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ASTM P20
Data Table for: Steel Grades : Mould Steel : ASTM P20
Chemical composition(mass fraction)(wt.%)
Mechanical Properties
- Quantity
- Value
- Unit
- Young's modulus
- Tensile strength
- Elongation
- Fatigue
- Yield strength
- 200000 - 200000
- 650 - 880
- 8 - 25
- 275 - 275
- 350 - 550
- MPa
- MPa
- %
- MPa
- MPa
Physical Properties
- Quantity
- Value
- Unit
- Thermal expansion
- Thermal conductivity
- Specific heat
- Melting temperature
- Density
- Resistivity
- 10 - 10
- 25 - 25
- 460 - 460
- 1450 - 1510
- 7700 - 7700
- 0.55 - 0.55
- e-6/K
- W/m.K
- J/kg.K
- °C
- kg/m3
- Ohm.mm2/m
Heat Treatment:
Annealing |
Quenching |
Tempering |
Normalizing |
Q & T |
√ |
√ |
√ |
√ |
√ |
Can produce ASTM P20 specifications and size
- Steel grade
- Specification
- Processing range(mm)
- ASTM P20
- ASTM P20
- ASTM P20
- ASTM P20
- ASTM P20
- ASTM P20
- Φ1 to Φ2000
- 10 to 1000
- 0.08 to 800(T)*10 to 1500(W)*Long
- Pipe/tube/slugs/donuts/cubes/other shapes
- OD: Φ4-410; WT: 1-35 mm
- THK:0.1mm Width:1500mm
Description
|
Component Elements Properties
|
Metric
|
English
|
Comments
|
|
Carbon, C
|
0.330 %
|
0.330 %
|
|
|
Chromium, Cr
|
1.75 %
|
1.75 %
|
|
|
Iron, Fe
|
96.07 %
|
96.07 %
|
|
|
Manganese, Mn
|
0.80 %
|
0.80 %
|
|
|
Molybdenum, Mo
|
0.40 %
|
0.40 %
|
|
|
Silicon, Si
|
0.65 %
|
0.65 %
|
|
Mechanical Properties
|
Metric
|
English
|
Comments
|
|
Hardness, Rockwell C
|
30.0 - 31.0
@Temperature 621 °C |
30.0 - 31.0
@Temperature 1150 °F |
|
|
|
39.0 - 40.0
@Temperature 538 °C |
39.0 - 40.0
@Temperature 1000 °F |
|
|
|
48.0 - 49.0
@Temperature 204 °C |
48.0 - 49.0
@Temperature 399 °F |
|
|
Modulus of Elasticity
|
207 GPa
|
30000 ksi
|
|
|
Machinability
|
60.0 - 65.0 %
|
60.0 - 65.0 %
|
1% Carbon Steel
|
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