旋启式止回阀

钢制旋启式止回阀是一种标准非回流阀，专为广泛的工业和商业应用设计，用于防止逆流。采用旋启式阀瓣设计，该阀门确保可靠密封且压降极小，是水、蒸汽、气体和油类系统的多功能且经济高效的解决方案。阀体由碳钢或不锈钢制成，耐用、耐腐蚀，适用于中等压力和温度条件。其简单而坚固的设计便于安装和维护，使其成为通用流量控制的热门选择。.

对夹式旋启止回阀是一种紧凑、轻量化的非回流阀，专为对空间和重量有严格要求的管道系统设计，用于防止逆流。采用对夹式设计，该阀门安装在法兰之间，非常适合需要低剖面解决方案而不影响性能的应用场景。阀体由碳钢、不锈钢或球墨铸铁制成，耐用且耐腐蚀，适用于水、蒸汽、油和气体系统。其旋启式阀瓣设计确保可靠密封且压降极小，而紧凑的外形简化了安装并减少了系统整体重量。.

2500LB旋启式止回阀是一种超高压、重型阀门，专为最严苛的工业应用设计。额定等级为Class 2500（ASME B16.34），该阀门经过工程优化，可承受极端压力（高达420 bar/6,090 psi）和高温（高达800°F/427°C），非常适合石油天然气、石油化工和发电行业的关键应用。阀体由锻钢（碳钢或合金钢）制成，具有卓越的强度和耐用性，确保在超高压系统中的可靠性能。其旋启式阀瓣设计确保压降最小化，并在流向逆转时立即密封，而坚固的结构提供了长期可靠性...

1500LB旋启式止回阀是一种高压、重型阀门，专为关键工业应用中的逆流防止设计。额定等级为Class 1500（ASME B16.34），该阀门经过工程优化，可承受极端压力和温度，非常适合石油天然气、石油化工和发电行业。采用旋启式阀瓣设计，该阀门确保可靠密封且压降极小，而坚固的结构在恶劣操作条件下提供长期耐用性。阀门提供多种材料选择，包括碳钢、不锈钢和合金钢，以满足不同介质和环境的需求。.

The Rubber Flap Check Valve is a highly efficient, non-return valve designed for water, wastewater, and slurry applications. Featuring a flexible rubber flap, this valve ensures reliable sealing with minimal pressure drop, making it ideal for systems where low resistance and debris tolerance are critical. Constructed from durable materials such as EPDM or NBR rubber and cast iron or stainless steel, this valve is resistant to corrosion and abrasion, ensuring long-term performance in demanding environments. Its simple yet robust design allows for easy installation and maintenance, making it a cost-effective solution for municipal, industrial, and irrigation systems.

The Forged Steel Swing Check Valve is a compact, high-performance solution designed for small pipeline backflow prevention (DN15-DN50). Featuring precision-forged construction and a lightweight swing disc, it ensures reliable one-way flow control in instrumentation, sampling, and utility systems. This valve operates automatically and is not suitable for flow regulation.

Our stainless steel threaded check valve provides automatic backflow prevention in compact piping systems. Manufactured from AISI 304/316 stainless steel, it offers corrosion resistance and maintenance-free operation for liquid and gas applications.