8 inch black steel pipe astm a214 erw steel tube
8 inch black steel pipe astm a214 erw steel tube, Black Steel Pipe,ERW Black Steel tubeCHN Steel pipe We offer Black Steel Pipe, ERW Black Steel tube which is widely used in various Industries and also for domestic purposes. Black Carbon Steel tube is a very useful one in automobile Industries, structure etc. We also manufacture Galvanized Steel Pipe of very fine quality. We are among the leading black steel suppliers in China.