青云翻译

Tube or pipe fittings butt weld group, the wall should be flush wall the wrong side of the wall thickness should not exceed the amount of 10%, and should not be greater than 2mm (thin-walled tube is not greater than 1mm).

When a group of butt weld of tube or pipe fittings, wall should be flush, alignment tolerance not more than pipe wall thickness of inner wall of 10%, and should not be larger than 2mm (thin-wall pipe is not more than 1mm).

Pipe or fitting butt welding seam group to when, the endophragm should be flush, the endophragm inlaying quantity surpasses the pipe wall thickness not suitably 10%, also should not be bigger than 2mm (thin walled tube not to be bigger than 1mm).

pipes or pipe pieces, when the group of welds within the inner wall, and squash should wrong side of the wall should not be more than 10% of the thickness, and should not larger than 2 mm or less than 1mm (thin-walled pipes).

When a group of butt weld of tube or pipe fittings, wall should be flush, alignment tolerance not more than pipe wall thickness of inner wall of 10%, and should not be larger than 2mm (thin-wall pipe is not more than 1mm).