double door check valve | Check Valve

Product Information
Customer Reviews

Product Comparison

Good materials, advanced production technology, and fine manufacturing techniques are used in the production of valve manufacturer. It is of fine workmanship and good quality and is well sold in the domestic market. valve manufacturer produced by Mike Valve stands out among many products in the same category. And the specific advantages are as follows.

Company Advantages
1. sewage check valve features in different styles and double door check valve .
2. Its prototype is continually tested against a wide variety of key performance criteria before going into production. It is also tested for conformity with a series of international standards.
3. A strict quality management system ensures that the product maintains the desired level of excellence.
4. Due to the reliable performance and durability, this product is extensively popular in the industry.

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	Bolt	Carbon Steel Zinc Plated	SS304, SS316
3	Washer	Carbon Steel Zinc Plated	SS304, SS316
4	Disc	Carbon Steel + EPDM	Carbon Steel+NBR
5	Bonnet	EN-GJS-450-10
6	Bonnet Gasket	EPDM
7	Plug	Malleable Iron Galvanized	Bronze ASTM B584

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

DN		PN	Dimensions(mm)
Inch	mm		L	D	D1	d	C	T	n-φL
2"	50	10/16	203	165	125	99	19	3	4-Φ19
2.5"	65	10/16	216	185	145	118	19	3	4-Φ19
3"	80	10/16	241	200	160	132	19	3	8-Φ19
4"	100	10/16	292	220	180	156	19	3	8-Φ19
6"	150	10/16	356	285	240	211	19	3	8-Φ23
8"	200	10	495	340	295	266	20	3	8-Φ23
		16	495	340	295	266	20	3	12-Φ23
10"	250	10	622	405	350	319	22	3	12-Φ23
		16	622	405	355	319	22	3	12-Φ28
12"	300	10	698	460	405	370	24.5	4	12-Φ23
		16	698	460	410	370	24.5	4	12-Φ28

Company Features
1. Shenzhen Mech Valve Trading Co., Ltd. maintains a leading position in the domestic industry in sewage check valve .
2. Mech Valve has had a group of professional technicians who have rich experience in producing water pump check valve.
3. Our aim is to be one of most advanced companies in double check valve industry in the world. Contact! Shenzhen Mech Valve Trading Co., Ltd. has gradually cultivated and formed the entrepreneurial spirit of double door check valve . Contact!

Favorable rate

100%

Buyer impression