Xi'an Shew-E Steel Pipe Co.,Ltd is one of the leading din28180 seamless heater exchanger tube suppliers and also a famous such manufacturer,Website: , equipped with many professional din28180 seamless heater exchanger tube factories, welcome to purchase high quality din28180 seamless heater exchanger tube from our company.Material : ST.37.0,ST35.8Section Shape: Round       Outer Diameter:10.3-610mmApplication: Boiler Pipe       Technique: Hot RolledSurface Treatment: DRY VARNISH COATED        Special Pipe: API PipeAlloy Or Not: Non-alloy     Type: Welded  Usage:used for conveyance gas ,water ,petroleum  and conveyance of other fluid Feature: a. Low Cost: Low raw material cost and manufacturing cost makes its prices more competitive than longitudinal seam submerged-arc welded pipes and seamless pipes. b. High Weld Seam Security: As a result of special welding method of melting the parent metal together, without filler metal ,the weld property is better than submerged-arc welded pipes; and the weld seam is much shorter than spiral seam welded pipes ,the seam security is greatly improved. c. We also supply SSAW ,LSAW,SMLS