MAITAN provides a wider range of alloys than traditional low-fin tubing which is restricted to soft metals. Such as Titanium , Nickel Alloy, Duplex Steel.MAITAN-FIN tube meets the following quality standards:ASTM A-1012 Seamless and Welded Ferritic, Austenitic and Duplex Alloy Steel Condenser And Heat Exchanger Tubes with Integral Fins.ASTM B-891 Seamless and welded Titanium and Titanium Alloy Condenser and Heat Exchanger Tubes With Integral FinsASTM B-924 Seamless and Welded Nickel Alloy Condenser and Heat Exchanger Tubes With Integral FinsASTM B-359/ ASME SB-359 Copper and Copper Alloy Seamless Condenser and Heat Exchanger Tubes With Integral FinsSend us your FIN-TUBE inquiry now, let us show you what we can do.