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              台湾三通四密封球阀有T型和L型。T型能使三条正交的管道相互联通和切断第三条通道,起分流、合流作用。L型只能连接相互正交的两条管道,不能同时保持第三条管道的相互连通,只起分配作用。产品特点:(1)、三通球阀在结构上采用一体化结构,4面阀座的密封型式,法兰联接少,可靠性高,设计实现了轻量化。(2)、三通球芯分T型和L型,使用寿命长,流通能力大,阻力小。(3)、球阀按作用式分单作用和双作用两种型式,单作用式的特点是一旦动力源发生故障时,球阀将处于控制系统要求的状态。 
 TW.Q45F三通四密封球阀标准: 
(1)、设计、制造按API600 API6D (2)、结构长度按ZMV-2002 (3)、法兰尺寸按ANSIB16.5 (4)、试验和检验按API598 API6D 
TW.Q45F三通四密封球阀规范: 
(1)、设计、制造按GB12237-89 
(2)、结构长度按ZMV-2002 (3)、连接法兰JB79-94 (4)、阀门检查和试验按GB13927-89 
台湾三通四密封球阀主要零件材料: 
| 
 序号 No.   | 
 材料标准   | 
 材料牌号   |  
| 
 碳钢   | 
 不锈钢   |  
| 
 零件名称   | 
 GB   | 
 ASTM   | 
 GB   | 
 ASTM   |  
| 
 01   | 
 排污塞   | 
 2Cr13   | 
 A276-410   | 
 1Cr18Ni9Ti 1Cr18Ni12Mo2Ti   | 
 F304/F316/ F304L/F316L   |  
| 
 02   | 
 阀体   | 
 WCB   | 
 A216-WCB   | 
 ZG1Cr18Ni9Ti ZG1Cr18Ni12M02Ti   | 
 CF8/CF8M/ CF3/CF3M   |  
| 
 03   | 
 阀座O形圈   | 
 氟橡胶   | 
 氟橡胶   | 
 氟橡胶   | 
 氟橡胶   |  
| 
 04   | 
 阀座弹簧   | 
 17-7PH   | 
 17-7PH   | 
 17-7PH   | 
 17-7PH   |  
| 
 05   | 
 阀座   | 
 PTFE;PPL   | 
 PTFE;PPL   | 
 PTFE;PPL   | 
 PTFE;PPL   |  
| 
 06   | 
 阀座支承圈   | 
 25镀铬 25HRC   | 
 A105镀铬 A105HRC   | 
 1Cr18Ni9Ti 1Cr18Ni12Mo2Ti   | 
 F304/F316/ F304L/F316   |  
| 
 07   | 
 球体   | 
 1Cr18Ni9Ti   | 
 304   | 
 1Cr18Ni9Ti 1Cr18Ni12Mo2Ti   | 
 F304/F316/ F304L/F316   |  
| 
 08   | 
 球体键   | 
 40Cr   | 
 40Cr   | 
 1Cr17Ni2   | 
 1Cr17Ni2   |  
| 
 09   | 
 上阀杆   | 
 2Cr13   | 
 A276-410   | 
 1Cr18Ni9Ti 1Cr18Ni12Mo2Ti   | 
 F304/F316/ F304L/F316L   |  
| 
 10   | 
 侧盖   | 
 WCB   | 
 A216-WCB   | 
 ZG1Cr18Ni9Ti ZG1Cr18Ni12M02Ti   | 
 CF8/CF8M/ CF3/CF3M   |  
| 
 11   | 
 垫圈   | 
 氟橡胶;PTFE;金属夹石墨   | 
 17-7PH   |  
| 
 12   | 
 螺母   | 
 45   | 
 A194-2H   | 
 0Cr18Ni   | 
 A194-8M   |  
| 
 13   | 
 双头螺柱   | 
 35CrMoA   | 
 A193-B7   | 
 1Cr17Ni2   | 
 A193-B8M   |  
| 
 14   | 
 垫圈   | 
 氟橡胶;PTFE;金属夹石墨   |  
| 
 15   | 
 阀盖   | 
 WCB   | 
 A216-WCB   | 
 ZG1Cr18Ni9Ti ZG1Cr18Ni12M02Ti   | 
 CF8/CF8M/ CF3/CF3M   |  
| 
 16   | 
 止推轴承   | 
 PTFE   | 
 PTFE   | 
 PTFE   | 
 PTFE   |  
| 
 17   | 
 压环   | 
 25镀铬 25HRC   | 
 A105镀铬 A105HRC   | 
 1Cr18Ni9Ti 1Cr18Ni12Mo2Ti   | 
 F304/F316/ F304L/F316   |  
| 
 18   | 
 填料O形圈   | 
 氟橡胶   | 
 氟橡胶   | 
 氟橡胶   | 
 氟橡胶   |  
| 
 19   | 
 阀杆O形圈   | 
 氟橡胶   | 
 氟橡胶   | 
 氟橡胶   | 
 氟橡胶   |  
| 
 20   | 
 阀杆填料   | 
 石墨   |  
| 
 21   | 
 填料压盖   | 
 25镀铬 25HRC   | 
 A105镀铬 A105HRC   | 
 1Cr18Ni9Ti 1Cr18Ni12Mo2Ti   | 
