Steam traps

Inverted bucket

AF

E

D

F

E

Steam

saturation

curve

C

D

B,C

5.6.27

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

Pressure psi g

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153.2 bar g @ 38°C

425°C @ 86.3 bar g

-29°C

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A-B-B

A-C-C

A-D-D

A-E-E

A-F-F

The product must not

be used in this region or

beyond the parameter of

the PMA or TMA of the

relative end connection.

Please note that the PMO

is limited to the maximum

DP of the selected IBV.

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Screwed

and

Socket weld

ASME class 900

ASME class 600

ASME class 300

ASME class 150

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Pressure bar g

Body design conditions

ASME class 900

2222 psi g @ 100°F

PMA - Maximum allowable pressure

TMA - Maximum allowable temperature

Minimum allowable temperature

797°F @

797°F @

1251 psi g

-20°F

1687 psi g

1251 psi g

32°F

3 333 psi g

*

*

*

*

PMO - Maximum operating pressure for saturated steam service 116.3 bar g

TMO - Maximum operating temperature

425°C @ 86.3 bar g

Minimum operating temperature

Designed for a maximum cold hydraulic test pressure of:

Body design conditions

PMA - Maximum allowable pressure

TMA - Maximum allowable temperature

Minimum allowable temperature

0°C

229.8 bar g

100.2 bar g @ 38°C

1

ASME class 600

453 psi g @ 100°F

797°F @ 834 psi g

-20°F

1 159 psi g

797°F @ 834 psi g

32°F

2175 psi g

ASME class 300

741 psi g @ 100°F

797°F @ 418 psi g

-20°F

605 psi g

797°F @ 418 psi g

32°F

1 111 psi g

ASME class 150

284 psi g @ 100°F

797°F @ 80 psi g

-20°F

203 psi g

797°F @ 80 psi g

32°F

426 psi g

425°C @ 57.5 bar g

-29°C

79.9 bar g

57.5 bar g

0°C

150 bar g

PMO - Maximum operating pressure for saturated steam service

TMO - Maximum operating temperature

425°C @

Minimum operating temperature

Designed for a maximum cold hydraulic test pressure of:

Body design conditions

PMA - Maximum allowable pressure

TMA - Maximum allowable temperature

Minimum allowable temperature

51.1 bar g @ 38°C

425°C @ 28.8 bar g

-29°C

41.7 bar g

28.8 bar g

0°C

76.6 bar g

PMO - Maximum operating pressure for saturated steam service

TMO - Maximum operating temperature

425°C @

Minimum operating temperature

Designed for a maximum cold hydraulic test pressure of:

Body design conditions

PMA - Maximum allowable pressure

TMA - Maximum allowable temperature

Minimum allowable temperature

19.6 bar g @ 38°C

425°C @ 5.5 bar g

-29°C

PMO - Maximum operating pressure for saturated steam service

14 bar g

TMO - Maximum operating temperature

425°C @ 5.5 bar g

Minimum operating temperature

0°C

Designed for a maximum cold hydraulic test pressure of:

29.4 bar g

TI-P067-10 ST Issue 1

IBV Series C Carbon Steel Inverted Bucket Vertical Steam Trap

Page 2 of 11

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