管线保温层厚度_沧州五森管道有限公司

管线保温层厚度

TABLE 1

THICKNESSES OF THERMAL INSULATION

FOR HEAT CONSERVATION (HC) & ELECTRIC TRACED (ET)

(mm)

NOMINAL PIPE BORE (ins)	Fluid temperatures in °C
NOMINAL PIPE BORE (ins)	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.
NOMINAL PIPE BORE (ins)	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