中文版
Home Material GB /T 1299-2025
简体 | 繁體
Grade CrWMn
China ISC T24710
Corresponding Standard GB /T 1299-2025
Tool and Mould Steels
Classification Tool Steel
CrWMn Chemical Element Composition Content (%)
Component C Si Mn P S Cr Cu W More
Minimum Value 1 0.1 0.8 - - 0.9 - 1 Cu+Ni≤0.55
Maximum Value 1.1 0.4 1.1 0.03 0.025 1.1 0.25 1.3
CrWMn Mechanical Properties
condition Heat Treatment or Condition
Hardness
HBW
Delivery condition Annealing ≤225
Specimen Heat at 800~830°C,oil cool , and temper at 180±10°C HRC: ≥63
New and Old Grade Replacement List
Corresponding Standard Grade
GB /T 1299-2014
Grade
China ISC
Other Name
GB /T 1299-2025
Grade
China ISC
1 Approximate Comparison Table Plastic Mold Steel
China Japan United States International Organization for Standardization Germany
GB JIS ASTM ISO DIN EN/DIN W-Nr.
CrWMn SKS 31 07 105WCr1 105WCr6 1.2419
2 Approximate Comparison Table Alloy Tool Steel
China Japan South Korea International Organization for Standardization Germany
GB JIS KS ISO DIN EN/DIN
CrWMn SKS31 STS31 105WCr1 105WCr6
3 Approximate Comparison Table Alloy Tool Steel 2
China Japan United States Germany Russia
GB JIS ASTM DIN EN/DIN W-Nr. GOST
CrWMn SK S31 O7 105WCr6 1.2419 ХВГ
CrWMn Corresponding Standards(Same grade name, different standards)
1 GB /T 1299-2014
CrWMn T21290 T20111
2 YB /T 095-2015
CrWMn
3 GB /T 1299-2025
CrWMn T24710

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