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Product Details:
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| Standard: | DIN, JIS, AISI, ASTM, GB, BS | Application: | Die Mould / Tooling / Machinery |
|---|---|---|---|
| Technics: | Hot Roll, Forged | Heat Treatment: | Annealed / Q+T / H+T |
| Hardness: | 28 To 32 HRC | Flaw Detection: | CC / DD/ EE |
| Surface Treatment: | Black/Peeled/Polished/Machined/Turned/Milled | Shape: | Plate / Flat Bar / Round Bar |
| High Light: | alloy tool steel,carbon tool steel |
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1.2311/ P20/ 3Cr2Mo Alloy Steel Plate and Round Bar of Plastic Mold Steel
1, Features:
a, Good hardness uniformity and polishing property,good machining properties.
b, Good integral machanical performance under high temperature.
c, Good heat-resistance and fatigue-resistance,high mechanical behavior.
d, Pre-hardened to HRC28-32, can be directly used for mould processing, shorten the construction period.
e, High putity and homogeneous structure of China's biggest ESR production base for its strict requirement in the whole process of exploitation, smelting, vacuum degassing, ESR, forging, annealing, inspection.
2, Characteristics:
a, Good hardenability
b, Good integral machanical performance under high temperature
c, Good heat-resistance and fatigue-resistance
d, Good performance against liquid metal erosion
e, High putity and homogeneous structure of China's biggest ESR production base for its strict requirement in the whole process of exploitation, smelting, vacuum degassing, ESR, forging, annealing, inspection
3, Equivalent Grades:
| GB | DIN | AISI | JIS |
| 3Cr2Mo | 1.2311 | P20 | PDS-3 |
4, Chemical Composition (Wt%) :
| Steel Grade | C | Si | Mn | Cr | Mo | S | P |
| 1.2311 | 0.35-0.45 | 0.20-0.40 | 0.60-1.00 | 1.80-2.10 | 0.30-0.55 | ≤0.003 | ≤0.030 |
| P20 | 0.35-0.45 | 0.20-0.40 | 0.60-1.00 | 1.80-2.10 | 0.30-0.55 | ≤0.003 | ≤0.030 |
| PDS-3 | 0.35-0.45 | 0.20-0.40 | 0.60-1.00 | 1.80-2.10 | 0.30-0.55 | ≤0.003 | ≤0.030 |
5, Available Size (mm):
| Plate Size(mm) | Flat Bar Size(mm) | Round Bar Size(mm) | |||||
| Thickness | Width |
Length |
Thickness | Width | Length | Diameter | Length |
| 10-700 | 1600-2200 | 4000-10000 | 10-700 | 155-2200 | 2000-6000 | 20-200 | 2000-6000 |
6, Recommend Heat Treatment:
| Quenching | Tempering | ||||||
| Heating temperature/℃ | Cooling way | Hardness (HRC) | Heating temperature/℃ | Cooling way | Hardness (HRC) |
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| 850-880 | Oil Cooling | 50-52 | 580-640 | Air Cooling | 28-32 | ||
7, Applications:
Used for various lager-sized or medium-size precision plastic mould and alloy parts.
a, Ideally suited for the production of plastic moulds;
b, Die holders, zinc die casting dies, backers, bolsters and injection moulds;
c, Shafts, rails and wear strips;
Our service
Contact Person: Ms. Echo
Tel: +86 18148729336
Fax: +86-020-8251-5866
