PROPRIETARY Superplast 300 (SP 300) Tool steels

Material group: Ferrous Alloys / Tool steels
Country / Standard: PROPRIETARY

Data updates

Latest Update: 2025-08
Total number of updates: 4
Update History
2022-09 2020-02 2017-02

This material has 25 properties — only a subset is shown here.

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PROPRIETARY Superplast 300 (SP 300) Chemical Composition

CRITERIA
VALUE
UNIT
CAS NUMBER
CRITERIA
B
VALUE
Present
UNIT
%
CAS NUMBER
7440-42-8
CRITERIA
C
VALUE
0.2500
UNIT
%
CAS NUMBER
7440-44-0
CRITERIA
CEV
VALUE
0.8400
UNIT
%
CAS NUMBER
CRITERIA
Cr
VALUE
val1
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UNIT
%
CAS NUMBER
7440-47-3
CRITERIA
Mn
VALUE
val1
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UNIT
%
CAS NUMBER
7439-96-5
CRITERIA
Mo
VALUE
val1
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UNIT
%
CAS NUMBER
7439-98-7
CRITERIA
P
VALUE
val1
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UNIT
%
CAS NUMBER
7723-14-0
CRITERIA
Si
VALUE
val1
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UNIT
%
CAS NUMBER
7440-21-3

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PROPRIETARY Superplast 300 (SP 300) Physical Properties

Temperature

PROPERTY / VALUE
Modulus of Elasticity
190 — 210 GPa
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Thermal Conductivity
40 W/(m∙°C)
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Density
7.72 — 8 kg/dm³
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Poisson Coefficient
val1
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This material has 25 properties — only a subset is shown here.

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PROPRIETARY Superplast 300 (SP 300) Heat Treatments

  • Heat treatment will achieve the following conditions: Austenitizing approximately 900 °C, maintaining 1 h 25 • by water tempering, oil, gas or air, depending on thickness, • temperature income between 500 and 600 °C.

PROPRIETARY Superplast 300 (SP 300) Mechanical Properties

Temperature

PROPERTY / VALUE
Tensile Strength
1020 MPa
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Brinell Hardness (HB)
290 — 320
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Elongation, A
13.5 %
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Yield Strength, Rp0.2
val1
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MPa
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  • -Cross References
  • 8Composition
  • 5Mechanical Properties
  • 9Physical Properties
  • 1Heat Treatment
  • -Metallography
  • -Machinability
  • 1Stress-Strain
  • -Formability
  • -Fatigue
  • -Fracture
  • -Creep
  • -Joints
  • -Coatings
  • -Dimensions
  • -Tribology
  • -Corrosion
  • -Ageing
  • -Weatherability
  • -Irradiation
  • 1Total Suppliers