 新聞中心產品分類 榮譽資質 |
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產品名稱：
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YFA48Y高溫高壓安全閥 |
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產品特點：
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YFA48Y高溫高壓安全閥適用于工作溫度“C型”≤425℃；“I型”≤500℃；“V型”≤500℃；的蒸汽等介質設備或管路上，作為超壓保護裝置。連接法蘭標準按JB/T……94系列1、系列2 |
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主要零部件材料
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NO
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零件名稱
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C型材料
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I型材料
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V型材料
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1
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閥體
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WCB
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ZG1Cr5Mo
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ZG15Cr1MoV
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2
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閥座
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2Cr13
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1Cr18Ni9Ti
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12Cr1MoVA
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3
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調節閥
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2Cr13
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1Cr18Ni9Ti
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1Cr18Ni9Ti
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4
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閥瓣
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2Cr13
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17-4PH
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17-4PH
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5
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導向套
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2Cr13
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1Cr18Ni9Ti
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1Cr18Ni9Ti
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6
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散熱器
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ZG230-450
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ZG230-450
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ZG230-450
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7
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閥蓋
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ZG230-450
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ZG230-450
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ZG230-450
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8
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彈簧
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50CrVA
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50CrVA
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50CrVA
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外形尺寸和連接尺寸
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型號
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公稱通徑
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do
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D
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K
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g
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g1
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b
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f
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f1
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Z-φd
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DN
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D1
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K1
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g3
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g2
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b1
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f
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f1
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Zr-φd1
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L
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L1
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≈H
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YFA48Y-16C
YFA48Y-16I
YFA48Y-16V
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40
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25
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150
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110
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85
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18
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3
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4-18
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50
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165
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125
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100
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20
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3
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4-18
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120
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115
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540
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50
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32
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165
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125
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100
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20
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3
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4-18
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65
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185
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145
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120
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20
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3
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4-18
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135
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120
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618
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65
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40
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185
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145
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120
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20
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3
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4-18
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80
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200
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160
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135
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20
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3
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8-18
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160
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140
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710
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80
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50
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200
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160
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135
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20
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3
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8-18
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100
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220
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180
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155
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22
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3
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8-18
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160
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150
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730
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100
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65
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220
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180
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155
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20
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3
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8-18
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150
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285
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240
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210
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24
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3
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8-23
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225
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175
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892
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150
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100
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285
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240
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210
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24
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3
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8-23
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200
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340
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295
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265
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26
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3
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12-23
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240
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235
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1135
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200
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125
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340
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295
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165
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26
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3
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12-23
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250
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405
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355
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320
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30
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3
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12-26
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290
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210
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1135
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YFA48Y-40
YFA48Y-40I
YFA48Y-40V
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25
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16
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115
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85
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58
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65
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16
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2
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4
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4-14
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32
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140
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100
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78
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18
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2
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4-18
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110
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95
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429
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32
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20
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140
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100
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66
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78
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18
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2
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4
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4-18
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40
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150
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110
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85
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18
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3
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4-18
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115
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100
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421
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40
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25
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150
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110
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76
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85
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18
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3
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4
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4-18
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50
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165
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125
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100
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20
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3
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4-18
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120
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115
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540
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50
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32
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165
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125
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88
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100
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20
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3
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4
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4-18
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65
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165
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145
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120
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20
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3
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4-18
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135
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120
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618
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65
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40
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185
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145
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110
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120
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22
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3
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4
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8-18
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80
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200
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160
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|
135
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20
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3
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8-18
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160
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140
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710
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80
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50
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200
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160
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121
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135
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22
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3
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4
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