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Home Material GB /T 37601-2019
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Grade 20CrMn
Corresponding Standard GB /T 37601-2019
Hot rolled steel sheet and strip of alloy structure steel
Classification Alloy Steel
20CrMn Chemical Element Composition Content (%)
Component C Si Mn P S Cr Ni Cu Mo
Minimum Value 0.17 0.17 0.9 - - 0.9 - - -
Maximum Value 0.23 0.37 1.2 0.03 0.02 1.2 0.3 0.3 0.1
20CrMn Mechanical Properties
product Heat Treatment or Condition
Hardness
HBW
Steel plate, steel strip Spheroidizing Annealing ≤187
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
3 Approximate Comparison Table structural alloy steel
China Germany
GB DIN EN/DIN
20CrMn 21MnCr5
20CrMn Corresponding Standards(Same grade name, different standards)
1 GB /T 3077-1999
20CrMn A22202
2 GB /T 17107-1997
20CrMn
3 GB /T 3077-2015
20CrMn A22202
4 JB /T 6396-2006
20CrMn
5 GB /T 37601-2019
20CrMn

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