The production process of general precision tubes can be divided into two types: cold drawing and hot rolling. The production process of cold rolling precision tubes is generally more complicated than...

304 stainless steel sheet is suitable for food processing, transportation and storage. It is a widely used stainless steel sheet. Let me share with you how to distinguish between 304 stainless steel s...

J1（Mid Copper）: The carbon content is slightly higher than J4 and the copper content is lower than J4. Its processing performance is less thanJ4. It is suitable for ordinary shallow drawing and deep d...