Whether it is stainless steel welded pipe mold or high frequency welded pipe mold, in the horizontal axis of the mold hole position has a rectangular keyway hole, this hole position plays a fixed role and drives horizontal axis mold rolling.

The keyway of stainless steel welded pipe mould needs to be processed carefully, if not done well, it will cause inconvenient installation. And stainless steel welded pipe mold keyway processing is not the same, the industry generally adopts two ways, one is the way of line cutting; the other is mechanical cutting. No matter what kind of processing, it is necessary to standardize the specifications and standards of keyway processing, in order to give customers a better feeling of use. If the way of processing is not standard or careful, there may be keyway position deviation, incorrect size and other defects, and then cause trouble in installation.