Product Handbook 2026 - Volume 2

Steam traps Ball float

8

Pressure/temperature limits (ISO 6552)

Pressure psi g

196

276

A

0

72.5

145

218

363

572 482 437 392 302 212 122 32

C

B

Steam saturation curve

Pressure bar g

The product must not be used in this region. The product should not be used in this region or beyond its operating range as damage to the internals may occur.

A - B Flanged PN16, PN25, ASME 300, screwed and socket weld. A - C Flanged ASME 150.

Note: Tri-clamp compatible end connections, used for hygienic / sanitary applications, are only available on the FTS14-4.5.

Body design conditions

PN25

25 bar g @ 50 ° C 363 psi g @ 122 °F

PMA Maximum allowable pressure

300 ° C

TMA Maximum allowable temperature

572 °F

-20 ° C

Minimum allowable temperature

-4 °F

A - B A - C

19 bar g

276 psi g

PMO Maximum operating pressure for saturated steam service

13.5 bar g

196 psi g

225 ° C @ 19 bar g 437 °F @ 276 psi g

TMO Maximum operating temperature

0 ° C

Minimum operating temperature

32 °F

Product is safe for use under full vacuum conditions Designed for a maximum cold hydraulic test pressure of:

37.5 bar g

544 psi g

8.5 32

FTS14-4.5 FTS14-10 FTS14-14

4.5 bar

65 psi

∆PMX Maximum differential pressure

10 bar

145 psi

14 bar

203 psi

Note: For lower operating temperatures consult Spirax Sarco.

TI-P145-01 CMGT Issue 8

Page 2 of 6

FTS14 Austenitic Stainless Steel Ball Float Steam Trap

Powered by