Product Handbook 2026 - Volume 2

Pipeline ancillaries Disc, split disc and wafer check valves

10

Pressure/temperature limits

Pressure psi g

0

145

290

435

580

719

A

B C D E F G

752

572

H

DCV10 DN25 - DN100 (1" - 4")

392

212

Steam saturation curve

32 14

C H B D E F

G

Pressure bar g

The product must not be used in this region.

A - B Flanged ASME Class 150. A - C Flanged EN 1092 PN16. A - D Flanged EN 1092 PN25. A - E Flanged JIS / KS 20K. A - F Flanged EN 1092 PN40. A - G Flanged ASME Class 300. H - H Flanged JIS / KS 10K.

Body design condition

PN40 or ASME Class 300

PN40

40 bar g @ 50 °C 580 psi g @ 122 °F

PMA Maximum allowable pressure

ASME Class 300

49.5 bar g @ 38 °C 718 psi g @ 100 °F

PN40

400 °C @ 23.8 bar g

752 °F @ 345 psi g

TMA Maximum allowable temperature

7.5.28

ASME Class 300

400 °C @ 28.4 bar g

752 °F @ 412 psi g

Minimum allowable temperature

-10 °C

14 °F

PN40

40 bar g @ 50 °C 580 psi g @ 122 °F

PMO Maximum operating pressure

ASME Class 300

49.5 bar g @ 38 °C 718 psi g @ 100 °F

PN40

400 °C @ 23.8 bar g

752 °F @ 345 psi g

TMO Maximum operating temperature

ASME Class 300

400 °C @ 28.4 bar g

752 °F @ 412 psi g

Temperature limits

-10 °C to +400 °C

+14 °F to +752 °F

10.5 37

Minimum operating temperature

-10 °C

14 °F

Product is safe for use under full vacuum conditions

PN40

60 bar g

870 psi g

Designed for a maximum cold hydraulic test pressure of:

ASME Class 300

74.4 bar g

1079 psi g

TI-P601-32 CMGT Issue 10

Page 3 of 10

DCV10 Stainless Steel and DCV10C Carbon Steel Centrally Guided Disc Check Valves

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