Product Handbook 2026 - Volume 2

Steam traps Inverted bucket

8

IBV product nomenclature and selection guide: Please note that other units are available on request to suit the specifics of a particular process application. Series C = Carbon steel

C

PMO (PS) @ Saturated steam temperature for the body rating

Carbon steel 116 bar g = ASME Class 900 body

116

110

D P maximum differential pressure

D P = 6, 10, 15, 20, 40, 55, 70, 90, 110 bar

½", ¾", 1", 1½", 2", 3" or DN15, DN20, DN25, DN40, DN50, DN80

Size

=

3"

Screwed

= BSP or NPT

Connections

Socket weld

= According to ASME B 16.11

ASME Class 300

ASME = ASME Class 150, 300, 600, 900, (*1500 available on request)

Flanged

EN 1092 = PN16, PN25, PN40, PN63, PN100

Blank = Standard

NACE = NACE compliancy

Optional extras

Check valve Please note that this option is only available for units that have a D P maximum differential pressure of 40 bar and above - See above.

CV =

IBV product selection example:

IBV

-

C -

116 -

110 -

3"

- ASME Class 300 -

How to order 1 off Spirax Sarco IBV - C - 116 - 110 - 3" - Flanged ASME Class 300 inverted bucket vertical steam trap having a carbon steel body and cover with stainless steel internals. The following will be supplied, if specified, at the time of order placement: 1. A special name-plate when a U-STAMP has been specified.

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TI-P067-10 CMGT Issue 4

Page 16 of 17

IBV Series C Carbon Steel Inverted Bucket Vertical Steam Trap

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