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  • H44H day standard flange check valve
  • H44H day standard flange check valve
  • H44H day standard flange check valve
  • H44H day standard flange check valve
  • H44H day standard flange check valve

H44H day standard flange check valve

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Product Name:Japanese standard flanged check valveProduct Model:H44H, H44W
Nominal diameter:DN50 to DN300Structural form:Swing-on
Nominal pressure:10K to 20KHow to connect:Welding, flange
Applicable temperature:-29ºC to +550ºCDrive mode:Medium push
Body material:Cast steel, stainless steelManufacturing standard:GB, DIN, API, ANSI, JIS
Applicable media:Water, oil, steamManufacturer:Xuan Cheng Valve Co., LTD

Product Description

H44H, H44W daily standard flange check valve is widely used in nominal pressure 10K-20K, working temperature -29 ~ 550ºC of petroleum, chemical, thermal power station and other working conditions of the pipeline, the applicable medium is: water, oil, steam and so on. Its main function is to prevent the backflow of the medium, to prevent the reverse of the pump and its driving motor, and the drainage of the medium in the container.

Structural features

1, the product structure is compact and reasonable, reliable sealing, excellent performance.
2, small volume, light weight.
3, wide range of application.
4, the valve flap close fast, sensitive action.
5, the closing impact is small, not easy to produce water hammer phenomenon.
6, the flow channel is unobstructed, the fluid resistance is small.

Citation Standard

Structure length
Face To Face
Flange Dimension

Pressure - Temperature
Pressure Temperature Lating
Test - Inspection
and Test
JIS B2002JIS B2212 B2214JIS B2074 B2084JIS B2003


Main overall dimensions

Diameter506580100125150200250300
In2"2 1/2345681012
N - Φ d4 - Φ 194 - Φ 198 - Φ 198 - Φ 198 - Φ 238 - Φ 2312 - Φ 2312 - Φ 2316 - Φ 25
b161818182022222424
D1120140150175210240290355400
D2100120130155185215265325370
L203216241292330356495622698
H103113128147220244287348380
D155175185210250280330400445


Product Description

H44H day standard flange check valve

H44H day standard flange check valve

H44H day standard flange check valve

H44H day standard flange check valve

H44H day standard flange check valve

H44H day standard flange check valve

H44H day standard flange check valve

H44H day standard flange check valve

H44H day standard flange check valve

H44H day standard flange check valve