ASTM A789/ASME SA789 Standard Specification for Seamless and Welded Ferritic/Austenitic Stainless Steel Tubing for General Service

StandardASTM A789, ASME SA789
Equivalent StandardsDIN 17458, GOST 9941-81, GOST 9940-81, EN 10216-5, ASTM A790, ASME SA790, DIN 17456
MaterialS31500
Equivalent MaterialsX2CrNiMoSi18-5-3, 1.4424, SAF1805
Related Productsstainless steel tube, stainless steel pipe, heat exchanger steel tube, ASTM A789

 

Chemical Composition of ASTM A789 S31500(SAF1805) Stainless Steel Pipes

C %Si %Mn %P %S %Cr %Ni %Mo %N %
0.03 max1.4-2.01.2-2.00.03 max0.03 max18.0-19.04.5-5.22.5-3.00.05-0.10

 

Mechanical Properties of ASTM A789 S31500(SAF1805) Stainless Steel Pipes

Tensile Strength, MpaYield Strength, MPaElongation, %Hardness, HB
630 min440 min30 min290 max