Inner and outer surface defects for seamless steel pipe

Each type of steel pipe would have its advantages and disadvantages. So does for seamless steel pipe. And what we can do for customers is trying to avoid these defects as soon as possible with advanced production technology.

Today, our main topic would be the inner and outer surface defects for seamless pipeline.

Inner surface defects would have following aspects: inner flap, inside scarring, straights, edge, drum kits; pull pits and internal thread.

For out surface disadvantage, it could include an outer fold, separation, external scarring, pock surface, hairline and so on.

For more details about the inner and outer trouble, we will have specific articles for them separately. 

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Created on Nov 22nd 2018 21:08. Viewed 278 times.

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