1. Different shapes and different colors for steel tube manufacturers can be freely chosen by our customers. Its comes with optional additional alloys including carbon, manganese, silicon, chromium, nickel, molybdenum, and vanadium
2. Shanghai ChangZeng Metal Co., Ltd. is one of biggest company to produce high quality steel tube manufacturers . This product is available with free samples
3. This product is safe. The materials used for it follow sustainability and eco-friendly standards and are free of all harmful chemical additives. It excels in achieving the shape set by the mold
4. This product is safe. It is made of materials that are non-toxic, and eco-friendly with little or no Volatile Organic Chemicals (VOCs). It is tested by third parties such as SGS and BV
5. The product is resistant to fading. Its materials have been tested under normal washing, dry cleaning, perspiration, and chlorinated water to check colorfastness. The minimum order quantity for this product is 5 tons
1. In the ever changing market, ChangZeng always understands customers' needs and make change.
2. Our factory sticks to the ISO 9001 international quality management system from the very beginning. Under this system, we set standards for all production stages to help ensure customers get consistent, good quality products.
3. We have been in the industry of steel tube manufacturers for many years and can guarantee high quality. Call now!