Best 4 inch check valve disc company ﬁre protection

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. The appearance design of Mech meets the latest demand. It features moderate to good throttling capability
2. With years of experience accumulation in the production of 4 inch check valve , Shenzhen Mech Valve Trading Co., Ltd. is highly recognized by global customers. It is not prone to cause eddy ﬂow and turbulent ﬂow
3. The product is bacteria resistant. The filter elements used in it such as membrane and pellet active carbon are highly effective in absorbing any microorganism and bacteria. It meets the demands of working under a wide of pressure and temperature conditions
4. This product is eco-friendly and generates no waste. Some parts used in it are recycled materials, maximizing the use of useful and available materials. It complies with international speciﬁcations such as NSF61

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 disc 4 inch check valve company ﬁre protection-1

H44X, H44T

• 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	Disc	EN-GJS-450-10	SS304, SS316, AL-Bronze UNC 95400
3	Stem	SS420	SS304, SS316, SS416
4	Spring	SS304	SS316
5	Rubber Seat		NBR

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

Mech disc 4 inch check valve company ﬁre protection-2

DN		PN	Dimensions(mm)
Inch	mm		L	D	D1	D2
2"	50	10/16	54	107	64	46
2.5"	65	10/16	54	127	78	60
3"	80	10/16	57	142	94	70
4"	100	10/16	64	162	117	84
5"	125	10/16	70	192	145	115
6"	150	10/16	76	218	170	134
8"	200	10/16	95	273	224	184
10"	250	10/16	108	328	265	220
12"	300	10/16	143	378	310	260
14"	350	10/16	184	438	360	302
16"	400	10/16	191	489	410	350

Company Features
1. Recognized as one of the industry experts, Shenzhen Mech Valve Trading Co., Ltd. provides high quality and designing&manufacturing services.
2. By virtue of solid technical foundation, Shenzhen Mech Valve Trading Co., Ltd. becomes forefront in 4 inch check valve industry.
3. Saving while improving has been Mech's target. Get quote!

y******t

Shenzhen Mech Valve Trading Co., Ltd. is equipped with imported production equipment and assembly lines, and the technology and process are mature, and the manufactured has stable performance, reliable quality and excellent quality.

g******g

The company has strong comprehensive strength. It not only has established an experienced R&D and production team, but also has a number of professional automatic assembly lines. It has mastered leading production technology and exquisite manufacturing technology. The appearance and other aspects are far superior to other similar products.

n******a

We insist on using advanced concepts and exquisite craftsmanship to process , so that not only has a reasonable structure, but also has excellent performance, both aesthetics and practicality, high quality, and can meet customers' high requirements demand for quality products.

l******l

Shenzhen Mech Valve Trading Co., Ltd. Not only selected high-quality raw materials, but also adhered to the introduction of advanced production technology to produce , and carried out layer-by-layer checks and monitoring on each production link to ensure that all that leave the factory are qualified products, for customers Provide reliable quality assurance.

s******k

The company carries out standardized production in strict accordance with national standards, has established a scientific product traceability management system and a perfect quality management system, and strives for excellence in every link from product development to delivery to ensure that the produced are of high quality and qualified product.

r******d

The product features thermal stability. Its thermal system doubles the protection and reduces the damage from overheating.

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