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執入標準Administer standard
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● 制造與驗收技術條件按日本火力發電用閥門標準E101和JB/T3595-93的規定；
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● 結構長度按E101的規定或按用戶提供尺寸
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● 焊接坡口接電力工業管理標準78DG的規定或按用戶提供尺寸。
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● The manufalture and aueptanle specigication shan be based on the japanese standard E101 applied for the thermal powerand JB/T3595-93
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● The length shall bein line with E101 or by user’s speeification.
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● Welding groove shan be in auordanle with power industrh spe-cification 78DG or hg user’ specification
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● The size in inclose is old production’s size
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性能規范Property and specifiecation
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產品型號 Product type公稱壓力PN(MPa)Nominal pressure
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試驗壓力(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Appicable medium
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強度試驗Sheel test
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密封試驗/上密封實驗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Part name
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材料牌號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Sealing ring
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S軟鋼(增強柔性石墨)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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四開環Four piece ring
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1Cr13
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20Cr1MoVA
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主要尺寸及重量Main dimensions and weight
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公稱通徑DNNominal diameter
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主要外形尺寸和連接尺寸(mm)Main external and connecting dimensions
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電動裝置Electric dewice
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重量(kg)Weight
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d
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L
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H
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L1
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L2
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Z60Y/Z62Y-250
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100
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84
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406
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1164
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437
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277
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DZW45
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234
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125
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100
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483
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1402
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437
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277
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DZW60
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343
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175
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158
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711
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1650
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554
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309
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DZW180
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638
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225
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200
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864
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1650
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554
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309
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DZW180
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654
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