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Flanged butterfly buffer check valve

Corrosion-resistant valve is a valve specially used for corrosion-resistant media, mainly made of corrosion-resistant materials, such as stainless steel, titanium alloy, Hastelloy, etc. Corrosion-resistant valves have the characteristics of strong corrosion resistance, long service life and reliable performance. They are widely used in petrochemical, electric power, metallurgy, water treatment and other fields, especially for the transportation and control of corrosive media.

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Product classification

Corrosion-resistant valve series

Check Valve Series

Key words:

SMAK

Product Details

Butterfly type Non-slam Check valves(GB and ANSI standard)

Check Valves Series

Basic structure and use/Elementary structure and purpose

The factory production of HCF8P0 * HH48PO type butterfly buffer check valve, mainly used for industrial supply, drainage, sewage treatment plant pump outlet, to prevent the pipe network medium countercurrent.
Automatically eliminate destructive water hammer, so as to ensure that the pump and pipeline are not damaged. The valve is mainly composed of valve body, valve braid, buffer device and micro regulating valve.
The product has the characteristics of novel structure, small size, low flow resistance, stable operation, reliable sealing, erosion resistance, wear resistance, and good buffer performance. It is an ideal product for industrial water and urban sewage.

Flange check valve (fully lined)/Wafer type check valve(Fully lined)

※ basic model Basic structare: H48Po HH48Po type
※ nominal pressure PN: PN1.0 ~ 2.5(MPa) ANSI 150Lb (pound)
※ nominal diameter: DN200 ~ 1400(mm) NPS 8~56 (inch)

Executive standard/Stamdard

Nominal pressure/pressure class PN	PN 2.5MPa ANSI 150Lb
Design and Manufacturing Design	GB 13932
Face to face length	GB12221 (butterfly check valve) Butterfly check valve
Flange size Flange dimension	JB78/JB79 (or as per customer requirement) ANSI B16.5 Or According to contract
Pressure Test	GB/T 13927/API 598

Main technical parameters/Main Parameter

Model Type	Nominal pressure PN(MPa)	Test pressure Pressure(MPa)		Working pressure P(MPa) Working Pressure	Medium temperature ℃ Meduim temperature	Applicable media Suitable meduim
Model Type	Nominal pressure PN(MPa)	Shell	Sealing Seat	Working pressure P(MPa) Working Pressure	Medium temperature ℃ Meduim temperature	Applicable media Suitable meduim
HCF8P0* HH48Po	1.0	1.5	1.1	1.0	≤ 80	Water,Oil.seawater, pollutiont and corrosive.
1.6	2.4	1.76	1.6
2.5	3.75	2.75	2.5

Main Parts Material List/Main Parts Material Specifications

表(Table)A16

Part Name	Body	Butterfly Plate Disc	Stem	Lining	Buffer device Cushioning
Material Material	WCB/PO	WCB/PO	2Cr13/O	PO (Polyolefin)	Assembly Assembly

Main connection dimensions and weight/Dimensions and weights

Nominal diameter DN(mm)	Size(mm)
Nominal diameter DN(mm)	L	H	B
200	230	550	600
250	250	630	700
300	270	690	740
350	290	780	800
400	310	860	870
450	330	910	920
500	350	980	1000
600	390	1070	1250
700	430	1220	1360
800	470	1320	1480
900	510	1430	1580
1000	550	1550	1700
1200	630	1800	1950
1400	710	1980	2175

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