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Brief Description of TG X4 Cold Working Die Steel
TG X4 material is suitable for produce cold-pressing die and cold extrusion die which in high-load working condition.
Characteristics :This steel grade belongs to cold-working die steel,with high toughness as well as high wear resistance.
Chemical Composition:(%)
|
C |
Cr |
V |
Mn |
Si |
P |
S |
|
1.25-1.35 |
7.50-8.50 |
0.10-0.45 |
0.10-0.45 |
0.20-0.50 |
≤0.030 |
≤0.020 |
Hardness: 255HB
TG X4 Steel Specification:
Flat Bar: Thickness: 12mm-80mm; Width: 200mm-710mm
Round Bar: 2.1mm-400mm
TG X4 Die Steel Heat Treatment:
Quenching temperature :1030-1060℃
Cooling Medium:oil-cooling or air-cooling
Tempering temperature:180-200℃,by two times.
Tempering Hardness:59-61HRC
Delivery status: As hot rolled& forged, delivery condition: annealed
