Steriflow Mark 90 Series User Manual
Page 2
M
ark
90 S
erieS
C
avity
-F
illed
B
all
v
alveS
M
aterIal
s
pecIFIcatIons
5
15
Size,
NPS
Body Pressure
Rating
Valve Name Plate Pressure
Rating, PSI
Clamp End
1
Tube End
1
1/2"
1000
500
1000
3/4"
1000
500
1000
1"
1000
500
1000
1-1/2"
1000
500
1000
2"
1000
450
950
2-1/2"
1000
400
50
3"
1000
350
625
4"
1000
300
600
14
13
19
12
18
17
11
5
7
6
4
3
2
9
8
16
L1
ØD
ØD1
M
L2
15
14
13
19
12
18
17
11
5
7
6
4
3
2
9
8
16
ØD
1
10
1
10
V
alVe
n
aMe
p
late
r
atIng
1
Clamp end name plate pressure rating is based on Tri-Clover A13MHM
Tri-Clamp (hinged 2-segment clamp with wing nut)
2
Tube end name plate pressure rating is the lesser of the body rating or
the tube end rating calculated with ANSI B31.3 using Sy-20ksi
Y=0.4 and E=0.8
No.
Part
Material
Qty
1
Body
CF8M
1
2
Cap
CF8M
2
3
Ball
316
1
4
Seat
PTFE
2
5
Stem
AISI 316
1
6
Thrust Washer
PTFE
1
7
Stem Packing
PTFE
2
8
Bolt
AISI 304
4 - 6
9
Hex Nut
AISI 304
4 - 12
10
Bolt Washer
AISI 304
4 - 12
11
Gland
AISI 304
1
12
Lock Washer
AISI 304
1
13
Stem Nut
AISI 304
2
14
Locking Handle
AISI 304
1
15
Handle Cover
Vinyl
1
16
Body Seal
PTFE
2
17
Disc Spring
AISI 304
2
18
Stop Pin
AISI 304
1
19
Hex Cap Screw
AISI 304
1
20
Name Plate
SST
1
Size
Operating Torque
in-lbs (Nm)
Cv (Kv)
Weight
Lb (Kg)
1/2"
89 (10)
8 (6,9)
1.6 (0,73)
3/4"
142 (16)
30 (26)
1.8 (0,82)
1"
177 (20)
65 (56)
2.8 (1,27)
1-1/2"
310 (35)
190 (163)
5.4 (2,45)
2"
443 (50)
435 (374)
8.1 (3,67)
2-1/2"
752 (85)
720 (619) 18.9 (8,57)
3"
974 (110)
1120 (963) 26.5 (12,0)
4"
1195 (135)
2100 (1806)
–
t
echnIcal
s
pecIFIcatIons
p
ressure
– t
eMperature
c
hart
1100
1000
800
600
400
200
0
0
100
200
300
400
500
Chart shows body rating.
Clamp or tube end rating
may lower allowable
pressure & temperature
values from those shown.
Temperature, °F
Pressure, psi
20-88001
20-88001
-2-