Ratings, psi (bar) – Steriflow Mark 978INLINE Series User Manual
Page 2
M
ark
978 S
anitary
G
lobe
-S
tyle
C
ontrol
V
alVeS
- J
orlon
D
iaphraGM
S
eal
s
peciFications
– J
orlon
D
iaphragm
Sizes
• Angle Body: 1/2" (DN15) through 3" (DN80)
• InLine Series: 1" (DN25) through 2" (DN50)
Body/Bonnet Connection:
bolted flange
Body/Bonnet Seal:
valve diaphragm serves as body/
bonnet seal
Body Material:
ASTM A479 316L SST Barstock
Stem Material:
ASTM A479 316L SST Barstock
Bonnet Material:
ASTM A479 316L SST Barstock
Diaphragm
Jorlon (1/2" – 3")
• FDA/USP Class VI to +340°F (171°C)
Stem Bushing:
FDA PEEK (no process contact)
Actuators
Pneumatic
• 1/2" – 1" (DN15 – DN25); 35M & 55M: Steel,
baked corrosion resistant coating
• 1-1/2" – 2" (DN40 – DN50); 55M & 85M: Steel,
baked corrosion resistant coating
• 3" (DN80); 85M: Steel, baked corrosion resistant
coating
Soft Seat Option ((Cv ≥ 3.5 only)
• PTFE FDA/USP Class VI to 252°F (122°C) con-
tinuous or 275°F (135°C) in intermittent (<15 min
over 1 hour)
• PEEK FDA/USP Class VI to 350°F (177°C)
Cv (Kv) Ratings
Size
Linear
Equal Percentage
1/2"
0.2 / 0.5 / 1.0 (0,17 / 0,43 / 0,86)
3/4"
1.0 \ 2.0 \ 3.5 \ 5.0 (0,86 \ 1,72 \ 3,01 \ 4,30)
1"
3.5 \ 5.0 (3,01 \ 4,30)
7.5 \ 15 (6,45 \ 12,90)
7.5 (6,45)
1-1/2"
5.0 \ 10 \ 15 \ 20.0 (4,30 \ 8,60 \ 12,90 \ 17,20)
30 (25,80)
2"
10 \ 15 \ 20 \ 30 (8,60 \ 12,90 \ 17,20 \ 25,8)
40, 60 (34,4 \ 52)
3"
75\100\125 (65\86\108)
60\80\100 (52\69\86)
m
aximum
∆ Ratings, PSI (BAR)
-2-
Electric
• Contact factory
Shutoff
• Standard: ANSI Class III with metal seat
• Optional: ANSI Class VI with soft seat (Cv > 3.5
only)
Ranges:
3-15, 6-30, 3-9*, or 9-15* psi (0,2-1,0; 04-2,0;
0,2-0,6; or 0,6-1,0 bar) (* positioner required);
Maximum Pressure @ 100°F (38°C)
• Jorlon (1/2" – 3"): 150 psi (10,3 bar)
Maximum Pressure/Temperature Rating
• Jorlon (1/2" – 3"): 100 psi @ +340°F (6,9 bar @
+171°C)
Flow Characteristics:
Linear, equal percentage, or
quick opening (consult factory for quick opening's Cvs)
Cv (Kv) Ratings (Diaphragm)
Valve
Size
Valve Cv
Actuator
Size
ATO 3-15
ATO 6-30 or with
positioner @ 40 psi
ATC 3-15 or with
positioner @ 20 psi ATC 6-30 @ 40 psi
1/2"*
0.2 / 0.5 / 1.0
35M/55M
150 (10,3)
150 (10,3)
150 (10,3)
150 (10,3)
3/4"*
1 / 2 / 3.5 / 5
35M/55M
150 (10,3)
150 (10,3)
150 (10,3)
150 (10,3)
1"*
3.5 / 5
35M
150 (10,3)
150 (10,3)
150 (10,3)
150 (10,3)
1"*
3.5 / 5
55M
150 (10,3)
150 (10,3)
150 (10,3)
150 (10,3)
1"*
7.5 / 15
35M
75 (5,2)
120 (8,3)
75 (5,2)
150 (10,3)
1"*
7.5 / 15
55M
150 (10,3)
150 (10,3)
150 (10,3)
150 (10,3)
1-1/2"**
5 / 10 / 15
55M
N/A
126 (8,7)
150 (10,3)
150 (10,3)
1-1/2"**
5 / 10 / 15
85M
N/A
150 (10,3)
150 (10,3)
150 (10,3)
1-1/2"**
20 / 30
55M
N/A
97 (6,7)
150 (10,3)
150 (10,3)
1-1/2"**
20 / 30
85M
N/A
150 (10,3)
150 (10,3)
150 (10,3)
2"**
10/15/20/30/40/60
55M
N/A
34 (2,3)
111 (7,7)
111 (7,7)
2"**
10/15/20/30/40/60
85M
N/A
111 (7,7)
150 (10,3)
150 (10,3)
3"**
60/75/80/100/125
85M
N/A
100 (6,9)
100 (6,9)
100 (6,9)
Note: 1-1/2", 2" & 3" require positioner supplied by Steriflow or customer. 3" actuator is bench set @ 11 - 30 psi
* 1/2" - 1" may be sold with I/P instead of positioners
** 1/2" – 2" with postioner ATO actuator is bench set @ 6-30 psi/ ATC actuator is bench set @ 3-15 psi.