ASTM A268/ASME SA268 Standard Specification for Seamless and Welded Ferritic and Martensitic Stainless Steel Tubing for General Service

Chemical Composition of ASTM A268 UNS S44660 Stainless Steel Pipes

C %Mn %P %S %Si %Cr %Ni %Mo %N %Ti+Nb %
0.03 max1.00 max0.040 max0.030 max1.00 max25.0-28.01.00-3.503.00-4.000.040.20-1.00, & 6(C+N) min

 

Mechanical Properties of ASTM A268 UNS S44660 Stainless Steel Pipes

Tensile Strength, MpaYield Strength, MPaElongation, %Hardness, HB
585 min450 min20 min265 max