صمامات الإيقاف ذات مانع التسرب المنفاخي

Size and pipe connections

DN15, DN20, DN25, DN40, DN50, DN65, DN80 and DN100.

Flanged EN 1092 PN40 or ANSI B 16.5 Class 300.

Face-to-face dimensions conform to BS EN 558:2008.

Pressure/temperature limits (ISO 6552) PN40

Body design conditions

PN40

PMA Maximum allowable pressure

40 bar g @ 0 °C

TMA Maximum allowable temperature

400 °C @ 24 bar g

Minimum allowable temperature

-10 °C

PMO Maximum operating pressure for saturated steam service

30.4 bar g

TMO Maximum operating temperature

400 °C @ 24 bar g

Minimum operating temperature (Note: For lower operating temperatures consult Spirax Sarco)

-10 °C

Designed for a maximum cold hydraulic test pressure of:

60 bar g

ANSI 300

Body design conditions

ANSI 300

PMA Maximum allowable pressure

51 bar g @ 37.7 °C

TMA Maximum allowable temperature

425 °C @ 28 bar g

Minimum allowable temperature

-29 °C

PMO Maximum operating pressure for saturated steam service

41.6 bar g

TMO Maximum operating temperature

425 °C @ 28 bar g

Minimum operating temperature (Note: For lower operating temperatures consult Spirax Sarco)

-29 °C

Designed for a maximum cold hydraulic test pressure of:

77 bar g