◆產(chǎn)品用途
低溫閘閥適用于甲烷、液態(tài)天然氣、已烯、二氧化碳、液氨、液氧、液氮、液氫等低溫介質(zhì)
■執(zhí)行標(biāo)準(zhǔn) |
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Executive Standard |
項(xiàng)目 ltem |
結(jié)構(gòu)長度 Face to face |
法蘭標(biāo)準(zhǔn) Flange standard |
標(biāo)準(zhǔn) Standard |
ANSI B16.10 | ANSI B16.5 |
■主要零件材料 |
Material for main parts |
零件名稱 Name of parts |
閥體、閥蓋 Body、Bonnet |
閥板、閥座、閥桿 Disc,Seat,Stem |
填料 Packing |
支架 Yoke |
材料 Materials |
A352-LCB、 A352-LC3、 A351-CF8 |
A182-F304 | 聚四氟乙烯 Polytetrafluo- roethylene |
A216-WCB |
■主要性能規(guī)范 Cjoef propertg and specification |
型號(hào) Type |
公稱壓力PN(Lb)- Nominal Pressure |
常溫試驗(yàn)壓力 Test pressure atmormal temperature |
低溫密封試驗(yàn)壓力(MPa) Test pressure of se aling at low temperature |
工作溫度及適用介質(zhì) Woking temperature vand applicable medium |
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殼體 Shell |
密封 Sealing |
上密封 Back seal |
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DZ44Y-150(lb) | 150 | 3.0 | 0.6 | 2.2 | 0.6 | -46℃,氨、 液氨、丙烷 Ammonia,liquid nitrogen,prorane |
-101℃乙烯、 二氧化碳 Ethylene, Carbon dioxide |
-196℃甲烷、 液化天然氣 Methane Liquefied natural gas |
DZ44Y-600(lb) | 600 | 15.0 | 0.6 | 11.0 | 0.6 |
■主要外形尺寸和連接尺寸 Main external and connecting dimensions |
公稱壓力(Lb) Nominal Pressure |
公稱通徑NPS Nominal diameter |
HHHHHH | JJLJJ | H | ||
in | mm | -46℃ | -101℃ | -196℃ |
DJ40Y-150Lb | |||||||
150 | 2 | 50 | 203 | 110 | 130 | 170 | |
3 | 80 | 241 | 120 | 150 | 190 | ||
4 | 100 | 292 | 130 | 160 | 200 | ||
5 | 125 | 356 | 130 | 160 | 200 | ||
6 | 150 | 406 | 140 | 170 | 220 | ||
8 | 200 | 495 | 140 | 170 | 200 |
DJ40Y-300Lb | |||||||
300 | 2 | 50 | 267 | 414 | 130 | 170 | |
3 | 80 | 292 | 466 | 150 | 190 | ||
4 | 100 | 318 | 466 | 160 | 200 | ||
6 | 150 | 356 | 528 | 170 | 220 | ||
8 | 200 | 445 | 678 | 170 | 220 |
DJ40Y-150Lb | |||||||
600 | 2 | 50 | 292 | 110 | 130 | 170 | |
3 | 80 | 356 | 120 | 150 | 190 | ||
4 | 100 | 432 | 130 | 160 | 200 | ||
5 | 125 | 508 | 130 | 160 | 200 | ||
6 | 150 | 559 | 140 | 170 | 220 | ||
8 | 200 | 660 | 140 | 170 | 220 |