ASTM B 388 TM25 Structural and constructional steels

Material group: Ferrous Alloys / Structural and constructional steels
Country / Standard: United States / ASTM

Data updates

Latest Update: 2018-08
Total number of updates: 1
Update History

This material has 16 properties — only a subset is shown here.

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ASTM B 388 TM25 Chemical Composition

CRITERIA
VALUE
UNIT
CAS NUMBER
CRITERIA
Cr
VALUE
High-expansive component: 3%
UNIT
%
CAS NUMBER
7440-47-3
CRITERIA
Fe
VALUE
High-expansive component: 75%; Low-expansive component: 64%
UNIT
%
CAS NUMBER
7439-89-6
CRITERIA
Ni
VALUE
High-expansive component: 22%; Low-expansive component: 36%
UNIT
%
CAS NUMBER
7440-02-0

B388: 2006 / Standard Specification for Thermostat Metal Sheet and Strip

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ASTM B 388 TM25 Physical Properties

Temperature

PROPERTY / VALUE
Modulus of Elasticity
165 — 210 GPa
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Electrical Resistivity
0.05 Ω∙mm²/m
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Density
7.67 — 8.03 kg/dm³
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Electrical Conductivity
val1
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S/m
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Poisson Coefficient
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Service Temperature
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°C
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This material has 16 properties — only a subset is shown here.

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ASTM B 388 TM25 Heat Treatments

  • Heat treated at 260°C (500°F)

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  • -Cross References
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  • 8Physical Properties
  • 1Heat Treatment
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