Product Description

Ball check valve  (TH-CKV-BA)

Area of application

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

Data sheet of ball check valve:

TYPE:	Wafer, double flange
SIZE & CONNECTIONS:	DN40 to D400
MEDIUM:	Waste water, Water, Seawater, Air, Inert Gas, Oil.
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

API594, API6D, JB/T8937, EN558-1, EN12334

Face to Face dimensions Conform to

API594, API6D, JB/T8937, DIN3202, EN558-1

Testing Conform to API598, JB/T9092

Material of ball 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

Ball check valve features

• Large flow rate, small flow resistance pressure loss,
• The sealing performance is very good, no noise when closing, which can reduce the water shock wave.
• Can be installed horizontally or vertically.
• It can be used for pump outlets of cold water, hot water, industrial and domestic sewage network to prevent backflow of media.
• All the equipment, devices and pipelinesshould install check valves, In order to prevent backflow of media

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