Grade X1NiCrMoCu 25-20-5
European Standard Steel Grade 1.4539
Corresponding Standard EN 10088-1-2005
Staehle Stainless steels. Part 1:List of stainless steels
Classification Austenitic Stainless Steel
Properties Corrosion Resistance
Density 8 g/cm3
X1NiCrMoCu 25-20-5 Chemical Element Composition Content (%)
Component C Si Mn P S Cr Ni Cu Mo N
Minimum Value - - - - - 19 24 1.2 4 -
Maximum Value 0.02 0.7 2 0.03 0.01 21 26 2 5 0.15
① Elements not listed in this table shall not be intentionally added to the steel without the agreement of the purchaser except for finishing the cast. All appropriate precautions are to be taken to avoid the addition of such elements from scrap and other materials used in production which would impair mechanical properties and the suitability of the steel.
Approximate Comparison Table
China Japan United States International Organization for Standardization France European Standard Sweden United Kingdom
GB ISC JIS ASTM/AISI UNS ISO Numerical Grade NF EN/NF EN Numerical Grade SS BS EN/BS
015Cr21Ni26Mo5Cu2 S31782 SUS 890L 904L N08904 X1NiCrMoCu25-20-5 4539-089-04-I Z2NCDU25-20 X1NiCrMoCu25-20-5 1.4539 2562 904S13

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