1. The production of ChangZeng is all based on industry-leading technology. Its heat treatment includes annealed, quenched, tempered, etc
2. The product is safe to use. It is specially treated to eliminate any harmful substances to make it safe for people's health. Its sizes and thicknesses are customizable for different applications
3. The product has the characteristics of long service, excellent performance and stable performance. Heat treatment yields a higher wear resistance in this type of steel
1. The quality and technology of the 3 inch diameter steel pipe have reached the international standards.
2. We promise quick lead times. Our workflow, from initial design to production management, allows for even quicker fast track lead times when necessary. No one works harder or faster to help you achieve your production goals. Contact us!