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Compressed air products
Isolation valves, drain traps and ancillaries
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 2013
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TI-P148-07
ST Issue 8
CA46S
Austenitic Stainless Steel
Air and Gas Trap DN40 and DN50
Description
The CA46S is an austenitic stainless steel ball float air and gas trap. It has a metal valve cone and is available with horizontal flanged
connections. The cover will be drilled and tapped 3⁄4" BSP or NPT for the purpose of fitting a balance line. Body and cover castings
are produced by a TÜV approved supplier in accordance with AD-Merkblatt WO/TRD100.
Standards
This product fully complies with the requirements of the European Pressure Equipment Directive 97/23/EC and carries the
mark
when so required.
Certification
The product is available with material certification to EN 10204 3.1. Note: All certification/inspection requirements must be stated at
the time of order placement.
Sizes and pipe connections
2 1
16
4
DN40andDN50
Standard flanges are:
EN 1092 PN40 with DIN face-to-face dimensions and
ASME 150, ASME 300 and JIS/KS 20K flanges with drilled and
tapped bolt holes with DIN face-to-face dimensions.
PN and JIS / KS flanges will be provided with BSP balance line and
ASME flanges with NPT balance line.
Pressure / temperature limits
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A- B Flanged EN 1092 PN40 and ASME 300.
A -C Flanged JIS / KS 20K.
D- D Flanged ASME 150.
Body design conditions
PMA Maximum allowable pressure
TMA Maximum allowable temperature
Minimum allowable temperature
PMO Maximum operating pressure
TMO Maximum operating temperature
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Pressure bar g
The product must not be used in this region.
DIN flange shown
Materials
No. Part
1
Body
2
Cover studs
Cover nuts
3
Cover gasket
4
Cover
5
Valve seat
6 5 7 3
Austenitic
stainless steel (316)
8
1.4408 / CF8M
PN40
40 bar g
400°C
-10°C
40 bar g
400°C
Minimum operating temperature for satisfactory operation is 0°C
Material
Austenitic stainless steel
A2.70
Austenitic stainless steel
A2.70
Austenitic
stainless steel
Austenitic
stainless steel
Stainless steel
Stainless steel
Stainless steel
Stainless steel
BS 1449 304 S16
1.4408 / CF8M
DPMX Maximum
differential pressure
The maximum
differential pressure
depends on the
specific gravity of
the liquid being
drained.
Specific gravity
(316)
BS 970 431 S29
Trap
1.0
CA46S-4.5 4.5
0.9 0.8
0.7
3.4
5.5
8.0
10.0
16.5
60
60
30
49
0.6
2.0
3.4
5.0
6.5
10.0
bar g
bar g
bar g
bar g
6
Mounting plate gasket
7
Pivot frame assembly
BS 1449 304 S11
BS 4183 18/8
BS 1449 304 S16
BS 1449 304 S16
BS 1449 304 S16
316L
BS 970 302 S25
BS 970 431 S29
CA46S-10
CA46S-14
CA46S-21
CA46S-32
4.5 4.5
10.0 9.5 6.8
14.0 14.0 11.0
21.0 19.0 15.0
32.0 30.0 23.0
PN40
ASME 300
ASME 150
JIS/KS 20K
set screws
8
Ball float and lever
* 9
Valve cone
14 Support frameStainless steel
Stainless steel
Designed for a maximum
cold hydraulic test pressure of:
15 Pivot frame
16 Pivot
18 Mounting plate
19 Mounting plate fasteners
DN40 bolts
DN50 studs and nuts
Stainless steel
Stainless steel
Stainless steel
Stainless steel
Stainless steel
Caution: The trap in its complete operational form must not be
subjected to a pressure of greater than 48 bar otherwise damage
to the internal mechanism may result.
* The valve cone is permanently attached to the ball float and lever.
Note: Parts 9, 14, 15, 18 and 19 are shown overleaf.
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