Spirax Sarco CA44, Installation And Maintenance Instructions Manual

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IM-P148-37
ST Issue 3 6
2.2 CA44 and CA44S - Carbon steel
Sizes and pipe connections
CA44
DN15 and DN20 flanged
CA44S
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.
DN15, DN20, DN25, DN40 and DN50 flanged
Standard flanges are EN 1092 PN40 with DIN face-to-face dimensions and BS 1560 class
ASME 150, ASME 300 and JIS / KS 20K with extended face-to-face dimensions.
On request ASME 150 and ASME 300 flanges with drilled and tapped bolt holes with
DIN face-to-face dimensions can be provided. PN and JIS / KS flanges will be provided with
BSP balance line and ASME flanges with an NPT balance line.
Limiting conditions
Maximum body design conditions PN40
PMA - Maximum allowable pressure 40 bar g (580 psi g)
TMA - Maximum allowable temperature 400 ° C (752 ° F)
PMO - Maximum operating pressure 40 bar g (580 psi g)
TMO - Maximum operating temperature 400 ° C (752 ° F)
 PMX - Maximum differential pressure 32 bar g (464 psi g)
0 ° C (32 ° F)
Minimum operating temperature Screwed 60 bar g (870 psi g)
Socket weld 60 bar g (870 psi g)
PN40 60 bar g (870 psi g)
Designed for a maximum
ASME 300 60 bar g (870 psi g)
cold hydraulic test pressure of:
ASME 150 30 bar g (435 psi g)
JIS / KS 20K 60 bar g (870 psi g)
Fig. 1
CA44 and CA44S
DN15 and DN20
DIN flange
Fig. 2
CA44S
DN40 and DN50
DIN flange