Spring Loaded Double Disc Check Valve

Name: Spring Loaded Double Disc Check Valve
Brand: Laizhou Dongsheng Valve Co., Ltd.
Rating: 4.0 (36 reviews)

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Model No. :	S740A
Brand Name :

10yrs

Shahe Town, Laizhou city, China

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Laizhou Dongsheng Valve Co., Ltd.

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Product description

Double plate check valve wafer type
Spring loaded dual disc wafer check valves are suitable for clean liquid and gas applications.
Body: Ductile Iron-Wafer Pattern

Disc: Stainless Steel

Seat: EPDM (elastomer)

Rating: 250 psi

Availability: 2" thru 48"

Technical Specifications:

1. Products Name: DUAL PLATE CHECK VALVE WAFER TYPE

2. Working pressure: PN10/16/25
3. Tests: API598; DIN3230
4. Flange standard: DIN2501 PN10/PN16; BS4504 PN10/PN16;
BS10 TABLE"D"/"E" /JIS2220 10K/16K; ANSI125/150
5. Face to face: ANSI125/150; DIN3203 K3-1999
6. Applications: Water, industrial systems
7. Working temp: EPDM: -10° C~+120° C/NBR: -10° C~+80° C/VITON: -23° C~+150° C/
8. Medium: Fresh water, sea water, waste water, food stuff, steam, all kinds of oil, all kinds of acid and alkaline liquid etc

MATERIALS LIST

Body	Cast iron GG25
	Ductile Iron GGG40
	Stainless Steel CF8M/SS316
Disc	Stainless Steel SS316/SS304
	AL Bronze
	Carbon Steel
Seat Gasket	Rubber NBR/EPDM
Spring	Stainless Steel
Axle	Stainless Steel
Washer	TEFLON