double check valve ,spring loaded check valve

Product Information
Customer Reviews

Product Details

Mike Valve's Industrial Valves Manufacturer is perfect in every detail.Mike Valve has professional production workshops and great production technology. Industrial Valves Manufacturer we produce, in line with the national quality inspection standards, has reasonable structure, stable performance, good safety, and high reliability. It is also available in a wide range of types and specifications. Customers' diverse needs can be fully fulfilled.

Company Advantages
1. Mech Valve spring loaded check valve is of professional graphic design. Our team of talented graphic designers crafts the perfect design, integrating customers' brand into the visual aesthetic of this product.
2. The product is of the quality that meets with the regulatory requirements at home and abroad.
3. The quality of Mech Valve product highly conforms to established specification.
4. The product can give people's bloodstream an immunity boost, which might result in getting sick less often.
5. One of our customers said its surface is smooth, I really like its luster! I can set assured that this product can last for years.

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

H44J

• Connection Ends: BS EN 1092 PN10/PN16, AS 2129 TABLE E, JIS B2212 10K, BS 10 TABLE D/E

• Working Pressure: PN10/PN16

• Temperature Range: 0℃- 80℃

• Coating: Fusion Bonded Epoxy Coating in accordance with ANSI/AWWA C550

Part No.	Part	Standard Speciﬁcation	Options
1	Valve Body	EN-GJS-450-10
2	Stem	SS420	SS304, SS316, SS431
3	Hinge Bushing	Brass Hpb59-1
4	Spring	SS304	SS316
5	Nut	SS304	SS316
6	Disc	EN-GJS-450-10
7	O-Ring	EPDM	NBR
8	Hinge bushing	Brass Hpb59-1
9	Seat	EN-GJS-450-10
10	O-Ring	NBR	EPDM
11	Screw	Carbon Steel Zinc Plated	SS304, SS316

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

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

Company Features
1. Shenzhen Mech Valve Trading Co., Ltd. has been manufacturing and supplying high quality double check valve for many years.
2. We have quality-minded staff, consisting of consultants, graphic artists, designers, developers, and programmers, who have the abilities and experience to create successful solutions for customers' needs.
3. Shenzhen Mech Valve Trading Co., Ltd. has been advancing the capability to serve customers. Welcome to visit our factory! We will strive to enter the global market and create a sought after sewage check valve manufacturing brand. Welcome to visit our factory! Shenzhen Mech Valve Trading Co., Ltd. has won recognition from more customers due to the excellent service. Welcome to visit our factory!

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