| Place of Origin: | China (Mainland) |
|---|---|
| Brand Name: | Xinda |
| Model Number: | P20/ 1.2330 |
| Speification: | from 10mm to 600mm |
| Technology: | Forged |
| Applicaiotn: | Tool Steel Bar |
| delivery condition: | hot rolled/forged,annealed |
| Surface Condition: | |
| Tolerance: |
Quick Details
Specifications
Product Name:
AISI P20 alloy steel
Grades:
| ASTM | DIN | JIS | GB |
| P20 | 1.2330 | / | 3Cr2Mo |
Chemical Composition (%):
| C | Si | Mn | P≤ | S≤ | Cr | Mo | V |
| 0.28-0.40-1.60 | 0.20-0.80 | 0.60-1.00 | 0.030 | 0.030 | 1.40-2.00 | 0.30-0.55 | / |
Specialty
High penetration, high rigidity, high endurance, small distortion when quench, possess high rigidity of
Cr12*210CrW12,.good tenacity, adapt to tool mould of complicated form.
Use
All kinds of cold stamping mold, cut blade and twisting thread board of high endurance and long life
Heat Treatment
1. Quench: recommend oil of 980-1040°c\wind(re-preheat~500 °c -850 °c )HRC64-62
2. tempering: eliminate stress, stabilize framework, (180-200 °c )≥2 hours HRC63-62
3.Change of temperature of tempering and HRC rigidity (reference)
4.Annealing: 780-800 °c slow cooling
Melting Process
1. EAF: Electric Furnace+LF+VD(Optional)
2. ESR: Electric Furnace+LF+VD+Eleroslag Remelted(Optional)
UT Class
According to Standard of SEP 1921/84,100% Volume, Level C/c, D/d or E/e
Tolerance on Quantity
+/-10% Per Size