世伟洛克® LD 系列大宗气体隔膜阀设计用于工作压力高达 300 psig (20.6 bar) 的切断、大宗气体分配和隔离服务。三个不同的隔膜提供了强度、灵活性和循环寿命的理想组合，而全金属设计则增强了安全性和耐用性。
世伟洛克 LD 系列阀门还采用创新设计，消除了湿润区域的弹簧和螺纹，从而实现了更清洁的操作并降低了污染风险。此外，独特的带 PCTFE 插件的补偿阀杆头设计可提高关断的密封性，并防止因过度拧紧而造成损坏。
规格
| 工作压力 | 最高 300 psig (20.6 bar) |
| 温度 | –20° 至 300°F（–28° 至 148°C） |
| 流量系数 | 最高 13 |
| 阀体材料 | CF3M 铸造不锈钢、锻造和棒材 316L 不锈钢 |
| 隔膜材料 | 316L 不锈钢 |
| 端接 | 类型：世伟洛克® 卡套管接头，外螺纹 VCR® 面密封接头，内螺纹 NPT，内螺纹 ISO，卡套管延长管 尺寸：1/4 至 1 in.；12 至 25 mm |
是否对大宗气体隔膜阀有任何疑问？
Bulk Gas Diaphragm Valves Catalogs
Locate detailed product information, including materials of construction, pressure and temperature ratings, options, and accessories.
Features: Working pressures up to 300 psig (20.6 bar); Shutoff, bulk-gas distribution, and isolation service; Cast, forged, and bar stock stainless steel body material; 1/4 to 1 in. and 12 to 25 mm end connections
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