
As a Chinese export brand, Shanghai ChangZeng Metal Co., Ltd. has always been in a leading position in the domestic steel beam realm. ChangZeng's steel coil series include multiple types. steel h beam design further reflects the high performance of steel products. It excels in achieving the shape set by the mold. This product has a clean surface. Its sheets have gone through surface preparation with sandblasting and priming to remove rust, dirt, contaminants, etc. Its heat treatment includes annealed, quenched, tempered, etc.

In our future development, we will stick to responsible production approach which takes into consideration social and environmental needs, and demonstrate our commitment to sustainability.