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Home Material JIS G 4404-2015
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Grade SKD 61
Corresponding Standard JIS G 4404-2015
Alloy Tool Steels
Classification Tool Steel
SKD 61 Chemical Element Composition Content (%)
Component C Si Mn P S Cr Mo V
Minimum Value 0.35 0.8 0.25 - - 4.8 1 0.8
Maximum Value 0.42 1.2 0.5 0.03 0.02 5.5 1.5 1.15
SKD 61 Mechanical Properties
condition Heat Treatment or Condition
Hardness
HBW
Rolled or Forged Products Annealing ≤229
Rolled or Forged Products Quenching and Tempering HV
513
1 Approximate Comparison Table Plastic Mold Steel
China Japan United States International Organization for Standardization Germany Sweden
GB JIS ASTM ISO DIN EN/DIN W-Nr. SS
4Cr5MoSiV SKD 61 H13 40CrMoV 5 X40CrMoV 5-1 1.2344 8407
2 Approximate Comparison Table Hot Work Tool Steel
China Japan United States International Organization for Standardization
GB ISC JIS ASTM ISO
4Cr5MoSiV1 T23353
(T20502) 		SKD 61 H13 X40CrMoV 5-1
3 Approximate Comparison Table Hot-Work Tool Steels
Japan International Organization for Standardization Germany European Standard Russia
JIS ISO DIN EN/DIN W-Nr. EN Numerical Grade GOST
SKD61 X40CrMoV5-1 X40CrMoV5-1 1.2344 X40CrMoV5-1 1.2344 4KH5MF1S
4 Approximate Comparison Table Alloy Tool Steel
Japan United States Germany France United Kingdom
JIS ASTM/AISI DIN EN/DIN NF EN/NF BS EN/BS
SKD61 H13 X40CrMoV5-1 Z40CDV5 BH13
5 Approximate Comparison Table Alloy Tool Steel
China Japan South Korea United States International Organization for Standardization Germany United Kingdom
GB JIS KS ASTM/AISI ISO DIN EN/DIN BS EN/BS
4Cr5MoSiV1 SKD61 STD61 H13 40CrMoV5 X40CrMoV5-1 BH13
6 Approximate Comparison Table Alloy Tool Steel 2
China Japan United States Germany Russia United Kingdom
GB JIS ASTM DIN EN/DIN W-Nr. GOST BS EN/BS
4Cr5MoSiV1 SK D61 H13 X40CrMoV5-1 1.2344 4Х5МФ1С BH13
7 Approximate Comparison Table Alloy Tool Steel 3
China Japan South Korea United States Germany France European Standard Russia Sweden United Kingdom
GB JIS KS ASTM/AISI UNS DIN EN/DIN W-Nr. NF EN/NF EN Numerical Grade GOST SS14 BS EN/BS
4Cr5MoSiV1
SM4Cr5MoSiV1 		SKD61 STD61 H13 T20813
T20811 		Х40CrMoV5-1 1.2344 Z40CDV5
Х40CrMoV5 		X40CrMoV5-1
X40CrMoV5-1-1 		1.2344 4Х5МФ1С
4KH5MF1S 		2214
2242 		2344
BH13
SKD61 Corresponding Standards(Same grade name, different standards)
1 JIS G 4404-2015
SKD 61
2 JIS G 4404-2022
SKD 61

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