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|
Grade |
Code |
AISI |
Austenitic Stainless Steel |
|
1.4539 |
X1NiCrMoCu25-20-5 |
904L |
Steel Properties
Material 1.4539 is a stainless, super austenitic nickel-chromium-molybdenum-copper steel, resistant to various organic and inorganic acids. The high-alloy stainless steel 1.4539 is also seawater resistant and has a high pitting resistance.
Chemical Composition (1.4539)
|
C % |
P % |
Si % |
Mn % |
S % |
Cr % |
Mo % |
Ni % |
Cu % |
|
0,02 max. |
0,045 max. |
1,00 max. |
2,00 max. |
0,03 max. |
19,00 – 21,00 |
4,00 – 5,00 |
24,00 – 26,00 |
1,20 – 2,00 |
Mechanical Properties
|
Rp0.2, Mpa |
Rm, Mpa |
Elongation [%] |
Hardness [HB] |
|
≥230 |
530 – 730 |
≥ 30 |
< 230 |
Suitable For
AISI 904L is used to produce systems and equipment for the desalination of water, equipment and machinery in the food, cryogenic and pharmaceutical industries, the production of scrubbers in coal-fired power plants, condensers, exhaust purification filters, heat exchangers for sea water cooling, shipbuilding, offshore and chemical pipelines, in the steel industry, for paper whitening machines in the cellulose industry.
Spesification
AISI 904L, 1.4539, X1NiCrMoCu25-20-5
