H44h Day Standard Flange Check Valve

• Media: Water-Vapour Oil
• Temperature: Low Temperature
• Material: Stainless Steel Carbon Steel Brass
• Connection Form: Flange Welding
• Structure: Swing
• Pressure: High Pressure, Medium Pressure and Low Pressure
• Model NO.: H44H
• Function: Ddcv Double Lobe, Nrvr Silence, Sfcv Rubber Lobe, Nrvz Silence, Nrvg Silence
• Sealing Form: Hard Seal and Soft Seal
• Flow Direction: Unidirection
• Standard: DIN GB ANSI Bsw JIS
• Application: Industrial Usage, Water Industrial Usage, Household Usage
• Transport Package: Wooden Box
• Specification: DN15-DN800
• Trademark: XC
• Origin: China
• HS Code: 8481804090
• Production Capacity: 9999

Product Description

Product Name:	Japanese standard flanged check valve	Product Model:	H44H, H44W
Nominal diameter:	DN50 to DN300	Structural form:	Swing-on
Nominal pressure:	10K to 20K	How to connect:	Welding, flange
Applicable temperature:	-29ºC to +550ºC	Drive mode:	Medium push
Body material:	Cast steel, stainless steel	Manufacturing standard:	GB, DIN, API, ANSI, JIS
Applicable media:	Water, oil, steam	Manufacturer:	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 B2002	JIS B2212 B2214	JIS B2074 B2084	JIS B2003

 

Main overall dimensions

Diameter	50	65	80	100	125	150	200	250	300
In	2"	2 1/2	3	4	5	6	8	10	12
N - Φ d	4 - Φ 19	4 - Φ 19	8 - Φ 19	8 - Φ 19	8 - Φ 23	8 - Φ 23	12 - Φ 23	12 - Φ 23	16 - Φ 25
b	16	18	18	18	20	22	22	24	24
D1	120	140	150	175	210	240	290	355	400
D2	100	120	130	155	185	215	265	325	370
L	203	216	241	292	330	356	495	622	698
H	103	113	128	147	220	244	287	348	380
D	155	175	185	210	250	280	330	400	445