产品分类
VALUE
产品展示
PRODUCTS
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P48H-16 P48H-25Q P48H-40 |
锅炉快速排污阀 |
PN16、25、40 DN25~50 |
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主要性能规范：Main technical data |
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型号 Type |
试验压力 Testing pressure MPa |
适用温度 Applicable temperature |
适用介质 |
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壳体 Shell test pressure |
密封 Seal test pressure |
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P48H-16 |
2.5 |
1. 76 |
≤250℃ |
水蒸汽、污水等 water、steam、 dirty water etc. |
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P48H-25Q |
3.8 |
2.75 |
≤350℃ |
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P48H-40 |
6.0 |
4.4 |
≤425℃ |
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主要零件材料：Materials for main parts |
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型号 |
零件材料 Material of main parts |
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阀体、阀盖 |
阀板、阀座 Disc stem |
填料 |
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PQ41M-16 |
HT200 |
2Cr13 |
柔性石墨 |
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PQ41M-16Q |
QT450-10 |
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PQ41M-25Q |
WCB |
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主要外形尺寸及连接尺寸：Main size of Appearance |
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型号 |
图中符号 Mark in chark |
公称通径DN(mm) |
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25 |
32 |
40 |
50 |
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PQ41M-16 |
L |
160 |
180 |
230 |
250 |
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PQ41M-16Q |
H |
160 |
180 |
220 |
230 |
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PQ41M-25Q |
L0 |
180 |
200 |
220 |
240 |
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