弹簧对夹式止回阀

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弹簧对夹式止回阀

Type：H77X，H71W，H47H

Subtitle：Quick-Closing Wafer Check Valve

The Spring Loaded Wafer Check Valve is a compact, high-performance non-return valve designed to prevent reverse flow in piping systems requiring rapid closure and minimal pressure drop. Featuring a spring-assisted disc and wafer-style design, this valve ensures immediate sealing upon flow reversal, making it ideal for applications where water hammer prevention and space efficiency are critical. Constructed from stainless steel, carbon steel, or ductile iron, this valve is durable and corrosion-resistant, suitable for water, steam, oil, and gas systems. Its lightweight, flangeless design simplifies installation and reduces system weight, while the spring mechanism enhances reliability in dynamic flow conditions.

类别：对夹式止回阀

工作条件食品厂, 造纸厂, 石化工业, 制药厂

产品概览	The Spring Loaded Wafer Check Valve is a compact, high-performance non-return valve designed to prevent reverse flow in piping systems requiring rapid closure and minimal pressure drop. Featuring a spring-assisted disc and wafer-style design, this valve ensures immediate sealing upon flow reversal, making it ideal for applications where water hammer prevention and space efficiency are critical. Constructed from stainless steel, carbon steel, or ductile iron, this valve is durable and corrosion-resistant, suitable for water, steam, oil, and gas systems. Its lightweight, flangeless design simplifies installation and reduces system weight, while the spring mechanism enhances reliability in dynamic flow conditions.

主要功能	Spring-Assisted Closure:Integrated spring ensures rapid disc closure, minimizing water hammer and backflow risks.Low cracking pressure (as low as 0.1 psi) for efficient operation. Wafer Design:Compact and lightweight, ideal for space-constrained installations.Installed between flanges without additional bolts or gaskets. 低电阻设计Optimized flow path minimizes pressure drop, reducing energy consumption.Suitable for high-flow systems such as HVAC and water distribution networks. 耐用的结构Body materials: Stainless steel (ASTM A351 CF8M), Carbon steel (ASTM A216 WCB), or Ductile iron (EN-GJS-400-18).Internals: Stainless steel disc and spring for corrosion resistance. 遵守规定：Meets API 594, ASME B16.34, and ISO 17292 standards for industrial applications.

运行优势	Rapid Closure: Spring mechanism ensures instant sealing, preventing backflow and water hammer. Energy Efficiency: Low pressure drop reduces pump workload and energy costs. Space-Saving: Wafer design minimizes installation space and system weight. Low Maintenance: Self-cleaning disc and corrosion-resistant materials extend service life.

Why Choose Our Spring Loaded Wafer Check Valve?	Proven Reliability: Trusted in HVAC, water treatment, and industrial systems. Global Compliance: Meets API, ASME, and ISO standards for international projects. Custom Solutions: Optional coatings (epoxy, PTFE) or high-temp materials (Inconel). Fast Delivery: Standard sizes in stock with 7-day global shipping.

中型

燃气, 油类, 石油, 蒸汽, 水

工作条件

食品厂, 造纸厂, 石化工业, 制药厂, 污水处理厂, 水厂

总结

The Spring Loaded Wafer Check Valve is a versatile, high-efficiency solution for preventing reverse flow in dynamic piping systems. Its spring-assisted closure, compact wafer design, and compliance with industry standards make it ideal for applications demanding rapid response and space optimization. Whether in water treatment plants, HVAC networks, or industrial processes, this valve ensures reliable performance with minimal maintenance.

产品参数

尺寸范围	2" to 24" (DN50 to DN600)
压力等级	Class 150 to Class 900 (ASME B16.34)
温度范围	-29°C至200°C（-20°F至392°F）
车身材料	Stainless Steel (CF8M), Carbon Steel (WCB), Ductile Iron (EN-GJS-400-18)
圆盘材料	Stainless Steel (316/304)
弹簧材料	Stainless Steel (Inconel X750 for high-temp applications)
末端连接	Wafer (fits between ANSI/EN/DIN flanges)