Overlap the shaping rollers' circular arc excessively, decrease partial betweenthe shapes excessively as far as possible, it will benefit to briquette better.
将成型辊的圆弧过度重合，使得成型印之间的过度部分尽可能减小以利于压块更好成型。
2
In this paper the HAZ weld thermal cycles of the welding by both sides submerged arc welded steel pipe were reproduced by the dislocation overlap weld method.