 F304/F316/ F304L/F316   |  
| 
 22   | 
 螺钉   | 
 35CrMoA   | 
 A193-B7   | 
 1Cr17Ni2   | 
 A193-B8M   |  
| 
 23   | 
 支架   | 
 WCB   | 
 WCB   | 
 WCB   | 
 WCB   |  
| 
 24   | 
 键   | 
 40Cr   | 
 40Cr   | 
 1Cr17Ni2   | 
 1Cr17Ni2   |  
| 
 25   | 
 盲板   | 
 WCB   | 
 A216-WCB   | 
 ZG1Cr18Ni9Ti ZG1Cr18Ni12M02Ti   | 
 CF8/CF8M/ CF3/CF3M   |  
 | 
 | 
 | 
 | 
 | 
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台湾三通四密封球阀主要外形及连接尺寸: 
| 
 150Lb-300Lb   |  
| 
 尺寸   | 
 inch   | 
 1/2"   | 
 3/4"   | 
 1"   | 
 1-1/4"   | 
 1-1/2"   | 
 2"   | 
 2-1/2"   | 
 3"   | 
 4"   | 
 5"   | 
 6"   | 
 8"   | 
 10"   | 
 12"   |  
| 
 DN   | 
 15   | 
 20   | 
 250   | 
 40   | 
 40   | 
 50   | 
 65   | 
 80   | 
 100   | 
 125   | 
 150   | 
 200   | 
 250   | 
 300   |  
| 
 L   | 
 mm   | 
 140   | 
 160   | 
 180   | 
 200   | 
 220   | 
 240   | 
 260   | 
 280   | 
 320   | 
 380   | 
 440   | 
 540   | 
 -   | 
 -   |  
| 
 H   | 
 mm   | 
 90   | 
 95   | 
 105   | 
 115   | 
 135   | 
 140   | 
 155   | 
 185   | 
 210   | 
 275   | 
 305   | 
 335   | 
 -   | 
 -   |  
| 
 W   | 
 mm   | 
 140   | 
 140   | 
 155   | 
 250   | 
 250   | 
 350   | 
 350   | 
 420   | 
 700   | 
 1000   | 
 1300   | 
 1800   | 
 -   | 
 -   |  
| 
 1/2(L)   | 
 mm   | 
 70   | 
 80   | 
 90   | 
 100   | 
 110   | 
 120   | 
 130   | 
 140   | 
 160   | 
 190   | 
 220   | 
 270   | 
 -   | 
 -   |  
| 
 1.6MPa-4.0MPa   |  
| 
 尺寸   | 
 inch   | 
 1/2"   | 
 3/4"   | 
 1"   | 
 1-1/4"   | 
 1-1/2"   | 
 2"   | 
 2-1/2"   | 
 3"   | 
 4"   | 
 5"   | 
 6"   | 
 8"   | 
 10"   | 
 12"   |  
| 
 DN   | 
 15   | 
 20   | 
 250   | 
 40   | 
 40   | 
 50   | 
 65   | 
 80   | 
 100   | 
 125   | 
 150   | 
 200   | 
 250   | 
 300   |  
| 
 mm   | 
 140   | 
 160   | 
 180   | 
 200   | 
 220   | 
 240   | 
 260   | 
 280   | 
 320   | 
 380   | 
 440   | 
 540   | 
 -   | 
 -   |  
| 
 L   | 
 mm   | 
 90   | 
 95   | 
 105   | 
 115   | 
 135   | 
 140   | 
 155   | 
 185   | 
 210   | 
 275   | 
 305   | 
 335   | 
 -   | 
 -   |  
| 
 H   | 
 mm   | 
 140   | 
 140   | 
 155   | 
 250   | 
 250   | 
 350   | 
 350   | 
 420   | 
 700   | 
 1000   | 
 1300   | 
 1800   | 
 -   | 
 -   |  
| 
 W   | 
 mm   | 
 70   | 
 80   | 
 90   | 
 100   | 
 110   | 
 120   | 
 130   | 
 140   | 
 160   | 
 190   | 
 220   | 
 270   | 
 -   | 
 -  |    |     |    |    |