TABLE 1-2. PRESSURE RATING, PSIG (MPa)
Flange
Class
Flange
Material
Maximum Temperature
100
o
F
(38
o
C)
175
o
F
(80
o
C)
190
o
F
(88
o
C)
266
o
F
(130
o
C)
356
o
F
(180
o
C)
Pressure PSIG (MPa)
ANSI
150
Carbon Steel
285 (1.96)
260 (1.79)
255 (1.76)
235 (1.62)
215 (1.48)
304 SST
275 (1.90)
245 (1.69)
240 (1.76)
215 (1.48)
190 (1.31)
ANSI
300
Carbon Steel
740 (5.10)
690 (4.76)
680 (4.69)
660 (4.55)
640 (4.41)
304 SST
720 (4.96) 630 (4.34)
615 (4.24)
555 (3.83)
495 (3.41)
DIN
PN10
Carbon Steel
145 (1.00)
145 (1.00)
145 (1.00)
145 (1.00)
145 (1.00)
304 SST
140 (0.97) 137 (0.94)
137 (0.94)
133 (0.92)
128 (0.88)
DIN
PN16
Carbon Steel
232 (1.60)
232 (1.60)
232 (1.60)
232 (1.60)
232 (1.60)
304 SST
224 (1.54)
219 (1.51)
218 (1.50)
212 (1.46)
205 (1.41)
DIN
PN25
Carbon Steel
362 (2.50)
362 (2.50)
362 (2.50)
362 (2.50)
362 (2.50)
304 SST
352 (2.43)
331 (2.28)
327 (2.25)
304 (2.10)
280 (1.93)
DIN
PN40
Carbon Steel
580 (4.00)
580 (4.00)
580 (4.00)
580 (4.00)
580 (4.00)
304 SST
564 (3.89)
530 (3.65)
525 (3.62)
488 (3.36)
449 (3.10)
TABLE 1-3. VACUUM LIMIT
Meter Size
Liner
Material
Temperature
68
o
F
(20
o
C)
212
o
F
(100
o
C)
266
o
F
(130
o
C)
356
o
F
(180
o
C)
1- 4 in
(15-100 mm)
TEFLON/
TEFZEL
Full Vacuum To 266
o
F (130
o
C)
6.7 psia
6 - 12 in
(150-300 mm)
TEFLON/
TEFZEL
3.9 psia
5.8 psia
6.7 psia
8.7 psia
All
Neoprene/
Polyurethane
Full Vacuum To 190
o
F (88
o
C)
All
Hard Rubber/
Soft Rubber
Full Vacuum To 175
o
F (80
o
C)
1- 4 in
(15-100 mm)
LINATEX
Full Vacuum To 175
o
F (80
o
C)
6 - 12 in
(150-300 mm)
LINATEX
3.9 psia
5.8 psia To 175
o
F (80
o
C)
10DS3111E INSTRUCTION MANUAL
1-7
