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Stainless steel threaded check valve

user — Sun, 20 Apr 2025 13:08:58 +0000

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.

Stainless steel threaded check valve最先出現(xiàn)在Kaiweixi Valve Group Co., Ltd.。

Vertical forged steel check valve

user — Sat, 19 Apr 2025 16:29:53 +0000

The Vertical Forged Steel Check Valve is specifically designed for upward-flowing pipelines in high-pressure, high-temperature applications. Manufactured from premium forged steel, this compact valve features a spring-assisted disc for rapid closure, preventing backflow in steam, gas, and liquid systems up to Class 2500 (PN420) pressure.

Vertical forged steel check valve最先出現(xiàn)在Kaiweixi Valve Group Co., Ltd.。

Forged steel swing check valve

user — Sun, 06 Apr 2025 14:18:44 +0000

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.

Forged steel swing check valve最先出現(xiàn)在Kaiweixi Valve Group Co., Ltd.。

Rubber Flap Check Valve

user — Fri, 21 Jun 2024 14:47:39 +0000

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.

Rubber Flap Check Valve最先出現(xiàn)在Kaiweixi Valve Group Co., Ltd.。

Large diameter check valve

user — Fri, 21 Jun 2024 14:43:00 +0000

The Large Diameter Check Valve is a high-performance, butterfly-style non-return valve designed for large-scale piping systems requiring reliable flow control and water hammer prevention. Suitable for water supply, wastewater treatment, power generation, and industrial processes, this valve prevents reverse flow and protects pipelines and equipment from damage caused by backflow or pressure surges.

Available in sizes ranging from DN300 to DN2600 (12" to 104"), this valve is constructed from durable materials such as ductile iron, carbon steel, or stainless steel, ensuring long-term performance in demanding environments. Its butterfly disc design minimizes pressure drop and provides efficient, low-maintenance operation.

Large diameter check valve最先出現(xiàn)在Kaiweixi Valve Group Co., Ltd.。

Micro Resistance Slow Closing Check Valve

user — Fri, 21 Jun 2024 14:40:23 +0000

The Micro Resistance Slow Closing Check Valve is a large-diameter, high-performance non-return valve designed to prevent reverse flow and mitigate water hammer in high-flow systems such as water supply networks, power plants, and industrial pipelines. Featuring a butterfly disc design and an external hydraulic cylinder, this valve ensures smooth, controlled closure to eliminate pressure surges and protect critical infrastructure.

Constructed from ductile iron, carbon steel, or stainless steel, this valve is built to handle large volumes of water, oil, or gas with minimal pressure drop. Its hydraulic slow-closing mechanism (adjustable from 5 to 60 seconds) provides precise control over closure speed, making it ideal for applications where water hammer prevention is critical.

Micro Resistance Slow Closing Check Valve最先出現(xiàn)在Kaiweixi Valve Group Co., Ltd.。

Hydraulically Controlled Slow Closing Check Valve

user — Fri, 21 Jun 2024 14:38:34 +0000

The Hydraulically Controlled Slow Closing Check Valve is a high-performance, intelligent valve designed for large-scale water supply, power generation, and industrial systems. Developed by our company based on decades of experience and advanced technologies, this valve integrates mechanical, hydraulic, and electrical systems to provide precise flow control, water hammer prevention, and energy efficiency.

Available in two control system types—Standard Hydraulic Accumulator and Locking Hydraulic Accumulator—this valve is widely used in water treatment plants, power stations, steel mills, and chemical plants. It combines the functions of a check valve and a gate valve, offering reliable sealing, low flow resistance, and intelligent control.

Hydraulically Controlled Slow Closing Check Valve最先出現(xiàn)在Kaiweixi Valve Group Co., Ltd.。

Mute Axial Flow Check Valve

user — Fri, 21 Jun 2024 14:04:42 +0000

The Mute Axial Flow Check Valve is a specialized valve designed to provide superior flow control and minimize the risk of water hammer, noise, and vibration in fluid systems. Unlike conventional check valves, the mute axial flow check valve incorporates a streamlined valve disc design and advanced internal structure to ensure smooth operation while significantly reducing the potential for water hammer, which is a common issue in many industrial piping systems. This valve is particularly suitable for applications where noise reduction and protection against system surges are essential.

Mute Axial Flow Check Valve最先出現(xiàn)在Kaiweixi Valve Group Co., Ltd.。

Mute Check Valve

user — Fri, 21 Jun 2024 14:04:01 +0000

The Mute Check Valve is a high-performance non-return valve designed to prevent reverse flow while eliminating noise and water hammer in piping systems. Featuring a silent closure mechanism and hydraulic damping system, this valve ensures smooth, quiet operation, making it ideal for residential, commercial, and industrial applications.

Constructed from ductile iron, stainless steel, or bronze, this valve is durable and corrosion-resistant, suitable for water, steam, and oil systems. Its compact design and low-pressure drop make it a reliable choice for HVAC systems, water supply networks, and fire protection systems.

Mute Check Valve最先出現(xiàn)在Kaiweixi Valve Group Co., Ltd.。