Grade 20MnCr5
Corresponding Standard ISO 683-18-2014
Bright steel products
Classification Alloy Steel
20MnCr5 Chemical Element Composition Content (%)
Component C Si Mn P S Cr Cu
Minimum Value 0.17 0.15 1.1 - - 1 -
Maximum Value 0.22 0.4 1.4 0.025 0.035 1.3 0.4
20MnCr5 Mechanical Properties
Heat Treatment or Condition
Hardness
HBW
5≤t≤10 +A+cold drawn (+A+C) ≤270
10<t≤16 +A+cold drawn (+A+C) ≤260
16<t≤40 +A+cold drawn (+A+C) ≤255
40<t≤100 +A+cold drawn (+A+C) ≤250
16<t≤100 +A+ peeled (+A+SH) ≤217
16<t≤100 +FP+ peeled (+FP+SH) 152~201
16<t≤40 +FP+cold drawn (+FP+C) 152~250
40<t≤100 +FP+cold drawn (+FP+C) 152~245
1 Approximate Comparison Table Structural Alloy Steel
China Japan South Korea United States International Organization for Standardization Germany France European Standard Russia
GB ISC JIS KS ASTM/AISI UNS ISO DIN EN/DIN W-Nr. NF EN/NF EN Numerical Grade GOST
20CrMn
20CrMnH
A22202 SMnC420 SMnC420 5120 G51200 20MnCr5 20MnCr5 1.7147 20MC5 20MnCr5 1.7147 20ХГ
2 Approximate Comparison Table Structural Alloy Steel
China Japan United States International Organization for Standardization Germany France European Standard Russia
GB JIS SAE ISO W-Nr. NF EN/NF EN Numerical Grade GOST
20CrMn
20CrMnTi
20MnCr
SMnC420H 5120 20MnCr5 20MnCr5 20MC5 20MnCr5 1.7147 18KHG

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