Brief Analysis of Low Pressure Contactor Market Overview

Low-voltage contactors have become very mature as traditional low-voltage electrical products. The manufacturing process of the low-voltage contactor itself is not complicated, and its relatively low technological content, coupled with sufficient market demand.......

The development and application of butterfly valves and introduction

The disadvantage of the rubber-sealed butterfly valve is that when it is used for throttling, cavitation may occur due to improper use, causing the rubber seat to peel and damage. To this end, the international development of metal seal butterfly valve, cavitation area decreases in recent years.......