GB T/592 Marine Cast Iron Check Valve Type A/AS

GB T/592 Marine Cast Iron Check Valve Type A/AS


Materials of main parts

Body Material: Cast Iron

Disc Material: Cast Tin Bronze

Stem Material: Cast Alumium Bronze





Overview

Application: This GB T/592 Marine Cast Iron Check Valve Type A/AS is designed for marine applications involving fresh water, lubricant oil, fuel oil, t≤220℃ steam.

Material Specification: 

Parts Name

Material



Name

Marks

Body, Cover

Cast iron

HT200

Disc

Cast tin bronze

ZCuSn10Zn2

Stem

Cast aluminum bronze

ZCuAl9Mn2

Seat

Aluminum bronze

CuAl9Mn2

Technical Specifications:

  • Model: GB T/592 Marine Cast Iron Check Valve Type A/AS

  • Nominal Pressure(Mpa):  Type A: PN1.0~PN1.6  Type AS: PN0.6~PN1.6

  • Nominal Diameter(mm): DN20~DN150

Type

Nominal Pressure PN (MPa)

Nominal Diameter DN (mm)

Available Medium

A

1.0

65 ~ 150

Sea water, Fresh water, Lubricant oil, Fuel oil, t≤220℃ steam.

1.6

20 ~ 50

AS

0.6

50 ~ 150

1.0

65 ~ 150

1.6

20 ~ 50




DIMENSIONS: 

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Type A

Nominal Pressure PN (MPa)

Nominal Diameter DN

Frame Dimension

Frame Dimension

Frame Dimension

Frame Dimension

Frame Dimension

Wall Thickness t

Flange

Flange

Flange

Flange

Flange

Bolt

Bolt

D0

Lift Range m

Weight kg



L

L

H ≈

H1

H1


D

D1

D2

d₀

b

n pcs

Th



A Type



Type A

Type B

Type A

Type B

Type B












1.0

65

290

115

130

95

115

9

155

123

104

15

15

6

M14

140

17

16.2

80

310

125

151

102

125

170

138

118

8

160

20

19.5

100

350

150

171

116

135

10

190

158

138

180

25

26.9

125

400

175

189

135

155

215

183

164

10

200

32

37.1

150

480

180

219

154

160

11

240

208

190

16

12

38

47.5

1.6

20

150

75

87

66

75

7

95

68

48

13

14

4

M12

80

7

5.0

25

160

80

89

67

80

105

73

56

7

5.3

32

180

85

93

68

85

115

83

64

15

15

6

M14

100

9

6.7

40

200

90

105

75

90

8

125

93

74

16

120

11

8.3

50

230

95

117

85

95

135

103

84

140

14

11.2

Nominal Pressure PN (MPa)

Nominal Diameter DN

Frame Dimension

Frame Dimension

Frame Dimension

Frame Dimension

Frame Dimension

Thickness t

Flange Flang

Flange Flang

Flange Flang

Flange Flang

Flange Flang

Bolt bolt

Bolt bolt

Lift Range m

Weight kg



L

L

H ≈

H ≈

H₁


D

D₁

D₂

d₀

b

n (pcs)

Th


AS Type



AS Type

BS Type

AS Type

BS Type

BS Type











0.6

50

230

125

117

85

125

8

140

110

90

14

16

4

M12

15

9.4

65

290

145

130

95

145

9

160

130

110


18


19

15.5

80

310

155

151

102

155

190

150

128




23

19.2

100

350

175

171

116

175

10

210

170

148



8

M16

28

28.6

125

400

200

189

135

200

240

200

178


20


35

38.2

150

480

225

219

154

225

11

265

225

202




42

52.0

1.0

65

290

145

130

95

145

185

145

122

18

22

4

M20

19

18.1

80

310

155

151

102

155

13

200

160

133





23

21.6

100

350

175

171

116

175

220

180

158


24



28

29.2

125

400

200

189

135

200

9

250

210

184


26

8


35

40.2

150

480

225

219

154

225

285

240

212

22




42

56.4

1.6

20

150

95

87

66

95

7

105

75

58

14

16

4

M12

7

4.8

25

160

100

89

67

100

115

85

68


18



9

5.1

32

180

105

93

68

105

140

100

78




M16

9

7.1

40

200

115

105

75

115

8

150

110

88

18



12

9.3

50

230

125

117

85

125

165

125

102


20


15

11.4


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