High-quality low pressure check valve door company water supply

Latest products

Wafer Style Butterfly Valve BS EN 593 (D71X4, D371X4), PN10/16

Lug Butterfly Valve BS EN 593 (D71XL4, D371XL4), PN10/16

Silent Check Valve (HC41X), PN10/16

Spring Check Valve EN 12334 Rubber Disc Swing Check H44J PN10/16

Product Information
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Company Advantages
1. In the last stage of the process, Mech low pressure check valve has to go through rigorous quality control. It has passed quality tests such as static, leakage, and chemical corrosion. Its inner structure is able to offer better sealing
2. Combining the required comfort and durability, the product is perfect for wearing every day and can be worn over and over again. It is not prone to cause eddy ﬂow and turbulent ﬂow
3. low pressure check valve has intelligence functions of , with characteristics of .
4. low pressure check valve are recognized for their features of . It is used extensively in the automation, oil & gas industries

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

Mech door low pressure check valve company water supply-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.

Mech door low pressure check valve company water supply-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

Company Features
1. Shenzhen Mech Valve Trading Co., Ltd. is famous for producing low pressure check valve with its strong technical capabilities. Shenzhen Mech Valve Trading Co., Ltd. has set up with a strict quality control system.
2. Shenzhen Mech Valve Trading Co., Ltd. owns a professional technical group with rich experience in retention valve industry.
3. The technology in Shenzhen Mech Valve Trading Co., Ltd. is as strong as that in abroad. We have made ambitious energy goals both in terms of efficiency and renewables. From now on, we will focus on making environmentally friendly products that are manufactured under the concept of minimal energy consumption and resources waste.

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Mech is designed considering the water treatment process which includes the aspects of filtration, ion exchange, and membrane bioreactors.

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Mech has to go through a comprehensive QC check including the performance of filter and membrane, PLC controller, and valves.

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The quality control of Mech begins with the selection of its components or parts. All of the components must go through chemical spraying soak tests, including, salt spray, acid and alkali pickling, and corrosive liquid dipping test.

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Each Mech undergoes vigorous structural design analysis such as windproofness test to provide outstanding performance throughout its life cycle.

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The quality of Mech is guaranteed through all the production stages by the QC team, so as to meet the international mechanical seal standards.

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Contains a variety of natural emollient and moisturizing ingredients, hydrating and moisturizing, deeply nourishing, making the skin glow from the inside out, smooth and elastic.

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