High-quality reverse check valve double manufacturers sewage

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
Feedback

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 Valve double reverse check valve manufacturers sewage-1

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.

Mech Valve double reverse check valve manufacturers sewage-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

c******j

Strict quality tests on Mech are required by the QC team. Its power source, electrical integrated system, electrical load, and current leakage have passed stipulated testing.

d******o

The electric performance test of Mech is conducted at the quality inspection stage. The main electrical performance index such as capacity, internal resistance, lifespan, and short circuit protection will be tested by the QC team.

n******v

Mech is developed after vast research on similar products. It is developed to embrace many distinctive and optimized advantages such as wider input voltage range, strong surge withstanding capacity, as well as excellent electromagnetic compatibility.

a******a

During production, the electrical problems of Mech have been solved. It has been checked in terms of low-frequency phenomena (flicker and harmonics) and high-frequency conductive currents, voltage, and power.

a******c

The principle of unity in fashion design is applied well on Mech . It endows the product with design elements in a unique and harmonious way.

g******l

The quality inspection is the prerequisite for the high quality product.

Name

E-mail

Company Name

Content