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A brief introduction to the main working principle of ele…

A brief introduction to the main working princi…

2025-08-01

The electric ball valve is mainly composed of an electric actuator and a ball valve. The plug body is a spherical shape and has…

Tuha Oilfield: Accelerate Technological Innovat…

2025-07-25

As of now, the Tuha Oilfield has completed 46 various plans for capacity construction and other aspects this year, with the des…

Problems and Solutions for Pre-Operation Mainte…

2025-07-18

1. Check that the valve is fully open. After completing the grease injection operation, first check whether the ball diameter o…
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©Copyright  2023 Shanghai Pudong Hanwei Valve Co., Ltd Hu ICP Bei No. 19023123-1HGWA No. 31011502009128SitemapXML
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