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Grade 2Cr13
China ISC T20820
Corresponding Standard GB /T 1299-2025
Tool and Mould Steels
Classification Tool Steel
Properties Corrosion Resistance
2Cr13 Chemical Element Composition Content (%)
Component C Si Mn P S Cr Ni Cu
Minimum Value 0.16 - - - - 12 - -
Maximum Value 0.25 1 1 0.025 0.02 14 0.6 0.25
• Smelting method: Vacuum degassing
2Cr13 Mechanical Properties
condition Heat Treatment or Condition
Hardness
HBW
condition of delivery Annealing ≤220
condition of delivery Pre-hardening HRC: 30~36
Specimen Quenching at 1000-1050°C, oil cooling HRC: ≥45
New and Old Grade Replacement List
Corresponding Standard Grade
GB /T 1299-2014
Grade
China ISC
GB /T 1299-2025
Grade
China ISC
1 Approximate Comparison Table Plastic Mold Steel
China Japan United States International Organization for Standardization Germany Sweden
GB ISC JIS ASTM ISO DIN EN/DIN W-Nr. SS
2Cr13 S42023 SUS 420J1 420 X20Cr13 X20Cr13 1.4021 2303
2 Approximate Comparison Table Martensitic Heat-Resistant Steel
China Japan United States Germany France European Standard Russia Sweden United Kingdom
GB JIS ASTM UNS DIN EN/DIN NF EN/NF EN Numerical Grade GOST SS BS EN/BS
20Cr13
2Cr13
X20Cr13 		SUS420J1 420 S42010
S42010 		X20Cr13 X20Cr13
Z20C13 		X20Cr13 1.4021 20KH13 2303 420S29
420S37
2Cr13 Corresponding Standards(Same grade name, different standards)
1 GB /T 20878-2007
(2Cr13) 20Cr13 S42020
2 GB /T 1221-2007
(2Cr13) 20Cr13 S42020
3 GB /T 1220-2007
(2Cr13) 20Cr13 S42020
4 GB /T 4240-2019
(2Cr13) 20Cr13 S42020
5 GB /T 4356-2016
(2Cr13) 20Cr13 S42020
6 GJB 2294-1995
2Cr13
7 GB /T 4237-2015
(2Cr13) 20Cr13 S42020
8 GB /T 8732-2014
(2Cr13) 20Cr13 S42020
9 GB /T 14975-2012
(2Cr13) 20Cr13 S42020
10 GB /T 1299-2014
2Cr13 S42023
11 GJB 2294A-2014
(2Cr13) 20Cr13
12 GB /T 20878-2024
(2Cr13) 20Cr13 S42020
13 GB /T 1299-2025
2Cr13 T20820

Note: The data is for reference only! If you have any questions, please fill out "I want to correct it"!