... mould, welded pipe roller, stainless steel pipe mould for round/square/shaped tube. 2. Precise with only 0.05mm tolerance. 3. With ... mould: steel tube, plum tube, flat tube, oval tube, fan-shaped tube, polygonal tube, single and double groove pipe, tube frame ... , special-shaped mould, etc.5. Specification range for round pipe: 5-325mm.6. Specification range for square pipe: F10*F10 ...