where can we find astm a572 steel

To find ASTM A572 steel or steel pipe, you can search and buy from the following sources:
Google Find:
Google search engine is the world's largest traffic platform, you can put the keywords you want to find find ASTM A572 steel pipe or steel pipe into the search box to find, it is best to find the global or worldwide famous steel pipe suppliers and steel manufacturing plants.
Online B2B platform:
Alibaba: There are several suppliers of ASTM A572 steel on this platform, including Tianjin Yuantai Derun Steel Pipe Manufacturing Group Co, Ltd, Tianjin Youfa Steel Pipe Manufacturing Group, etc.
Contact the supplier directly:
Based on the information in the referenced article, you can directly contact the mentioned suppliers, such as Tianjin Yuantai Derun Steel Pipe Manufacturing Group Co Ltd, etc, who offer ASTM A572 low alloy high strength structural steel pipes and plates.
Pay attention to the price and specification:
The price of ASTM A572 steel varies by supplier, specification and region.
Other Notes:
Before purchasing, please make sure to clarify with the supplier details such as the exact specification, material, delivery time and transportation method of the steel.
For bulk purchases, it is recommended to negotiate a formal purchase contract with the supplier to protect the rights and interests of both parties.
Anyway, to find ASTM A572 steel or steel pipe, you can search and buy through the official website. During the purchase process, please pay attention to the details of price, specification and contract.