Grade X2CrNiMoCuWN 25-7-4
European Standard Steel Grade 1.4501
Corresponding Standard EN 10088-1-2005
Staehle Stainless steels. Part 1:List of stainless steels
Classification Duplex Stainless Steel
Properties Corrosion Resistance
Density 7.8 g/cm3
X2CrNiMoCuWN 25-7-4 Chemical Element Composition Content (%)
Component C Si Mn P S Cr Ni Cu Mo N W
Minimum Value - - - - - 24 6 0.5 3 0.2 0.5
Maximum Value 0.03 1 1 0.035 0.015 26 8 1 4 0.3 1
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.
1 Approximate Comparison Table Austenitic-Ferritic Stainless Steel
China Japan United States International Organization for Standardization Germany European Standard
GB ISC JIS UNS ISO DIN EN/DIN W-Nr. EN Numerical Grade
022Cr25Ni7Mo4WCuN
00Cr23Ni7Mo3.5WCuN*
S27603 SUS329J2L S32760 X2CrNiMoCuWN 25-7-4 X2CrNiMoCuWN 25-7-4 1.4501 X2CrNiMoCuWN 25-7-4 1.4501
2 Approximate Comparison Table Austenitic-Ferritic Stainless Steel
China Japan United States Germany European Standard
GB JIS UNS DIN EN/DIN W-Nr. EN Numerical Grade
00Cr23Ni7Mo3.5WCuN SUS329J2L S32750
S32760
X2CrNiMoCuWN25-7-4 1.4501 X2CrNiMoCuWN25-7-4 1.4501

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