Q45F三通球閥產(chǎn)品特點(diǎn)
一、兩閥座密封三通球閥結(jié)構(gòu)緊湊、外型美觀、密封性能好。它能實(shí)現(xiàn)對管道中介質(zhì)流向的切換。也能使相互垂直的兩個通道連通或關(guān)閉。
二、四閥座密封三通球閥造型美觀,結(jié)構(gòu)緊湊合理,它不僅可實(shí)現(xiàn)介質(zhì)流向的切換,也可使三個通道相互連通,同時也可關(guān)閉任一通道,使另外兩個通道連通,靈活控制管路中介質(zhì)的合流或分流
Q45F三通球閥主要零件材質(zhì)Main Patrs and Materials
零件名稱 Accessory name | 材 質(zhì) Material | |
GB | ASTM | |
閥體、閥蓋 Body,bonnet | WCB | A216-WCB |
密封圈 Sealing Ring | PTFE、對位聚苯 PTFE、Counterpoint polypheny1 | PTFE、對位聚苯 PTFE、Counterpoint polypheny1 |
球體 Ball | 1Cr18Ni9Ti | SS 304 |
閥座、閥桿 Seat、Stem | 2Cr13 | A246-416 |
雙頭螺柱 Dual-head double-screw bolt | 35CrMoA | A193-B7 |
備注:三通球閥一般采用兩閥座結(jié)構(gòu),如流向圖A所示兩種工況。選用兩閥座L型結(jié)構(gòu)(即Q44型)。流向圖B中①和④兩種工況亦可選用兩閥座T型結(jié)構(gòu)(即Q45型)。流向圖B 中②和③兩種工況必須選用四閥座T型結(jié)構(gòu)(即Q45型)。
其余工況也可選用四閥座結(jié)構(gòu),但應(yīng)在訂貨合同中注明閥座結(jié)構(gòu)。如閥門有其它要求請參閱樣本《球閥的型號編制方法》填寫相應(yīng)的要求代號。
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Q45F三通球閥主要性能規(guī)范 Main Performance Spcification
公稱壓力 PN(MPa) Nominal diameter | 試驗(yàn)壓力 Test pressure | |||
殼體 Shell | 高壓液密封 High-pressure liquid sealing | 低壓氣密封 Low-pressure hermetic sealing | ||
1.6 | 2.4 | 1.76 | 0.6 | |
2.5 | 3.75 | 2.75 | ||
4.0 | 6.0 | 4.4 | ||
CLASS150 | 3.O | 2.2 | ||
適用工況 Applicable Operating Mode | 適用介質(zhì) Applicable medium | 水、油品、氣等非腐蝕介質(zhì)和酸堿腐蝕介質(zhì) Non-corrosion medium such as water, oil products, and gas, etc,and nitric acid corrosion medium. | ||
適用溫度 Applicable temperature | -28-350℃ | |||
應(yīng)用規(guī)范 Applicable specification | 連接法蘭 Connecting flange | JB79-59、GB9113、HG20592-97、ANSI B16.5 | ||
檢驗(yàn)試驗(yàn) Test and inspection | GB9/T 9092-99、API 598 | |||
其余制造規(guī)范均按本廠標(biāo)準(zhǔn) Other manufacturing standard is according to the standard of our factory. |
Q45F三通球閥主要外型與連接尺寸表Form of Main Types and Connecting Dimension
公稱壓力或壓力級 Nominal pressure | 主要尺寸 Main dimension | 公稱通徑 | |||||||||||
15/1/2″ | 20/3/4″ | 25/1″ | 32/11/4″ | 40/11/2″ | 50/2″ | 65/21/2″ | 80/3″ | 100/4″ | 125/5″ | 150/6″ | 200/8″ | ||
PN1.6MR | L | 150 | 150 | 180 | 200 | 220 | 240 | 260 | 280 | 320 | 380 | 440 | 550 |
PN2.5MPa | L1 | 75 | 75 | 90 | 1OO | 1 O | 120 | 130 | 140 | 160 | 190 | 220 | 275 |
PN4.OMR | H | 90 | 90 | 102 | 115 | 135 | 140 | 155 | 185 | 21O | 275 | 305 | 335 |
CLASS1 50 | W | 140 | 140 | 155 | 250 | 250 | 350 | 350 | 420 | 700 | 1000 | 1300 | 1800 |