DJ41Y型低溫截止閥
當(dāng)前位置：上海滬一閥門有限公司 - 截止閥 - 低溫截止閥 - DJ41Y型低溫截止閥
產(chǎn)品說(shuō)明：
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一、產(chǎn)品[低溫截止（節(jié)流）閥]的詳細(xì)資料:
產(chǎn)品名稱：低溫截止（節(jié)流）閥
產(chǎn)品特點(diǎn)：國(guó)標(biāo)低溫截止閥,國(guó)標(biāo)低溫節(jié)流閥,低溫截止閥
二、執(zhí)行標(biāo)準(zhǔn)：
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設(shè)計(jì)與制造
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結(jié)構(gòu)長(zhǎng)度
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浩蘭尺寸
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壓力-溫度
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試驗(yàn)-檢驗(yàn)
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JB/T7749
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GB12221
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JB79
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GB9131
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JB/T9092
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三、壓力試驗(yàn)：
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公稱壓力PN
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1.6
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2.5
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4.0
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強(qiáng)度試驗(yàn)
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2.4
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3.8
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6.0
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水密封試驗(yàn)
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1.8
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2.8
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4.4
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上密封試驗(yàn)
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1.8
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2.8
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4.4
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氣密封試驗(yàn)
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0.4-0.7
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四、主要零件材料及性能：
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體蓋板
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閥桿
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密封面
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墊片
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埴料
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工作溫度℃
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適用介質(zhì)
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LCB
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1Cr17Ni12
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DTL/DTL
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1Cr13/柔性石墨低溫石棉
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PTFE
浸四氟乙
烯石棉繩
柔性石墨
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-46
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丙烷/丙烯
甲醇,乙烷
煤氣/液氨
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LC1
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-60
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LC2
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-73
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LC3
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1Cr18Ni9Ti
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-101
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LC4
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-115
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LC8
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-196
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五、國(guó)標(biāo)低溫截止閥(節(jié)流)閥 PNl.6MPa一4.0MPa 規(guī)格主要尺寸：
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1.6MPa
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DN
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L
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D
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D1
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D2
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b
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n-Φd
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H
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D0
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-46℃
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4-101℃
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-196℃
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凸面法蘭
RF
DJ41Y-16L
DJ41Y-16L C1
DJ41Y-16L C2 DJ41Y-16L C3
DJ41Y-16L C4 DJ41Y-16P
DJ41Y-16R
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50
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230
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160
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125
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100
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16
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4-Φ18
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460
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480
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520
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240
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65
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290
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180
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145
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120
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18
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4-Φ18
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475
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505
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525
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280
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80
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310
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195
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160
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135
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20
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8-Φ18
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520
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550
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590
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280
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100
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350
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215
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180
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155
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20
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8-Φ18
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545
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575
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615
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320
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125
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400
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245
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210
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185
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22
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8-Φ18
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590
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620
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660
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360
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150
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480
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280
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240
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210
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24
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8-Φ23
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650
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680
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730
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400
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200
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600
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335
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295
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265
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26
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12-Φ23
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850
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880
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930
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400
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250
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730
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405
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355
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320
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30
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12-Φ25
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956
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986
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1036
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450
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300
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850
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460
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410
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375
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30
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12-Φ25
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1095
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1125
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1175
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500
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2.5MPa
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50
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230
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160
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125
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100
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20
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4-Φ18
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460
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460
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520
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240
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凸面法蘭
RF
DJ41Y-25L
DJ41Y-25L C1
DJ41Y-25L C2 DJ41Y-25L C3
DJ41Y-25L C4 DJ41Y-25P
DJ41Y-25R
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65
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290
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180
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145
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120
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22
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8-Φ18
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475
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505
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525
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280
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80
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310
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195
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160
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135
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22
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8-Φ18
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520
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550
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590
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280
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100
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350
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230
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190
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160
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24
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8-Φ23
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545
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575
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615
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320
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125
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400
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270
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220
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188
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28
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8-Φ25
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590
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620
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660
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360
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150
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480
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300
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250
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218
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30
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8-Φ25
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650
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680
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730
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400
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200
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600
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360
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310
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278
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34
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12-Φ25
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850
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880
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930
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400
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250
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730
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425
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370
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332
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36
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12-Φ30
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956
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986
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1036
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450
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300
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850
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485
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430
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390
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40
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16-Φ30
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1095
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1125
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1175
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500
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4.0MPa
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50
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230
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160
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125
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100
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20
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4-Φ18
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483
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504
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546
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240
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凸面法蘭
RF
DJ41Y-40L
DJ41Y-40L C1
DJ41Y-40L C2 DJ41Y-40L C3
DJ41Y-40L C4 DJ41Y-40P
DJ41Y-40R
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65
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290
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180
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145
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120
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22
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8-Φ18
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499
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530
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551
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280
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80
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310
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195
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160
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135
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22
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8-Φ18
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546
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578
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620
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280
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100
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350
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230
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190
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160
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24
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8-Φ23
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572
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604
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646
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320
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125
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400
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270
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220
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188
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28
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8-Φ25
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620
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651
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693
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360
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150
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480
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330
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2850
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218
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30
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8-Φ25
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683
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741
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767
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400
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200
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600
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375
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320
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282
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38
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12-Φ30
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893
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924
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977
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400
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250
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730
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445
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385
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345
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42
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12-Φ34
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1004
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1035
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1088
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450
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300
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850
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510
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450
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408
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46
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16-Φ34
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1150
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1181
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1234
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500
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