Product Overview:
A42Y spring fully enclosed closed high-pressure safety valve for a variety of light and heavy industry and building pipelines. Safety valves are widely used in: chemical, petrochemical, petroleum, paper, mining, electricity, liquefied petroleum gas, food, pharmaceuticals, water supply and drainage, municipal services, machinery and equipment support, electronics industry, urban construction and other fields. A42Y spring fully enclosed closed high-pressure safety valve for operating temperature ≤ 300 ℃ air, petroleum gas, liquid and other media equipment and piping. A42Y-P-type and A42Y-R-type for operating temperature ≤ 200 ℃ corrosive media equipment and piping, as over-voltage protection device.

The main parts and materials: