Local regulations may restrict the use of this product to below the conditions quoted.
In the interests of development and improvement of the product, we reserve the right to change the specification without notice.
© Copyright 2015
ST Issue 4
The CA44S is a carbon steel ball float air and gas trap with a
stainless steel valve cone and has horizontal screwed or socket weld
connections. The cover will be drilled and tapped 1⁄2" BSP or NPT
(socket weld also available) for the purpose of fitting
a balance line. Body and cover castings are produced by a TÜV
approved foundry.
Standards
This product fully complies with the requirements of the European
Pressure Equipment Directive 97/33/EC and carries the
mark
when so required.
Certification
This product is available with certification to EN 10204 3.1.
Note: All certification/inspection requirements must be stated at
the time of order placement.
1" Screwed BSP or NPT with BSP or NPT balance line.
1" Socket weld BS 3799 class 3000 with NPT or
Socket weld balance line.
400
300
200
100
0
0
10
20
30
40
Pressure bar g
This product must not be used in this region.
2 1
3 16
8 + 9
4
1514 17 657
Material
Carbon steel
Steel
Steel
Reinforced exfoliated graphite
Body design conditions
PMA Maximum allowable pressure
TMA Maximum allowable temperature
Minimum allowable temperature
PMO Maximum operating pressure
TMO Maximum operating temperature
Minimum operating temperature
PN40
40 bar g @ 120°C
400°C @ 20 bar g
-10°C
40 bar g @ 120°C
400°C @ 20 bar g
0°C
No. Part
1 Body
2
Cover studs
Cover nuts
3 Cover gasket
4 Cover
5 Valve seat
6 Valve seat gasket
7
Pivot frame assembly
set screws
8 Ball float and lever
9 Valve cone CA44S*
14 Support frame
15 Pivot frame
16 Pivot
17 Erosion deflector
Note: The valve cone in the
ball float and lever.
DIN 17245 GS-C25N
DN 17240 21 Cr Mo V57
EN 10269 25 Cr Mo 4
DPMX Maximum differential pressure bar, depending on the
specific gravity of the liquid being drained:
Carbon steel
Stainless steel
Stainless steel
Stainless steel
Stainless steel
Stainless steel
Stainless steel
Stainless steel
Stainless steel
Stainless steel
DIN 17245 GS-C25N
BS 970 431 S29
BS 1449 304 S11
BS 4183 18/8
BS 1449 304 S16
BS 1449 304 S16
BS 1449 304 S16
Specific gravity
CA44S - 4.5
CA44S - 10
CA44S - 14
CA44S - 21
CA44S - 32
1.0
0.9
0.8 0.7
4.5
4.5
4.5
3.4
10.0
9.5
6.8
5.5
14.0
14.0 11.0
8.0
21.0
19.0 15.0 10.0
32.0
30.0 23.0 16.5
DPMN Minimum differential pressure
Designed for a maximum cold hydraulic
Min. 0.6
2.0
3.4
5.0
6.5
10.0
0.1 bar
test pressure of 60 bar g
*
BS 970 431 S29
CA44S is permanently attached to the
Page 1 of 3
T
e
m
p
e
r
a
t
u
r
e
°
C