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Material Data Sheet

material no.: 1.4539
UNS no.: N08904
designation: Alloy 904L

CHEMICAL REQUIREMENTS IN (%)

ASTM A479 VdTÜV Werkstoffblatt 421 DIN EN 10088-3
C, max. 0,020 0,020 0,020
Mn, max. 2,00 2,00 2,00
P, max. 0,045 0,030 0,030
S, max. 0,035 0,010 0,010
Si, max. 1,00 0,70 0,70
Ni 23,0 - 28,0 24,00 - 26,00 24,00 - 26,00
Cr 19,0 - 23,0 19,0 - 21,0 19,0 - 21,0
Mo 4,0 - 5,0 4,0 - 5,0 4,0 - 5,0
Cu 1,00 - 2,00 1,20 - 2,00 1,20 - 2,00
N 0,10 max. 0,04 - 0,15 0,15 max.
Fe Bal.

MECHANICAL PROPERTIES

solution annealed bar bar | forging semi-finished / bar

D ≤ 160mm |
160mm < D ≤ 250mm
Rm (MPa) ≥ 490 530 - 720 530 - 730
Rp 0,2 (MPa) ≥ 220 ≥ 230 | ≥ 220 ≥ 230
Rp 1,0 (MPa) ≥ 260 | ≥ 250 ≥ 260
A (%) ≥ 35 l ≥ 40 / q ≥ 35 l ≥ 35 | q ≥ 30
Av (J) q/t ≥ 90 / l ≥ 120 l ≥ 100* | q ≥ 60*
*optional

All information are supplied without liability.