China High Quality Factory Price Hot Rolled 304 304L 316 316L 310S 321 Stainless Steel Welded Pipe​

The terms “tube” and “pipe” are frequently used interchangeably, but there are important differences between the two. Even though they share a similar hollowed shape, steel tubes are measured by their outside diameter (OD) and wall thickness while steel pipes are measured by their inside diameter (ID). Another difference is that steel tubes are typically used for structural or aesthetic applications while pipes are commonly used are used for the transport of gases and fluids.