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Home Material GB /T 1299-2014
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Grade CrWMn
China ISC T21290
Other Names
Corresponding Standard GB /T 1299-2014
Tool and Mould Steels
Classification Tool Steel
CrWMn Chemical Element Composition Content (%)
Component C Si Mn P S Cr W
Minimum Value 0.9 - 0.8 - - 0.9 1.2
Maximum Value 1.05 0.4 1.1 0.03 0.02 1.2 1.6
CrWMn Mechanical Properties
condition Heat Treatment or Condition
Hardness
HBW
Delivery condition Annealing 207~255
sample Quenching HRC
≥62
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

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