Grade 16MnCr5
1.7131
Old Grade
Corresponding Standard NF EN 10084-2008
Surface hardened structural steel
Classification Alloy Steel
16MnCr5 Chemical Element Composition Content (%)
Component C Si Mn P S Cr
Minimum Value 0.14 - 1 - - 0.8
Maximum Value 0.19 0.4 1.3 0.025 0.035 1.1
16MnCr5 Mechanical Properties
condition Heat Treatment or Condition
Hardness
HBW
Steel Softening Annealing (+A) ≤207
Steel Processed to a specific hardness (+TH) 156~207
Steel Processed to Ferrite-Pearlite Structure (+FP) 140~187
Steel Normalizing (+N) 138~187
Approximate Comparison Table Hardenability Guaranteed Structural Steel
China Japan South Korea United States International Organization for Standardization Germany France Russia United Kingdom
GB ISC JIS KS ASTM UNS ISO DIN EN/DIN W-Nr. NF EN/NF GOST BS EN/BS
16CrMnH A22165 ≈SMnC420H ≈SMnC420H ≈5120H ≈H51200 16MnCr5H 16MnCr5 1.7131 16MnCr5 ≈18ХГ 16MnCr5

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