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性能規(guī)范Property and specifiecation
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產(chǎn)品型號(hào) Product type公稱(chēng)壓力PN(MPa)Nominal pressure
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試驗(yàn)壓力(MPa)Test pressure
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工作壓力(MPa)Working pressure
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工作溫度(℃)Working temperature
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適用介質(zhì)Appicable medium
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強(qiáng)度試驗(yàn)Sheel test
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密封試驗(yàn)/上密封實(shí)驗(yàn)Seal test
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Z960Y-250
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25
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37.5
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27.5
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-
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≤425
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水、蒸汽、Water,steam
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Z960Y-320
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32
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48.0
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36.0
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-
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≤425
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Z960Y-P54100
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-
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30.0
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22.0
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P5410
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≤540
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蒸汽 Steam
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Z960Y-P54170
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-
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48.0
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36.0
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P5417
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≤540
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主要零件材料Matecrial for main parts
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零件名稱(chēng)Part name
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材料牌號(hào)Material designation
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閥體Body
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WCB
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WC6
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WC9
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閥板Disc
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WCB
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WC6
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WC9
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閥蓋Bonnet
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25
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12Cr1Mo1VA
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閥桿Stem
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1Cr17Ni2
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20Cr1Mo1VA
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閥座Seat
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25
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12Cr1Mo1VA
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密封環(huán)Sealing ring
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S軟鋼(增強(qiáng)柔性石墨)S soft steel (flexible graphite)
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S軟鋼S soft steel
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F軟鋼F Soft steel
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填料Packing
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增強(qiáng)柔性石墨Fexible graphite
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支架Yoke
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WCB
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WCB或WC6
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閥桿螺母Stem nut
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45(ZCuZn25A16Fe3Mn3)
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四開(kāi)環(huán)Four piece ring
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1Cr13
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20Cr1MoVA
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