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

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Mech is manufactured by using the latest technology to meet industry production standards. It is designed to offer maximum capacity in strength for daily basis usage

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The finest materials and advanced technology are applied in the production of Mech . Its metal parts are electropolished for being robust and corrosion-resistant

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Mech is expertly crafted from reliable materials. It is used to service the aircraft/passenger between flights

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Mech is of exceptional design and high-quality materials. It has large advertising panels for in-house promotion or can be rented to third parties

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Mech is monitored throughout the production process. It brings a smooth and noise reduced running

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Based on the strict control of the production process and the strict control of the production cost, the we produce not only has excellent quality, but also has an affordable price, which is more cost-effective than other similar products.

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