Steam traps Bimetallic
8
Pressure/temperature limits (ISO 6552) continued
A
0 100 200 300 400 450
Flanged: JIS/KS 30K
Steam saturation curve
D
0
10
20
30
40
48
Pressure bar g
The product must not be used in this region or beyond the parameter of the PMA or TMA of the relative end connection. The product should not be used in this region as damage to the internals may occur.
Body design condition
JIS/KS 30K
PMA Maximum allowable pressure
48 bar g @ 0 °C
TMA Maximum allowable temperature
450 °C @ 22 bar g
Minimum allowable temperature
-10 °C
A - D
PMO Maximum operating pressure for saturated steam service
45 bar g @ 100 °C
TMO Maximum operating temperature
450 °C @ 22 bar g
Minimum operating temperature
0 °C
Designed for a maximum cold hydraulic test pressure of:
77 bar g
5.3.27
K v values Size
DN15 - ½"
DN20 - ¾"
DN25 - 1"
DN40 - 1½"
K v value
0.25
0.6
0.6
0.6
For conversion: C v (UK) = K v x 0.963 C v (US) = K v x 1.156
8.3 42
TI-P025-01 CMGT Issue 10
Page 4 of 7
SM45 Bimetallic Steam Trap
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