法兰连接四通球阀
产品特点
四通换向球阀为X形垂直通道的球阀，它的特点是球体的两条通道为X形布置.四个通道口径均布子球体赤道圆周截面上，当球体沿顺时针旋转90度时，能使相近的两个通道实现两两相通。
本阀门系列可配置多种驱动装置。
主要零件材质Main Patrs and Materials
| 零件名称 Accessory name | 材 质 Material | |
| GB | ASTM | |
| 阀体、阀盖 Body,bonnet | WCB | A216-WCB |
| 密封圈 Sealing Ring | PTFE、对位聚苯 PTFE、Counterpoint polypheny1 | PTFE、对位聚苯 PTFE、Counterpoint polypheny1 |
| 球体 Ball | 1Cr18Ni9Ti | SS 304 |
| 阀座、阀杆 Seat、Stem | 2Cr13 | A246-416 |
| 双头螺柱 Dual-head double-screw bolt | 35CrMoA | A193-B7 |
主要性能规范 Main Performance Spcification
| 公称压力 PN(MPa) Nominal diameter | 试验压力 Test pressure | |||
| 壳体 Shell | 高压液密封 High-pressure liquid sealing | 低压气密封 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 | ||
| 适用工况 Applicable Operating Mode | 适用介质 Applicable medium | 水、油品、气等非腐蚀介质和酸碱腐蚀介质 Non-corrosion medium such as water, oil products, and gas, etc,and nitric acid corrosion medium. | ||
| 适用温度 Applicable temperature | -28-350℃ | |||
| 应用规范 Applicable specification | 连接法兰 Connecting flange | JB79-59、GB9113、HG20592-97、ANSI B16.5 | ||
| 检验试验 Test and inspection | GB9/T 9092-99、API 598 | |||