Marine Cast Steel Flanged Check Valves
性能规范 Technical Data
| 公称压力 Nominal Pressure(MPa) | 公称通径 Nominal Diameter(mm) | 适用介质 Applicable Medium |
|---|---|---|
| 1.0 | 65-125 | 淡水、滑油、燃油和t≤300℃蒸汽 Fresh water,Lubricanting oil,Fuel oil,t≤300℃steam |
| 1.6 | 20-125 | |
| 2.5 | 20-100 |
主要零部件材质Materials of Main Parts
| 零件名称 Parts name | 材料 Material | ||
|---|---|---|---|
| 名称Name | 牌号Marks | ||
| 阀体、阀盖Body、Cover | 铸钢 Cast steel | ZG230-450 | |
| 阀盘Disc | 碳素钢 High-quality carbon steel | 钢25 | |
| 阀盘密封圈Disc seal ring | 焊不镑钢 Weld stainless steel | H2Cr13 | |
| 阀体密封圈Body seal ring | PN≤2.5 | 焊不绣钢 Weld stainless steel | H1Cr18Ni9Ti |
| PN≥4.0 | 焊不镑钢 Weld stainless steel | H2Cr13 | |
基本尺寸Dimensions
| 公称压力 PN(Mpa) | 公称通径 DN(mm) | 结构尺寸 Structure Dimension | 壁厚 Thickness δ | 法兰 Flange | 螺栓 Bolt | 升程 Lift Range m | 参考重量 Weight(kg) | |||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| L | H≈ | H1 | ||||||||||||
| B型 | B型 | B型 | D | D1 | D2 | do | b | n个 | Th. | B型 | ||||
| 1.0 | 65 | 115 | 91 | 115 | 6 | 155 | 123 | 104 | 15 | 14 | 6 | M14 | 18 | 10.6 |
| 80 | 125 | 110 | 125 | 7 | 170 | 138 | 118 | 15 | 14 | 8 | M14 | 24 | 14.4 | |
| 100 | 150 | 116 | 135 | 8 | 190 | 158 | 138 | 15 | 14 | 8 | M14 | 35 | 19.9 | |
| 125 | 175 | 124 | 155 | 8 | 215 | 183 | 164 | 15 | 14 | 10 | M14 | 44 | 27.5 | |
| 2.5 | 20 | 75 | 70 | 75 | 6 | 95 | 68 | 48 | 13 | 11 | 4 | M12 | 6 | 3.2 |
| 25 | 80 | 70 | 80 | 6 | 105 | 73 | 56 | 13 | 12 | 4 | M12 | 7 | 3.8 | |
| 32 | 85 | 70 | 85 | 6 | 115 | 83 | 64 | 15 | 13 | 6 | M14 | 9 | 5.1 | |
| 40 | 90 | 75 | 90 | 7 | 125 | 93 | 74 | 15 | 13 | 6 | M14 | 11 | 6.3 | |
| 50 | 95 | 81 | 95 | 7 | 135 | 103 | 84 | 15 | 13 | 6 | M14 | 14 | 8.5 | |
| 65 | 115 | 94 | 115 | 7 | 170 | 132 | 110 | 17 | 15 | 8 | M16 | 18 | 11.5 | |
| 80 | 125 | 115 | 125 | 7 | 185 | 147 | 126 | 17 | 16 | 8 | M16 | 24 | 16.9 | |
| 100 | 150 | 119 | 135 | 8 | 205 | 167 | 146 | 17 | 16 | 10 | M16 | 35 | 22.7 | |
| 公称压力 PN(Mpa) | 公称通径 DN(mm) | 结构尺寸 Structure Dimension | 壁厚 Thickness δ | 法兰 Flange | 螺栓 Bolt | 升程 Lift Range m | 参考重量 Weight(kg) | |||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| L | H≈ | H1 | ||||||||||||
| BS型 | BS型 | BS型 | D | D1 | D2 | do | b | n个 | Th. | BS型 | ||||
| 1.6 | 100 | 175 | 119 | 175 | 8 | 220 | 180 | 158 | 18 | 22 | 8 | M16 | 28 | 28.1 |
| 125 | 200 | 124 | 200 | 8 | 250 | 210 | 184 | 18 | 22 | 8 | M16 | 35 | 35.2 | |
| 20 | 95 | 70 | 95 | 6 | 105 | 75 | 58 | 14 | 16 | 4 | M12 | 7 | 4.2 | |
| 25 | 100 | 70 | 100 | 6 | 115 | 85 | 68 | 14 | 16 | 4 | M12 | 7 | 5 | |
| 32 | 105 | 70 | 105 | 6 | 140 | 100 | 78 | 18 | 18 | 4 | M16 | 9 | 7.9 | |
| 2.5 | 40 | 115 | 75 | 115 | 7 | 150 | 110 | 88 | 18 | 18 | 4 | M16 | 12 | 8.8 |
| 50 | 125 | 81 | 125 | 7 | 165 | 125 | 102 | 18 | 20 | 4 | M16 | 15 | 10.1 | |
| 65 | 145 | 94 | 145 | 7 | 185 | 145 | 122 | 18 | 22 | 8 | M16 | 19 | 15.3 | |
| 80 | 155 | 115 | 155 | 7 | 200 | 160 | 133 | 18 | 24 | 8 | M16 | 23 | 20 | |
| 100 | 175 | 119 | 175 | 8 | 235 | 190 | 158 | 22 | 24 | 8 | M20 | 28 | 29.2 | |
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