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Grade T13
China ISC T10030
Corresponding Standard GB /T 1299-2025
Tool and Mould Steels
Classification Tool Steel
T13 Chemical Element Composition Content (%)
Component C Si Mn P S Cr Cu More
Minimum Value 1.25 0.17 0.1 - - - - Cu+Ni≤0.55
Maximum Value 1.35 0.37 0.4 0.03 0.025 0.3 0.25
T13 Mechanical Properties
condition Heat Treatment or Condition
Hardness
HBW
Delivery condition Annealing ≤217
Specimen Quenching at 760-780°C, water cooling HRC
≥62
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 Carbon Tool Steel
China Japan United States Germany Russia
GB JIS ASTM DIN EN/DIN W-Nr. GOST
T13 SK1 W1-12 1/2 C125W2 1.1663 У13
2 Approximate Comparison Table Carbon Tool Steel 1
China Taiwan, China Japan South Korea United States Germany France Russia
GB ISC CNS JIS KS ASTM UNS DIN EN/DIN W-Nr. NF EN/NF GOST
T13 T00130 SK1 SK140 STC1 W2C-13 T72302 C130W2 1.1673 ~C120E3U У13-1
3 Approximate Comparison Table Carbon Tool Steel 2
China Japan United States International Organization for Standardization European Standard
GB ISC JIS ASTM UNS ISO EN Numerical Grade
T13 T00130 SK140
(SK1) 		W2-C13 T72302 C120U
(TC120) 		C120U 1.1563
T13 Corresponding Standards(Same grade name, different standards)
1 GB /T 1298-2008
T13 T00130
2 GB /T 1299-2014
T13 T00130
3 GB 3525-1983
T13
4 YB /T 5058-2005
T13
5 GB /T 1299-2025
T13 T10030

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