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Final Size and Roundness Control After Welding The weld does not finish the tube — the sizing section does. Without enough sizing stands and a final straightener, welded tube leaves the line oval, bowed or off... Подробнее

Buckling and Weld Defects on Thin-Wall Tube Thin-wall tube from 0.4mm is light and cheap, but it buckles and wrinkles the moment forming force is uneven, and the weld easily burns through or fails to fuse. ... Подробнее

Seam Drift and Incomplete Fusion in Welded Tube A weld that drifts off-center or fails to fuse completely is the fastest route to scrap and field failures. For small-diameter φ10-26mm tube, keeping the seam ... Подробнее

Weld Bead and Heat Distortion After Welding The outside weld bead and residual heat are the two biggest threats to tube quality right after welding. A rough bead marks downstream rolls and ruins surface finish, ... Подробнее

Integration Risk in New Tube Mill Projects Buying a tube mill is only half the job — the line must be laid out, installed and commissioned to actually produce. Buyers who receive only a machine are left to ... Подробнее

Square Pipe Roll Forming Machine Used Automatic Steel ERW Pipe Mill Line Machine​ High frequency welded pipe making machine is the main equipment for the welded steel tube production line with decoiler, strip ... Подробнее

ERW Tube Mill Factory Export Engineer Site Service Round And Square Carbon Steel Pipe Making Machine High frequency ERW pipe welding machine tube mill is specialized in producing carbon steel pipe and ... Подробнее

ZY273 steel tube, API standard tubem ASTM tube production line Main Technical Parameters of ZY219 Tube Making machine Product Overview The Large Size SS Tube Mill Machine and Rectangular Pipe Roll Forming Mill ... Подробнее

ZY125 hot rolled tube, section tube, construction tube making machine Main Technical Parameters of ZY125 Tube Making machine Product Overview The Hot Rolled Steel Tube Mill Machine and Roll Forming Machine for ... Подробнее

Product Overview The Alloy Steel Pipe Welding Machine with Accumulator and Run Out Table is designed for continuous production of welded alloy steel pipes used in industrial structures, machinery manufacturing, ... Подробнее