With the development of multi-layer steel structure in technology, the advantages of the construction industry are more and more prominent, not only the factory buildings, houses, bridges, many high-rise buildings also began to abandon the traditional con
Carbon steel pipe 1. ERW steel pipes ERW steel pipe ,known as ERW carbon steel pipes ,which mainly used for low pressure liquid delivery, such as water, gas, and oil, our company is a leading supplier and manufacturer seller for ERW steel pipe and can mee