Product Details : Features:Application: adornment and structure1) Standard: ASTM A554 / DIN 174552) alfresco diameter: 8mm - 101.6mm3) bank thickness: 0.3mm - 2.0mm4) Material: 201, 202, 301, 304, 304L, 316, 316L, 321, 409, 430 etc.5) Surface: mirror polish, ablaze polish, afterwards polish6) Packing: anniversary in a bogus bag, again adjustment with knitted bogus bag / woodenbox7) The accoutrement is good. Tubes can be bended, enlarged, shrunk, and stavedApplication: calefaction exchanger, boiler, condenser, burden vessel