Grade CrWMn
Corresponding Standard YB /T 095-2015
Steel wires for alloy tool steel
Classification Alloy 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
1 Approximate Comparison Table Plastic Mold Steel
China Japan United States International Organization for Standardization Germany
GB ISC JIS ASTM ISO DIN EN/DIN W-Nr.
CrWMn T21290
(T20111)
SKS 31 07 105WCr1 105WCr6 1.2419
2 Approximate Comparison Table Alloy Tool Steel
China Japan South Korea United States International Organization for Standardization Germany United Kingdom
GB JIS KS ASTM ISO DIN EN/DIN BS EN/BS
CrWMn SKS31 STT4 L6 105WCr1 55NiCrMoV6 BH224/5
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)

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