Auto parts are the various units that make up the car as a whole and a product that serves the car. There are many kinds of auto parts, including auto steel pipe, seamless steel pipe, carbon steel pipe and so on. With the improvement of people's living standards, people consume more and more cars, and the market for auto parts becomes larger and larger. In recent years, auto parts manufacturing plants have also developed rapidly. Product Name ASTM A315-B Auto Part Steel Pipe Standard ASTM A315-B Material ASTM A315-B Production Process Cold Drawn Tolerance +/-1% Length 1-12m or as per Customers' Requirements Surface Black Painting or According to customer Requirement Payment Terms EXW, FOB, CIF, CFR etc.…