EN-10305-1-E355-Steel-Pipe-Specification

Carbon Steel Pipe and Alloy Steel Tube Manufacturers and SuppliersEN 10305-1 E355 Steel Pipe SpecificationEN 10305-1 E355 is a cold-drawn seamless precision non-alloy steel tube with an outsidediameter D s 380 mm and containing a maximum of 0.22 carbon and 1.60 manganese,withprecisely defined tolerances and specified maximum surface roughness,commonly used in theautomotive,furniture and general engineering industries.The steel number is 1.0580.女Manufacture ProcessEN 10305-1 E355 shall be manufactured from hot-finished seamless steel tubes by colddrawing.女DimensionOutside diameter:4-380 mm:Wall thickness:0.5-25 mm;女Delivery ConditionsSymbolDesignationDescription+CCold drawn (hard)No final heat treatment after final cold drawing.+LCCold drawn (soft)Final heat treatment is followed by a suitable drawing pass(limited reduction of area).+SRCold drawn and stress relievedAfter final cold drawing the tubes are stress relieved in a controlled atmosphere.+ASoft annealedAfter final cold drawing the tubes are soft annealed in a controlled atmosphere.+NNormalizedAfter final cold drawing the tubes are normalized in a controlled atmosphere.女Chemical ComponentsChemical composition (cast analysis)%by massSteel gradeSiMnAltotE3550.22 max0.55 max1.60 max0.025ma×0.025max0.020minb:This requirement is not applicable provided the steel contains a sufficient amount of other nitrogen-binding elements,such as Ti,Nb,or V.If added,thecontent of these elements shall be reported in the inspection document.When using titanium,the manufacturer shall verify that (Al+Ti/2)20.020.WhatsApp:008613463768992 Email:sales@botopsteelpipes.com Website:www.botopsteelpipes.com