1. Working principle of gas cylinder pressure reducing valve:The high pressure chamber of the gas cylinder pressure reducing valve is connected to the cylinder, and the low pressure chamber is a gas outlet and leads to the use system. The indication of the high pressure gauge is the pressure of the

First, the main points of permanent gas filling1. Professional training, certification, and compliance procedures2, wearing protective equipment, inspection equipment3. Review cylinders and check air tightness4, open the total valve, ready to inflate5, inspection when filling6, the discovery of the

Stainless steel is generally classified into three types according to metallographic structure: austenitic stainless steel, ferritic stainless steel, and martensitic stainless steel. On the basis of these three basic auspicious organizations, for the specific needs and purposes, dual phase steel, pr

A cylinder is a type of pressure vessel. It is a re-inflatable mobile cylinder containing a compressed gas or high-pressure liquefied gas with a design pressure of 1-300kgf/cm2 and a volume of not more than 1m3. It is a kind of pressure vessel commonly used in civil, public welfare and industrial a