Pipeline ancillaries

Bellows sealed stop valves

Key:

The product must not be used in this region.

Maximum permissible differential pressurein throttling function:

Note: ∆PMX Maximum differential pressure is limited to the PMO.

DN15 - DN80

2.0 bar

DN150

1.0 bar

DN100 - DN125 1.5 bar

DN200 - DN250

0.8 bar

A

Steam

saturation

curve

A

B

Steam

saturation

curve

Steam

saturation

curve

7.1.11

Steam

saturation

curve

Steam

saturation

curve

Product

limitations

BSA1T and BSA1

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Pressure bar g

Body design conditions

PN16

JIS / KS 10K

14 bar g

220°C

11 bar g

220°C

220°C

-10°C

20 bar g

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A - A FlangedJIS/KS10K

B - B Flanged PN16

PMA -

TMA -

PMO -

TMO -

Maximum allowable pressure

16 bar g

Maximum allowable temperature

300°C

Maximum operating pressure for saturated steam service

12.9 bar g

Maximum operating temperature

Soft seat

230°C

Metal seat

300°C

Minimum operating temperature

-10°C

Designed for a maximum cold hydraulic test pressure of:

24 bar g

BSA2T and BSA2

PN16

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PN16

16 bar g

350°C

14.7 bar g

230°C

350°C

-10°C

24 bar g

PN25

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Pressure bar g

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Body design conditions

Pressure bar g

PN25

25 bar g

350°C

22.3 bar g

230°C

350°C

-10°C

38 bar g

PMA -

TMA -

PMO -

TMO -

Maximum allowable pressure

Maximum allowable temperature

Maximum operating pressure for saturated steam service

Maximum operating temperature

Soft seat

Metal seat

Minimum operating temperature

Designed for a maximum cold hydraulic test pressure of:

BSA3T and BSA3 (DIN)

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PN25, DN200

PN40, DN15 - DN150

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Body design conditions

PN25, DN200

25 bar g

400°C

23.2 bar g

230°C

400°C

-10°C

38 bar g

Pressure bar g

Pressure bar g

PN40, DN15 - DN150

40 bar g

400°C

* 30.4 bar g

230°C

400°C

-10°C

60 bar g

PMA -

TMA -

PMO -

TMO -

Maximum allowable pressure

Maximum allowable temperature

Maximum operating pressure for saturated steam service

Maximum operating temperature

Soft seat

Metal seat

Minimum operating temperature

Designed for a maximum cold hydraulic test pressure of:

* Maximum operating pressure is limited to 27 bar g for the soft seat version only

TI-P137-18 ST Issue 6

BSAT and BSA Bellows Sealed Stop Valves

Page 8 of 10

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