Double Flanged Type Double Disc Check Valve

Double Flanged Type Double Disc Check Valve
Product Details

Product Description

Double Flanged Type Double Disc Check Valve design is generally stronger, lighter, smaller, more efficient and less expensive. Its meets API 594, which is approximately one fourth the face to face dimensions and 15% to 20% the weight, noney in initial valve coast and provides lower installation cost. The disc is litfed first by two spring to prevent. Suitable for horizontal or vertical up positions, In horizontal position flow allows plates to function free and under lower flow conditions as compared to swing check - Reduces pressure loss, improves dynamicthse and eliminates valve chatter.

 

Design Standard

Design and Manufacture Stand: API 594

End to End Dimension Standard: API6D

Flange End Dimension Standard: ANSI B16.5

Inspection and Test Standard: API 598


Material

Carbon Steel

Body

A216 WCB

Disc

A351 CF8

Spring

SS304

Pin

A182 F6

Retainer

A182 F6

Stainless Steel

Body

A351 CF8 CF8M CF3 CF3M

Disc

A351 CF8 CF8M CF3 CF3M

Spring

SS304

Pin

A182 304 316 F51

Retainer

A182 304 316 F51

Alloy Steel

Body

A217 WC1 WC6 WC9 C5 C12

Disc

A351 CF8

Spring

A182 F304

Pin

A182 F6

Retainer

A182 F6

Cast Iron

Body

GG25/GGG40

Disc

GGG40 CF8 CF8M

Spring

A182 F304

Ping

A182 410 416 420 431 304 316

Retainer

A182 410 416 420 431 304 316

Dimensions Table(mm)

NPS

inch

2

3

4

5

6

8

10

12

14

16

18

20

24

30

32

36

mm

50

80

100

125

150

200

250

300

350

400

450

500

600

750

800

900

Class150

L

43

64

64

70

76

89

114

114

127

140

152

152

178

229

241

241

Class 300

D

107

145

162

192

218

273

328

378

438

489

540

590

690

800

905

1000



Equipped with a professional factory, Naibang Valve is a professional manufacturer and supplier of double flanged type double disc check valve in China. If you want to buy quality product of various beautiful bags, you can get it at a cheap price from us.
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