1. ChangZeng is manufactured through superior manufacturing processes. This product is available with free samples
2. The product has a wide development space with great competitiveness. It excels in achieving the shape set by the mold
3. This product is highly corrosion resistant. It can directly contact acid or alkaline detergents without being corroded in any case. Its heat treatment includes annealed, quenched, tempered, etc
4. The product features temperature stability. It can maintain its mechanical properties and will continue to perform as designed without being deformed. Heat treatment yields a higher wear resistance in this type of steel
1. Shanghai ChangZeng Metal Co., Ltd. is a professional company engaged in the R&D, design, and manufacturing of for many years.
2. ChangZeng has been putting a lot of investment into research and development of long steel pipe .
3. Shanghai ChangZeng Metal Co., Ltd. strictly considers the needs of customers in 20 foot steel pipe production. Inquire online!