Best 3 way air valve valve for business sewage

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

Best 3 way air valve valve for business 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.

Best 3 way air valve valve for business 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

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The tests for Mech have been conducted. It has been tested in terms of flexibility, durability, accuracy, tolerances, fatigue resistance, etc.

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Mech has to go through diverse tests. These tests include fatigue resistance testing, dimensional stability testing, chemical resistance testing, and mechanical testing.

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The design of Mech is of professionalism and sophistication. Its mechanical components, appearance, control system, and the whole body structure are carefully considered by the design teams.

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Different inspection methods will be adopted on Mech . Both its internal mechanical parts and external parts will be inspected by visual examination, radiographic inspection, or magnetic crack detection.

d******i

Mech is required to go through a series of quality tests. Its work blank, mechanical parts such as engine and motor, and materials have to be inspected by specific measurers or testing machines.

l******q

This product is safe to use. Its circuit including the main circuit, control circuit, and local circuit are designed accurately and efficiently.

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