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rust resistant steels
Quality 1.4539

Grade
X1NiCrMoCu25-20-5

Material Specifications
EN 10088, DIN EN 10272, ASTM A 479, UNS N08904

Treatment
solution annealed

Mechanical Specifications
530 - 730 N/mm²

Shape Round
10 mm - 150 mm

Chemical Analysis

C: max. 0,02 %
Cr: 19,0 - 21,0 %
Mn: max. 2,0 %
Mo: 4,0 - 5,0 %
Ni: 24,0 - 26,0 %
P: max. 0,03 %
S: max. 0,01 %
Si: max. 0,7 %
Ni: max. 0,15 (Rest)
Cu: 1,2 - 2,0 %

Application

The material 1.4539 is a stainless austenitic Ni-Cr-Mo-Cu steel with low carbon content. Resistant to intergranular corrosion up to 400 °C- Application: plant engineering, petrochemstry, apparatus engineering, chemistry particularly good resistance to high aggressive media such as phosphoric, sulfuric and hydrochloric acid media

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