Threaded check valve (hard seal)

Overview: 

 The water heating thread buckle valve is a threaded connection valve specially adapted to hot water/cold water circulation pipelines (such as heating, air conditioning, domestic hot water systems). Its core function is to realize the opening and disconnection of the pipeline, flow regulation or anti-reverse flow. Through brass, stainless steel and other temperature-resistant and anti-rust materials + sealing structure adapted to water media, it ensures that - Stable operation under 10℃~120℃ (regular working conditions), medium and low pressure (PN≤1.6MPa), widely used in household heating, central air conditioning, wall-mounted stoves, water heaters and other civil and commercial plumbing and heating systems. 

 Nominal diameter: DN15~DN50mm 

 Nominal pressure: PN1.0~PN1.6MPa 

 Suitable media: water, oil, gas 

 Adopt standards: GB, DIN, API, ANSI, JIS, BS, etc. 

 Valve body material: carbon steel, stainless steel, brass, etc.


Products and services that meet fluid control requirements

Each process, each facility, and each environmental constraint has its own special requirements. Therefore, Dongyan offers a comprehensive range of products covering different performance levels, pressures, different functions and different materials.

Product Application Scope

These devices are suitable for accurately controlling media such as gases, liquids, steam, etc., and maintaining process parameters such as pressure, flow rate, temperature, and liquid level at given values. Especially suitable for work environments where the allowable pressure difference is small and the allowable leakage is also small, and the pressure difference is not significant.

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