Choose a Check Valves Manufacturer That Meets ISO 9001:2015 Certification

Check Valves Manufacturer

When you are considering buying check valves for your process plant, you should make sure you are purchasing from a manufacturer that is ISO 9001:2015 certified. These companies manufacture a wide range of check valves and can be trusted for their quality and dependability. The following are some of the companies that are ISO 9001:2015 certified: SIO, Hawa Valves, Resato, and Hawa Valves. All of these companies manufacture high-quality check valves that meet or exceed OEM standards.

SIO is an ISO 9001:2015 certified company

The certification is one of the most important factors in the manufacturing of quality valves. In today’s competitive market, it’s important for valve manufacturers to demonstrate that their products are worthy of the designation. Certification and quality go hand-in-hand. To be certified, a company must demonstrate that it meets a minimum set of design parameters, and that it is able to meet the demands of the intended application.

Hawa Valves

HAWA VALVES is a leading manufacturer of engineered check valves and a trusted name in the oil and gas industry. The company is dedicated to continuous innovation and strives to produce quality products. The company produces a full line of standard and custom valves. Hawa values quality and service, and its commitment to these attributes is evident in its diverse product line. HAWA has been exporting to more than 30 countries.


Resato Check Valves are designed to ensure the smooth flow of gases and liquids. They shut off automatically if the differential pressure falls below the spring-cracking pressure. These valves can withstand pressures up to 4,200 bar, and come with soft seats. They can be mounted directly in high pressure connections or in line. Depending on the configuration, they can also be used in ATEX-approved zones.

SIO manufactures quality check valves

SIO manufactures quality check valves. These valves are commonly known as one way valves, and are used to prevent backflow and protect pumps and compressors. They consist of a body, hinge pin, seat ring, and disk. They can be swing type or dual plate. The stop check valve prevents backflow by preventing the flow of liquid or gas from returning to the source. They are designed to be reliable and durable and are available for different applications.

Powell Valves

Since 1846, Check Valves Manufacturer Powell has been producing industrial valves for all kinds of industrial needs. It operates with the satisfaction of customers in mind. Since the company was founded, its mission has been to create high-quality valves and industrial valves for customers worldwide. Its company values are customer satisfaction, quality, and competitive pricing. In addition to offering custom-made industrial valves, Powell Valves also offers repair services and maintenance.

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