Hem/Produkter/Sempell Dewrance Model B21/B51 backventil

Sempell Dewrance Model B21/B51 backventil

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Fredrik Malmström
Solution Seller
Tel. 040-33 02 33

Linda Grönqvist
Solution Seller
Tel. 040-33 02 32

Sempell™ Dewrance backventil har utformats speciellt för motorns turbinskydd på kraftgenerationsångturbiner.

KRAFT & VÄRME PAPPER & CELLULOSA Sempell

Certifications	SIL capable, ASME B31.1, India Boiler Registration, PED
End Connection	Butt Weld
Material	Carbon Steel, Steel, Metal, Alloy
Pressure Class	ASME, PN
Shutoff Class	Class V (FCI 70-2)
Valve Size	6 inch (DN150) and Larger
Valve Size Standard	DN, NPS
Valve Type	Engineered Product, Triple Offset Valve

Excellent reliability, internal counterweight to balance disc under low load conditions
Tilting disc design for quick closing due to lower center of gravity
Lightweight disc with minimum travel, for quick closing in less than 1 second
optimum performance under all flow conditions
Pneumatic power assistance acts directly onto disc, without leakages to inhibit operation
Low cost maintenance, expanded graphite gasket pressure seal design
Surface treated hinge pin, supported in surface treated bearings, giving a low coefficient of friction and hard wearing surface for maximum performance
Easy access through cover