Grade 1Ni3MnCuMoAl
China ISC T25611
Corresponding Standard GB /T 1299-2014
Tool and Mould Steels
Classification Tool Steel
1Ni3MnCuMoAl Chemical Element Composition Content (%)
Component C Si Mn P S Ni Cu Mo Al
Minimum Value 0.1 - 1.4 - - 2.9 0.8 0.2 0.7
Maximum Value 0.2 0.45 2 0.03 0.015 3.4 1.2 0.5 1.2
1Ni3MnCuMoAl Mechanical Properties
condition Heat Treatment or Condition
Hardness
HBW
Delivery condition Pre-Hard HRC
38~42
Approximate Comparison Table Plastic Mold Steel
China United States
GB ASTM
1Ni3MnCuMoAl P21
1Ni3MnCuMoAl Corresponding Standards(Same grade name, different standards)

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