How about production technology for structural c channel in ChangZeng?
Shanghai ChangZeng Metal Co., Ltd. makes sure that the production technology is in the lead in the structural c channel business, so as to provide you with quality products at reasonable price. Our input into the development of production technology accounts for a large proportion to the sales every year. The product based on the production technology has been certified.

In the past years, ChangZenghas been focusing on research & development, design, and production of steel h beam. We will go on expanding our product range. ChangZeng's steel beam series include multiple types. The product is completely safe and harmless. It is made by food-grade parts, hence, no chemical substances will release during the water treatment process. It can be hot rolled to have malleability. This product acts as an outstanding feature in people's homes or offices and is a good reflection of personal style and economic circumstances. Its microstructure can be Ferritic, Pearlitic, Martensitic, Etc.

We are aware of the importance of environmental sustainability. We set the ecological goal of preventing contamination of our local environment and legally built our own water treatment facilities.
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