Top foot valve rubber company ﬁre protection

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

Top foot valve rubber company ﬁre protection-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	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.

Top foot valve rubber company ﬁre protection-2

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

z******w

The material is carefully selected, full of materials, fine particles, strong aroma, high quality, affordable price, and enjoys a high reputation and reputation in the industry.

x******e

is a new type of environmentally friendly building material with light weight, high strength, waterproof and moisture-proof, anti-corrosion and flame-retardant, sound insulation and heat insulation, etc. It can be widely used in residential quarters, farmers' markets, shopping malls, parks, etc.

c******m

[企业简称] Insist on the selection of high-quality materials and adopt advanced manufacturing technology to produce . The manufactured products are excellent in workmanship, stable in performance and high in quality, and enjoy a high degree of recognition in the market.

h******t

The design is scientific and reasonable, the structure is tight and compact, the workmanship is fine, the size is standard, the quality is stable, the quality is high, and the practicability is strong.

m******h

Beautiful in shape, reasonable in structure, exquisite in workmanship, and the product has a more textured appearance, and is light in size, easy to carry and store.

r******k

The product has good strength. During the production, it is finely welded and die-casted to ensure its physical strength. Hanway has gained utility model patent certificate for the innovation of products

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