Grade C45W
Germany W-Nr. 1.1730
Corresponding Standard DIN 17350-1980
Tool steels; technical terms of delivery
Classification Carbon Steel
C45W Chemical Element Composition Content (%)
Component C Si Mn P S
Minimum Value 0.4 0.15 0.6 - -
Maximum Value 0.5 0.4 0.8 0.035 0.035
C45W Mechanical Properties
condition Heat Treatment or Condition
Hardness
HBW
Steel Unheat-treated 190
New and Old Grade Replacement List
Corresponding Standard Grade
DIN 17350-1980
Grade
Germany W-Nr.
DIN EN ISO 4957-2018
Grade
Germany W-Nr.
1 Approximate Comparison Table Non-Alloy Cold-Work Tool Steels
International Organization for Standardization Germany European Standard
ISO DIN EN/DIN W-Nr. EN Numerical Grade
C45U
(C45W)
C45U 1.1730 C45U 1.1730
2 Approximate Comparison Table Non-Alloy Cold-Work Tool Steels
Germany European Standard
DIN EN/DIN EN Numerical Grade
C45W C45U 1.1730

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