38 mm (1 1/2 in.)
ARMORED
THERMOMETER
SLOTTED CORK
100
90
80
70
60
50
40
30
20
15
10
8
6
5
4
3
6.4 mm (1/4 in.)
MIN.INSIDE
DIAMETER
25 mm (1 in.)
203 mm (8 in.)
TOLERANCE 3 mm (1/8 in.)
86 mm (3 3/8 in.)
INSIDE TOL. 8 mm (1/32 in.)
21 mm
(27/32 in.)
TOLERANCE 9.5 mm (3/8 in.)
MINIMUM
TOLERANCE
3 mm (1/8 in.)
Fig. 6 Weathering tube
Quality Control of Products in Petroleum Refining
671