Grade 1.4529
European Standard Steel Grade X1NiCrMoCuN25-20-7
Corresponding Standard EN 10253-4-2003
Butt-welding pipe fittings. Wrought austenitic and austenitic-ferritic (duplex) stainless steels with specific inspection requirements
Classification Austenitic Stainless Steel
1.4529 Chemical Element Composition Content (%)
Component C Si Mn P S Cr Ni Cu Mo N
Minimum Value - - - - - 19 24 0.5 6 0.15
Maximum Value 0.02 0.5 1 0.03 0.01 21 26 1.5 7 0.25
1 Approximate Comparison Table
China United States International Organization for Standardization Germany European Standard
GB Commercial Grade UNS ISO Numerical Grade DIN EN/DIN W-Nr. EN Numerical Grade
25-6Mo Incoloy926 N08926 X1NiCrMoCuN25-20-7 4529-089-26-I X1NiCrMoCuN25-20-7 1.4529 X1NiCrMoCuN25-20-7 1.4529
2 Approximate Comparison Table
United States European Standard
ASTM EN Numerical Grade
N08926
NO8367
X1NiCrMoCuN25-20-7 1.4529

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