Steam traps

Thermodynamic

5.7.23

Steam

saturation

curve

C

Steam

saturation

curve

B

Pressure / temperature limits (ISO 6552) - Screwed and Socket weld

Screwed

Socket weld

425

400

300

200

100

0

0

20

40

60

80

100

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.

Screwed

Socket weld

Body design condition

PMA Maximum allowable pressure

TMA Maximum allowable temperature

Minimum allowable temperature

PMO Maximum operating pressure

TMO Maximum operating temperature

Minimum operating temperature

Minimum operating pressure

Maximum operating backpressure

Designed for a maximum cold hydraulic test pressure of:

PN100 and ASME Class 600

100 bar g @ 50 °C

425 °C @ 57.5 bar g

-29 °C

46 bar g @ 425 °C

425 °C @ 46 bar g

0 °C

1.5 bar g

80% of upstream pressure

150 bar g

Pressure / temperature limits (ISO 6552) - Flanged EN 1092

400

A

C

B

100

0

0

20

40

60

80

100

Pressure bar g

300

PN40

200

Flanged:

PN100

The product must not be used in this region or beyond the parameter of the PMA or TMA of the relative end connection.

A-B-B

PN100

Body design condition

PMA Maximum allowable pressure

TMA Maximum allowable temperature

Minimum allowable temperature

PMO Maximum operating pressure

TMO Maximum operating temperature

Minimum operating temperature

Minimum operating pressure

Maximum operating backpressure

Designed for a maximum cold hydraulic test pressure of:

Body design condition

PMA Maximum allowable pressure

TMA Maximum allowable temperature

Minimum allowable temperature

PMO Maximum operating pressure for saturated steam service

TMO Maximum operating temperature

Minimum operating temperature

Minimum operating pressure

Maximum operating backpressure

Designed for a maximum cold hydraulic test pressure of:

PN100

100 bar g @ 50 °C

400 °C @ 59.5 bar g

-10 °C

46 bar g @ 400 °C

400 °C @ 46 bar g

0 °C

1.5 bar g

80% of upstream pressure

150 bar g

PN40

40 bar g @ 50 °C

400 °C @ 23.8 bar g

-10 °C

31.1 bar g @ 238 °C

400 °C @ 23.8 bar g

0 °C

1.5 bar g

80% of upstream pressure

60 bar g

A-C-C

PN40

Page 2 of 5

TI-P187-04 CMGT Issue 6

TDC46M Carbon Steel Thermodynamic Steam Trap with Maintainable Seat

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e

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