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:

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 |
