Qingdao Qingfa Marine Equipment Manufacturing
Providing professional valve solutions for customers in the industry

From consistent product quality control to continuously refined service concepts, we strive to be a trustworthy and reliable manufacturer of high-quality valves and accessories.

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Qingdao Qingfa Marine Equipment Manufacturing
Qingdao Qingfa Chuanbo Zhizao

The extensive product line includes a variety of valves, including ball valves, gate valves, globe valves, check valves, butterfly valves, etc., focusing on providing comprehensive solutions for various applications.

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ABOUT US

Qingdao Qingfa Chuanbo Zhizao

Details
About Us
2025

Company established in 2025

8 +

8 major product series

100 +

More than 100 product series

30 +

Product application range covers more than 30 industries

02 / PRODUCTS


Product Center

Our engineers continuously improve product quality and constantly develop new products to meet customer needs

Industry Solutions

Marine equipment series

Continuously improve product quality and constantly develop new products to meet customer needs

Industry Solutions

Oil pipeline

Continuously improve product quality and constantly develop new products to meet customer needs

Industry Solutions

Chemical Industry

Continuously improve product quality and constantly develop new products to meet customer needs

Industry Solutions

Natural gas transmission

Continuously improve product quality and constantly develop new products to meet customer needs

Industry Solutions

Marine piping system

Continuously improve product quality and constantly develop new products to meet customer needs

Marine equipment series

Oil pipeline

Chemical Industry

Natural gas transmission

Marine piping system

04 / NEWS


Blog

We take quality and service as the tenet of our enterprise and constantly strive for progress

Material and corrosion resistance of marine stop valves

Jul 25,2025

Material and corrosion resistance of marine stop valves

The valve body mainly uses ZG275-485 cast steel, 20Cr13 stainless steel and aluminum bronze valve stems.
Structure and function of marine stop valves

Jul 25,2025

Structure and function of marine stop valves

Straight-through (A/AS) valves use a horizontal flow path design, while right-angle (B/BS) valves use a 90° turning flow path.

Jul 25,2025

Service suitability of marine stop valves

Jul 25,2025

The working principle of a check valve

Contact Us

Contact Us

Sincerely look forward to cooperating with you

Please contact our professionals