Longitudinal welded tube or any other very easy to weld gentle aluminum. Gas, rounding about, flattening the actual pipe findings, offers certain requirements regarding floor good quality, most of the length of distribution for 4-10m in ma…

The development of welded metal pipes "Twelve-Five" improvement process submit by means of 2015, gas and oil prices pipe lines entire time more than One humdred and fifty,1000 kilometers, which can raise via 2010 90%. Frontward information…

The development of welded metal pipes "Twelve-Five" improvement process submit by means of 2015, gas and oil prices pipe lines entire time more than One humdred and fifty,1000 kilometers, which can raise via 2010 90%. Frontward information…

Under usual conditions, your printer's proved helpful extended stays, motor temps rise. In the event the temps soars to create the top of the benefit any time, to be able to defend your engine safety, to forestall the growth connected with…

Production methods and large diameter spiral steel pipe spiral steel pipe weld zone defects of Bending hot-rolled steel strip according to form, followed by use of automatic submerged-arc welding the inner seam and outer seam welding, maki…