How to Determine Seamless Steel Pipe from The Surface?

When we use seamless steel tubes, we might find that this is not what we want. This is because we do not polish our eyes when we buy seamless steel tubes. In fact, how to evaluate the quality of seamless steel pipe, a lot of time its quality can be well inferred from its shape.

Usually relatively good performance seamless steel tubes, its quality is relatively good, exterior looks is relatively smooth, not too much noise, but for one kind of bad quality seamless steel pipe, exterior looks is relatively rough, scratches may also be very much, looks very ugly, affect our visual effects. The good seamless steel tubes have fine texture, but poor seamless steel tubes have no gloss.