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Sempell Nuclear Model HKS High Pressure Check Valve

Sempell™ HKS is a high pressure forged swing check valves designed to prevent flow reversal in severe applications at nuclear power plants.

NUCLEAR POWER Sempell

Any questions?

Linda Grönqvist
Solution Seller
Phone. +46 40-33 02 32

Mats Görrel
Account Manager Nuclear
Phone. +46 54-57 92 21

Anders Praem
Inside Sales Engineer
Phone. +45 2137 7759

Frank Kirk Hansen
Area Account Manager West
Phone. +45 4053 6511

Slawka Pedersen
Inside Sales Manager
Phone. +45 2137 7702

Jani Ilmaniemi
Key Account Manager Nuclear
Phone. +358 207 416 203
Mob. +358 40 502 1461

Risto Wallin
Country Manager Askalon Finland
Phone. +358 207 416 209
Mob. +358 400 448 248

Size	DN 50 - DN 600 (NPS 2 - 24)
Temperature	Up to +450°C / +842°F
Pressure	PN 160 - 420 / Class 900 - 2500
Body material	Forged carbon steels, alloyed steels and stainless steels All in compliance with ASME and DIN standards
Connections	Buttweld ends: ASME B16.25, DIN 2448 Flanges as per ASME B16.5 and other shapes of welding ends on request

High quality forged materials to guarantee pressure envelope integrity, all in conformity with ASME and DIN standards, alternative of cast available on request
Designed to comply with ASME B16.34 and/or against nuclear design specifications and codes
Bolted bonnet design as a standard, high pressure self-sealing design as an option
Easy in-line service
No penetration of hinge pin to outside
Forged disc/seat
Seat surfaces are lapped mirror finish and can be relapped
Stellited seat/disc for carbon steel designs lapped to mirror finish
Supplied as swing check configuration
The inside shape design of the body results in favorable flow characteristics
Retaining ring assembly - all moving parts are attached to the ring and can be removed easily for service
No penetration of shaft duct to outside eliminates shaft seal leakages