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

Standard ASTM A789, ASME SA789
Equivalent Standards DIN 17458, GOST 9941-81, GOST 9940-81, EN 10216-5, ASTM A790, ASME SA790, DIN 17456
Material S31803
Equivalent Materials X2CrNiMoN22-5-3, 1.4462, SAF2205, 022Cr23Ni5Mo3N
Related Products stainless steel tube, stainless steel pipe, heat exchanger steel tube, ASTM A789

 

Chemical Composition of ASTM A789 S31803(SAF2205) Stainless Steel Pipes

C % Si % Mn % P % S % Cr % Ni % Mo % N %
0.03 max 1.0 max 2.0 max 0.03 max 0.02 max 21.0-23.0 4.5-6.5 2.5-3.5 0.08-0.20

 

Mechanical Properties of ASTM A789 S31803(SAF2205) Stainless Steel Pipes

Tensile Strength, Mpa Yield Strength, MPa Elongation, % Hardness, HB
620 min 450 min 25 min 290 max