Wenzhou Longwan Yongxing Xinrongda Valve Factory
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EG11W Internal Thread Manual Diaphragm Valve
EG11W Internal Thread Manual Diaphragm Valve
Product details

Product Name: Internal Thread Diaphragm Valve

Product model: EG11W

Brand: Xinrongda

Origin: Wenzhou

Parts list: 1. Valve body 2. Diaphragm 3. Valve disc 4. Valve stem 5. Valve cover 6. Handwheel

Design and Manufacturing: BS5156

Structural length: BS5156

Flange connection size: BS4504、DIN2532、JIS B2212、ANSI B16.1、ISO2004

1、 Purpose:

This valve is specifically designed to control general corrosive media and can be used for opening, closing, and throttling on various pipelines or equipment.

Applicable temperature: ≤ 120 ℃, ≤ 150 ℃ (according to diaphragm material)

Pressure level: PN(MPa) 0.6 1.0 1.6

2、 Materials

Valve body: cast iron, ductile iron, carbon steel, stainless steel

Valve cover: cast iron, ductile iron, carbon steel, stainless steel

Diaphragm: Rubber

Valve disc: cast iron, stainless steel

Valve stem: carbon steel, stainless steel

Handwheel: Cast Iron

3、 Testing

Lining layer: Electric spark detection

Testing and inspection shall be conducted in accordance with BS6755 standard

Nominal pressure: PN(MPa)

Valve body: PN × 1.5

Sealing: PN × 1.1

  • Main dimensional parameters

Nominal diameter

Nominal pressure
MPa

working pressure
MPa

L
mm

SW
mm

b
mm

H1
mm

b
mm

D0
mm

Quality
Kg/kilos

DN

G

8

1/4

1.6

1.6

50

20

-

60

66

45

0.6

10

3/8

50

24

-

45

0.7

15

1/2

65

38

8

84

92

50

0.8

20

3/4

85

40

12

93

103

50

1.1

25

1

110

48

18

106

120

66

1.9

32

1 1/4

120

58

18

137

156

96

3.3

40

1 1/2

140

69

18

142

163

96

4.2

50

2

165

85

20

167

192

96

5.8

65

2 1/2

1.0

203

60

20

190

225

165

9.5

80

3

254

105

32

206

246

230

16.2

The opening and closing component of the internally threaded diaphragm valve is a diaphragm made of soft material, which separates the inner cavity from the inner cavity of the valve cover and the driving parts. Diaphragm made of soft sealing materials such as rubber or plastic has good sealing performance. Due to the vulnerability of the diaphragm, it should be replaced regularly based on the characteristics of the medium. Internal thread diaphragm valve is used for media containing hard suspended solids; Due to the fact that the medium of the internally threaded diaphragm valve only comes into contact with the valve body and diaphragm, there is no need for a stuffing box, and there is no problem of stuffing box leakage, which may cause corrosion to the valve stem. Welcome new and old customers to inquire about information and news related to internal thread diaphragm valve products!

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