph
 
 
 
 
 
 
TABLE 3
 
THICKNESSES OF THERMAL INSULATION
FOR WINTERISATION (W)
 
 
 
NOMINAL PIPE BORE (ins)
THICKNESS (mm)
 
Up to 1"
 
1½"
 
2"
 
2½"
 
3"
 
4"
 
6"
 
8"
 
 
 
40
 
30
 
25
 
25
 
25
 
25
 
25
 
25
 
 
 
  
 
 
TABLE 4
 
THICKNESSES OF THERMAL INSULATION
FOR COLD FLUID INSULATION CC)
 
 
 
NOMINAL PIPE BORE (ins)
THICKNESS (mm)
 
Up to 1"
 
1½"
 
2"
 
3"
 
4"
 
6"
 
8"
 
 10”
 
 
40
 
50
 
50
 
50
 
50
 
50
 
50
 
50
 
 
Nb: Design Conditions
 
Fluid = -10 deg C
Ambient = 20 deg C
 
 
 

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