世伟洛克® 波纹管密封阀
世伟洛克波纹管密封阀旨在降低泄漏的可能性，其中许多阀门采用无填料设计或焊接密封。在对大气密封非常关键的应用中，此类阀门可提供可靠的无泄漏性能，从而确保操作员的安全并使工艺按预期运行。
查看波纹管阀世伟洛克波纹管密封阀有多种样式和配置可供选择，使用户能找到适用于常规和高纯应用的选项。可选项包括阀体与波纹管之间采用垫片密封或焊接密封、用于关断或调节功能的阀杆头、各种端接、广泛的流量系数范围以及面板安装或底部安装方式。
- 世伟洛克专业的波纹管密封阀配备千分尺手柄，阀杆位置可实现小至 0.001 in. (0.025 mm) 的增量调节，从而实现精确且可重复的流量设定。
- 用于切换功能的紧凑型世伟洛克波纹管密封阀，可通过手动和弹簧复位或双作用气动执行机构将流体从一条管路切换至另一条管路。
- 高压气动驱动的世伟洛克波纹管密封阀能够可处理较高的工作压力和温度，以满足工艺要求
- 部分世伟洛克波纹管密封阀配备二级密封系统，即使主密封失效，也能防止介质泄漏到大气中，从而提高了阀门的可靠性、通用性和安全性。
在选择波纹管阀方面需要帮助吗？
Bellows-Sealed Valves Categories
Bellows-Sealed Multi-Valve Manifolds, V3 Series
The Swagelok® 3-valve manifold uses bellows-sealed valves for systems with difficult fluid containment requirements.
Bellows-Sealed Valves for Switching Service, BY Series
Discover the BY Series Bellows-Sealed Valve for switching service. Compact, packless design with Torlon® stem guide for consistent shutoff.
General-Service Bellows Valves, B and H Series
Ensure reliable shutoff with precision-formed metal bellows valves with gasketed or welded body-to-bellows seals and stem tips for regulating service.
High-Pressure Bellows Valves, HB Series
Explore high-pressure, pneumatically actuated bellows-sealed valves with all-metal seal to atmosphere and with full pressure rating in either direction.
High-Purity Bellows Valves, BN Series
Discover high-purity valves with positive stem retraction, smooth actuation, and union bonnet construction for enhanced cycle life and cleanliness.
High-Temp Bellows Valves with Secondary Packing, U Series
Enhance reliability and versatility with Swagelok® U series bellows-sealed valves, which feature a secondary containment system that prevents atmospheric leaks.
Metering Bellows Valves, BM Series
Reliable metering bellows valves feature a hardened stainless steel actuator, six-turn max flow, and slotted handles for screwdriver adjustments.
Pneumatic Actuators
Enhance your system's performance with high-quality pneumatic actuators for bellows-sealed valves, designed for reliable and precise fluid control.
Spare Parts and Accessories
Find high-quality components designed for optimal compatibility. Spare parts and accessories for stem tip kits, bellows kits, indicator switch kits, and gasket kits.
波纹管密封阀目录
查找详细的产品信息，包括结构材料、额定压力和温度、选购件及配件。
Swagelok® B series bellows-sealed valves are available in a range of configurations to meet a variety of system needs. Gasketed and weld body-to-bellows seals, shutoff and regulating stem tips, and several end connections are offered.
Swagelok® BM series bellows-sealed metering valves use a micrometer handle for precise, repeatable flow settings at pressures up to 700 psig (48.2 bar) and temperatures up to 900°F (482°C).
Features: Compact size; Working pressures up to 1000 psig (68.9 bar); Temperatures up to 600˚F (315˚C)
Features: Compact, packless valve switches flow from one line to another. Torlon® stem guide ensures proper alignment for consistent shutoff performance. Manual and spring-return and double-acting pneumatic actuators are available. End connections include 1/4 in. Swagelok® VCR® metal gasket face seal fittings and 1/4 in. Swagelok tube fittings.
Packless valves with all-metal seal to atmosphere; Working pressures up to 3500 psig (241 bar); Temperatures up to 400°F (204°C); VCR® face seal fitting, Swagelok® tube fitting, and weld end connections
Features: Secondary containment system above the bellows; Working pressures up to 2500 psig (172 bar); Temperatures up to 1200°F (648°C); 1/4, 3/8, 1/2, 3/4, and 1 in.; 6, 10, and 12 mm end connections; Stainless steel material
Features: Packless valves with all-metal seal to atmosphere; Working pressures up to 500 psig (34.4 bar); Temperatures up to 200°F (93°); 1/4 to 1/2 in. and 6 to 12 mm end connections
世伟洛克为您精心准备的产品、服务和解决方案
如何为您的工业流体系统选择合适的阀门
了解如何应用实用的 STAMPED 方法来选择适合您的工业流体或取样系统设计应用的阀门。
低排出認証付きバルブを使用して、フュージティブ・エミッション（排出物の漏れ）に伴うコストを最小限に抑える
化学／石油精製業界では、フュージティブ・エミッションに関する懸念が高まっています。低排出認証付きバルブを使用することで、施設と収益を保護することができます。今回は、低排出認証付きバルブとは何か、どのように試験を行っているか、そして低排出認証付きバルブを使用するとどのようなメリットが得られるかを紹介します。
ブロック・バルブで一般産業用流体システムを遮断する方法
一般産業用流体システムのメンテナンスを行う際は、プラントの安全を確保するため、事前にラインを遮断する必要があります。流体システム・ラインを安全に遮断できる方法のひとつは、2個のブロック・バルブを並べて取り付ける方法です。今回は、システムに最適な構成を設計する方法を紹介します。
1つの新しいバルブが半導体製造を変える3つの理由
今回は、原子層蒸着（ALD）バルブの最新テクノロジーが、ハイテク半導体メーカーにもたらす影響について紹介します。