Grade 23MnB4
European Standard Steel Grade 1.5535
Corresponding Standard EN 10263-4-2001
Classification Alloy Steel
23MnB4 Chemical Element Composition Content (%)
Component C Si Mn P S Cr Cu B
Minimum Value 0.2 - 0.9 - - - - 0.0008
Maximum Value 0.25 0.3 1.2 0.025 0.025 0.3 0.25 0.005
1 Approximate Comparison Table
China Japan European Standard
GB ISC JIS EN
ML25MnB
GB/T 6478-2015
A71254 SWRCHB 526
JIS G3508.1-2010
27MnB4
23MnB4
EN 10263-4-2001
2 Approximate Comparison Table
International Organization for Standardization European Standard
ISO EN Numerical Grade
23 MnB4 23 MnB4 1.5535

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