904L

Wst. 1.4539
UNS N08904

Definitions: ASTM A 269/A 213/A 1016
ASME SB-677/NACE MR0175/PED 97/23 EC

Maximum Service Temperature:  450°C / 824°F

904L quality stainless steel is a stainless steel quality which contains quite high amounts of chromium, nickel and molybdenum. This quality, called super austenitic stainless steel, has a very good corrosion resistance. This stainless steel grade is particularly resistant to sulfuric acid and condensed chlorinated environment.

Kimyasal Değerler (%)
Fe
Cr
Ni
Mo
Mn
Cu
Si
P
N
C
S
904L min
Bal.
19.0
23.0
4.0
1.0
0.045
max
23.0
28.0
5.0
2.0
2.0
1.00
0.045
0.10
0.020
0.015
Mechanical Properties
904L
Tensile strenght (mpa, min)
490 – 700
Yield strength (0.2% offset mpa, min)
220
Elongation (%, min)
35
Density / weight (g / cm3 / kg)
8.05