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A27H 彈簧微啟式安全閥
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彈簧微啟式安全閥(A27H)
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Description:
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係列 Series
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A27H-10 A27H-16 A27H-25 A27H-40 A27Y-10P A27Y-16P A27Y-25P A27Y-40P A27Y-10R A27Y-16R A27Y-25R A27Y-40R
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A27H型適用於工作溫度≤200℃的水、空氣、蒸氣等介質的設備或管路上。A27Y適用於工作溫度≤200℃有腐蝕性介質的設備或管路上，作為超壓保護裝置。
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A27H type are used for the equipment and pipeline of water, air, steam etc. medium what the working temperature are less than 200 . A27Y type are used for the equipment and pipeline of the quality with corrode me-dium what the working tempe-rature are less than 200 . Take for extra pressure devices.
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主要零部件材料 Explanation of materials for main parts
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NO.
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Name of part
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A27H Materials
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A27W-P Materials
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A27W-R Materials
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1
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Body
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HT350
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ZG1Cr18Ni9Ti
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ZG1Cr18Ni12Mo2Ti
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2
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Nozzle
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35
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ZG1Cr18Ni9Ti
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ZG1Cr18Ni12Mo2Ti
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3
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Adjusting ring
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2Cr13
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1Cr18Ni9Ti
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1Cr18Ni12Mo2Ti
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4
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Disc
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2Cr13
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1Cr18Ni9Ti
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1Cr18Ni12Mo2Ti
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5
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Spring
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50CrVA
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50CrVACoated Teflon
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50CrVACoated Teflon
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6
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Stem
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2Cr13
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2Cr13
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1Cr18Ni9Ti
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7
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Adjusting bolt
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45
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2Cr13
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1Cr18Ni9Ti
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8
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Cap
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ZG200-400
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ZG200-400
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1Cr18Ni9Ti
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Sealing surface of material
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D507 Depositing D507
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CoDepositing stellite
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10
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Adjusting nut
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Q235-A
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2Cr13
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1Cr18Ni12Mo2Ti
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Sealing surface of material
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"Y" CoDepositing stellite, "H" D507 Depositing D507, "W"body
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外形尺寸和連接尺寸 Dimensions (mm)
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Nominal diameter
DN (mm)
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Dimensions (mm)
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do
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Rc
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L
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L1
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G
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H
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15
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10
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1/2"
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40
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65
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1/2"
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135
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20
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15
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3/4"
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45
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70
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3/4"
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140
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25
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20
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1"
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45
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76
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1"
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155
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32
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25
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11/ "
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55
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85
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11/ "
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170
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40
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32
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11/ "
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55
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85
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11/ "
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310
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50
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40
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2"
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67
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100
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2"
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322
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65
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50
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21/ "
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76
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112
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21/ "
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344
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80
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65
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3"
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110
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135
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3"
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395
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