How to judge the quality standard of stainless steel weld neck flange

　　PN40 Stainless Steel Weld Neck Flanges have the characteristics of easy installation, high performance and durability. They are widely used in various pipeline construction and installation.

　　What are the determinants of quality standards for stainless steel weld neck flange?For stainless steel, whether the magnet is absorbed or not, as long as it meets its quality standards, it is stainless steel. Stainless steel weld neck flange are the general designation of all kinds of stainless steel weld neck flange connected with workpieces. They can be divided into different categories according to shape, use and connection mode.

　　Iron and steel are different from the amount of carbon. Iron carbon alloy with carbon content below 2% is steel, and carbon content of more than 2% is called iron. Steel is widely used because of its toughness, elasticity and rigidity. All the steel that life touches is different.