About us

About us

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HomeAbout Us

Who We Are

LISHUI JAYU FLOW CONTROL CO., LTD, hereinafter referred to as JAYU FLOW.Located in Lishui , Zhejiang, which is known as the "Green Valley of Zhejiang" with rapid economic development, our company is a valve manufacturer integrating design, production and sales and boast rich experience in operation and production.With the enterprise vision is "becoming a world-renowned valve brand", JAYU FLOW persists in adhering to the vision. Since its establishment, it has always focused on providing total solutions for valve pipelines and specified and diversified valve service, including design,customization, manufacturing, OEM, etc. It mainly covers six types of valves, including gate valves, globe valves, check valves, ball valves, plug valves, and butterfly valves, supplemented by five types of valves, such as safety valves, filters, knife gate valves, control valves, and bellows globe valves. It also mainly serves industries such as oil exploration, petrochemicals, power stations, metallurgy, natural gas, and water conservancy. At the same time, it has a complete range of products and can be customized according to the different technical needs of customers. View More

8000+

Plant area

20+

Patent Certification

25+

Exporting Country

50+

Cooperative Enterprise

Quality Control

Careful Service

As an expert in the field of valve manufacturing, I am well aware of the crucial role that quality control plays in ensuring the reliability and performance of valves. Just like a hidden thread that holds together the intricate machinery of a watch, quality control is the invisible force that ensures the smooth operation of valves in various industries. From the design and material selection to the manufacturing process and testing methods, every step is meticulously scrutinized to meet the highest standards.

Reliable Quality Standards

In valve manufacturing, quality control plays a significant role in delivering reliable and efficient products to our customers. Our commitment to quality control ensures that every valve leaving our facility meets the highest standards of performance and durability. By carefully evaluating our suppliers and conducting root cause analysis, we can continuously improve our manufacturing processes and deliver valves that exceed customer expectations.

Non-Destructive Examinations

Penetrant Testing(PT) Radiographic testing(RT): Gamma Ray or X-RayMagnetic particle (MT) examination (dry, wet or fluorescent)Ultrasonic Test (UT) examinationVisual InspectionPMI (Positive Material Identification)Paint dry film thickness check

Destructive Inspection

Mechanical tests, hardness test and impact test up to -46°C~-196°C.Micro examinations by electronic microscope up to 500 times magnification .Ferrite check according to E562.Chemical analysis from Super Alloys, using spectrometer.Intergranular corrosion tests .Step cooling test for alloy steel material .

Quality Control
Quality Control
Quality Control
Quality Control
Quality Control
Quality Control

Honor

certificate
certificate
certificate
certificate

Shop Drawing

Workshop
Workshop
Workshop
Workshop
Workshop
Workshop

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