Best unidirectional valve rubber Suppliers drainage

Statement

Check valves serve to prevent the backflow of medium in the piping system for protection of important equipments, widely used in the ﬁeld of potable water, water supply and drainage, sewage disposal, irrigation, air conditioning, ﬁre protection as well as chemical and energy industry.

Features

◔ Material:Ductile Iron EN-GJS-450-10

Valve body, bonnet, disc are all produced in ductile iron material which provides guarantee for high strength and good corrosion resistance.

◔ Fusion bonded epoxy coating

Fusion bonded epoxy coating in accordance with ANSI/AWWA C550 for both interior and exterior surface which provides reliable corrosion resistance.

◔ Small hydraulic friction loss with reasonable structure design

MATERIAL SPECIFICATION

Best unidirectional valve rubber Suppliers drainage-1

H44X, H44T

• Connection Ends: Flange to BS EN 1092-2:1997

• Working Pressure: PN10/PN16

• Temperature Range: Rubber Seal: 0℃- 80℃
Metal Seal: -10℃- 350℃

• Coating: Fusion Bonded Epoxy Coating in accordance with ANSI/AWWA C550 or painting upon request

Part No.	Part	Standard Speciﬁcation	Options
1	Valve Body	EN-GJS-450-10
2	Seat Ring	Bronze ASTM B62 C83600/ZQSn5-5-5 (Pressed Fit)	AISI 304, AISI 316 Pressed Fit or Threaded
3	Disc	EN-GJS-450-10+EPDM
4	Clapper Arm	EN-GJS-450-10
5	Washer	SS420
6	Nut	Carbon Steel Zinc Plated	SS304, SS316
7	Hinge Pin	SS420
8	Bonnet Gasket	EPDM	Graphite+Steel
9	Bolt	Carbon Steel Zinc Plated	SS304, SS316
10	Washer	Carbon Steel Zinc Plated	SS304, SS316
11	Bonnet	EN-GJS-450-10
12	Plug	Malleable Iron Galvanized

Note: For special material request other than standard speciﬁcation, please indicate clearly on the inquiry or order list.

Best unidirectional valve rubber Suppliers drainage-2

DN		Dimensions(mm)
Inch	mm	L	D	D1	D2	C	T	n-φL
2"	50	120	165	125	99	19	3	4-Ø19
2.5"	65	135	185	145	118	19	3	4-Ø19
3"	80	155	200	160	132	19	3	8-Ø19
4"	100	165	220	180	156	19	3	8-Ø19
5"	125	190	250	210	184	19	3	8-Ø19
6"	150	210	285	240	211	19	3	8-Ø23
8"	200	260	340	295	266	20	3	12-Ø23
10"	250	285	405	355	319	22	3	12-Ø28
12"	300	315	460	410	370	24.5	4	12-Ø28

b******i

During the production of Mech , it is strictly tested, including lifetime test, heat and power breakdown test, and mechanical damage test. Hanway has gained utility model patent certificate for the innovation of products

j******t

The production of Mech includes overall three parts: the production of filament, the bulb, and the base, which is highly automated. We provide tooling design,tooling fabrication, die casting, secondary process, precision machining,T6 treatment,finish treatment and assembling

t******x

The production of Mech is strictly controlled with necessary electrostatic protection, from the production environment and equipment to operation staff. Effective quality management system can ensure high quality and stability of products continuously

j******u

Mech is manufactured utilizing a complete slate of necessary equipment including state-of-the-art photometric equipment and CNC machine. Our staff will promptly give our response to customers

a******x

The inspections of Mech are rigorously carried out by our professional QC team. These inspections include optical resolution, defect detection, structural integrity, etc.

l******w

The product does not accumulate too much heat. It has a radiator that can absorb the heat produced and then effectively dissipate the heat into the surrounding environment. Hanway has gained utility model patent certificate for the innovation of products

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