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？
Swagelok Resources Curated for You
How to Select the Right Valves for Your Industrial Fluid System
Learn how to apply the practical STAMPED method to select the valves most suited to your industrial fluid or sampling system design applications.
How to Isolate Industrial Fluid Systems with Block Valves
The isolation of industrial fluid system lines prior to maintenance is vital to plant safety. One of the safest ways to isolate a fluid system line is to install two block valves. Learn how to design proper configurations for your system.
One New Valve. Three Reasons It Could Change Semiconductor Manufacturing
Find out how the latest innovation in atomic layer deposition (ALD) valve technology is changing the game for high-tech semiconductor manufacturers.
Q&A: Semiconductor Manufacturing Past, Present, and Future
Find out how collaboration between semiconductor tool OEMs, microchip manufacturers, and fluid system solutions providers has enabled the semiconductor market to keep up with the demands of Moore’s Law for decades, and where we go from here.