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How to Choose Materials for Drinking Water Valves and Fittings

The safety and quality of drinking water are of paramount importance, and the materials used in valves and fittings play a crucial role in ensuring this. When selecting materials for drinking water applications, it’s essential to consider factors such as corrosion resistance, chemical inertness, durability, and compliance with health and safety standards. This article will guide you through the process of choosing the right materials for drinking water valves and fittings.

Standards for drinking water valves and fittings

Compliance with Drinking Water Standards

The first and foremost criterion is compliance with drinking water standards. Materials must meet the regulations set by health authorities such as the NSF International (NSF/ANSI 61) for the United States or the European Union’s Drinking Water Directive. These standards ensure that the material does not leach harmful substances into the water.


Corrosion Resistance


Drinking water systems often contain corrosive elements due to the presence of minerals and fluctuating pH levels. Therefore, the material used for valves and fittings must be highly resistant to corrosion to ensure a long service life and prevent contamination from corroded parts.

Chemical Inertia


The material should be chemically inert to avoid any reaction with the water or water treatment chemicals. This property is vital to prevent the leaching of metals or other substances into the water, which could affect its taste, odor, or safety.

Durability and Longevity


Drinking water systems are critical infrastructure, and it’s essential to minimize maintenance and replacement costs. Materials that offer high durability and longevity, such as brass, stainless steel, and certain plastics, are preferred for their ability to withstand the rigors of continuous use.

Pressure and Temperature Ratings


Valves and fittings must be able to withstand the pressure and temperature variations within the drinking water system. It’s crucial to select materials that can handle the system’s maximum operating pressure and temperature without failure.

Ease of Installation and Maintenance


The material should be easy to install and maintain. For example, materials that are easy to join (such as with threaded connections) and resistant to scaling and buildup can reduce maintenance requirements and extend the life of the system.

Cost-Effectiveness


While safety and performance are the primary concerns, the cost of the material is also an important consideration. It’s essential to find a balance between the material’s performance and its cost to ensure a sustainable and economical solution.

Sustainability


In today’s environmentally conscious world, the sustainability of the material is also a factor. Choosing materials that are recyclable or have a lower environmental impact can contribute to a greener drinking water infrastructure.

Conclusion


Selecting the appropriate materials for drinking water valves and fittings is a critical decision that affects the safety, quality, and longevity of the water supply. By considering factors such as compliance with drinking water standards, corrosion resistance, chemical inertness, durability, pressure and temperature ratings, ease of installation, cost-effectiveness, and sustainability, you can ensure that your drinking water system is both safe and reliable.

Remember, the choice of material can significantly impact the overall performance and safety of the drinking water system, so it’s essential to consult with industry experts or conduct thorough research before making a decision.

For more information on selecting materials for drinking water applications or to discuss your specific needs, contact a reputable supplier of valves and fittings, such as Zhejiang Bornic Fluid Control Co., Ltd., known for its commitment to quality and customer satisfaction.

About Our Author
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Johanna

CEO OF BORNIC Graduate school: Victoria Management Institute in Switzerland, fluent in English and Spanish, over 15 years of work experience, familiar with the entire process of product and business operations. Main clients are in Europe, South America, and North America. Skilled at analyzing customer backgrounds to improve conversion rates. Primary method for client development is combining customs data with LinkedIn.

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