Silent check valve (TH-CKV-SLT)

Marine industry, Water supply and drainage, fire fighting, shipbuilding, water treatment and other systems, DN40 to D600, NBR/EPDM/VITON, Certificates & Approvals: DNV-GL, Lloyds, DNV, ABS, BV, Standards: EN 593, API609

Drawings & Dimensions

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Silent check valve (TH-CKV-SLT)

Area of application

Water supply and drainage, water treatment, fire-fighting and other systems

Data sheet of Silent check valve:

Type:	Wafer, double flange
Size & Connections:	DN50 to D600
Medium:	Waste water, Water, seawater…
Materials:	Cast Iron / Ductile Iron/ Carbon Steel / Stainless Steel / Alu Bronze
Pressure Rating:	PN10, PN16
Temperature:	-30°C to 200°C
Seat/Lining:	Replaceable Liner / Bonded Liner NBR/EPDM/VITON
Certificates & Approvals:	DNV-GL, Lloyds, DNV, ABS, BV Type Approval 3.1 & 3.2 Cert (on request)

Standards

Design and Manufacture Conform to API 594
Dimensions Conform to ANSI B16.5
Face to Face dimensions Conform to API 594
Testing Conform to API598

Material of Silent check valve Parts

Part name	Material
Body	Cast Iron; Ductile Iron; Stainless Steel; Carbon steel
Disc / Plate	Stainless Steel; Carbon steel; Bronze
Shaft / stem	Stainless Steel Monel; Stainless Steel Inconel
Seat / lining	NBR/EPDM/VITON
Bolts	Carbon steel
Nuts	Stainless steel
Spring	SS304/SS306

Silent check valve features

It can be installed vertically or horizontally, the valve flap is flexible to open and close, and it runs smoothly, with low closing noise, safety, and few faults
The valve flap is spring loaded, and its rapid closing can effectively reduce the water hammer pressure and the sealing performance is good
It has small size, light weight, small fluid resistance, fatigue resistance and long service life.

Related types of check valves:

We have other types of check valves: single-disc swing check valve, dual plate check valve, tilting disc swing check valve, lift swing check valve, ball check valve used in Oil, Gas, Marine industry, Water supply and drainage, fire fighting, shipbuilding, water treatment and other systems, with Nominal Diameter of DN50 to DN1200, NBR/EPDM/VITON, Certificates & Approvals: DNV-GL, Lloyds, DNV, BV, API, ABS, CCS. Standards: EN 593, API609, API6D,