Duplex Stainless Steel Pipes,Seamless and Welded, ASTM / ASME A789 / SA789, A790 / SA790, A450, A530
Standards: ASTM/ASME A789/SA789, A790/SA790,A450,A530
Material: UNS S31803(Cr22Ni5Mo3/1.4462)/2205,UNS S32750(1.4410),UNS S31500(Cr18NiMo3Si2),
UNS32760(1.4501)
Chemical Composition
Grade |
C max |
Si max |
Mn max |
P max |
S max |
Cr |
Ni |
Mo |
N |
UNS S32750 |
0.030 |
0.8 |
1.2 |
0.030 |
0.015 |
24.0-26.0 |
6.0-8.0 |
3.0-5.0 |
0.24-0.32 |
UNS S31803 |
0.030 |
1.0 |
2.0 |
0.020 |
0.020 |
21.0-23.0 |
4.5-6.5 |
2.5-3.5 |
0.08-0.20 |
UNS S31500 |
0.030 |
1.0 |
1.2-2.0 |
0.030 |
0.030 |
18.0-19.0 |
4.5-5.5 |
2.5-3.5 |
0.05-0.10 |
Physical Properties
Grade |
Y.S.MPa min |
T.S.Mpa min |
Elongation % |
Hardness HRC |
UNS S32750
|