SA-203 Grade E (United States / ASME) Material Properties

Alternative designations: 3 1/2Ni
Material group: Ferrous Alloys / Structural and constructional steels
Country/Standard: United States / ASME

Data updates

Latest Update: 2024-02
Total number of updates: 6
Update History:
2024-01 2023-11 2023-10 2019-11 2014-05

Mechanical Properties

Temperature

0 - 30°C
30 - 100°C
100 - 300°C
≥ 300°C
PROPERTY / VALUE
Yield Strength, Rp0.2 275 MPa view details
Yield Strength, Rp0.2 val1
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MPa view details
Yield Strength, Rp0.2 val1
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MPa view details
Yield Strength, Rp0.2 val1
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MPa view details
Tensile Strength 485 — 620 MPa view details
Tensile Strength val1
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MPa view details
Tensile Strength val1
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MPa view details
Tensile Strength val1
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MPa view details
Elongation, A 21 % view details
Impact Energy val1
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J view details
Yield Strength, Rp0.2 39.9 ksi view details
Yield Strength, Rp0.2 val1
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ksi view details
Yield Strength, Rp0.2 val1
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ksi view details
Yield Strength, Rp0.2 val1
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ksi view details
Tensile Strength 70.3 — 89.9 ksi view details
Tensile Strength val1
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ksi view details
Tensile Strength val1
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ksi view details
Tensile Strength val1
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ksi view details
Elongation, A 21 % view details
Impact Energy val1
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ft·lb view details

Physical Properties

Temperature

≤ 0°C
0 - 30°C
30 - 100°C
100 - 300°C
≥ 300°C
PROPERTY / VALUE
Modulus of Elasticity 197 — 204 GPa view details
Modulus of Elasticity val1
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GPa view details
Modulus of Elasticity val1
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GPa view details
Modulus of Elasticity val1
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GPa view details
Modulus of Elasticity val1
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GPa view details
Density 7.67 — 7.86 kg/dm³ view details
Poisson Coefficient 0.27 — 0.3 view details
Coefficient of Thermal Expansion (CTE) val1
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10-6/°C view details
Coefficient of Thermal Expansion (CTE) val1
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10-6/°C view details
Coefficient of Thermal Expansion (CTE) val1
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10-6/°C view details
Coefficient of Thermal Expansion (CTE) val1
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10-6/°C view details
Modulus of Elasticity 28.6 E+03 — 29.6 E+03 ksi view details
Modulus of Elasticity val1
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ksi view details
Modulus of Elasticity val1
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ksi view details
Modulus of Elasticity val1
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ksi view details
Modulus of Elasticity val1
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ksi view details
Density 0.277 — 0.284 lb/in³ view details
Poisson Coefficient 0.27 — 0.3 view details
Coefficient of Thermal Expansion (CTE) val1
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10-6/°F view details
Coefficient of Thermal Expansion (CTE) val1
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10-6/°F view details
Coefficient of Thermal Expansion (CTE) val1
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10-6/°F view details
Coefficient of Thermal Expansion (CTE) val1
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10-6/°F view details

Composition

CRITERIA
VALUE
UNIT
CAS NUMBER
CRITERIA
C
VALUE
≤ 0.20
UNIT
%
CAS NUMBER
7440-44-0
CRITERIA
Mn
VALUE
≤ 0.70
UNIT
%
CAS NUMBER
7439-96-5
CRITERIA
Ni
VALUE
3.25 – 3.75
UNIT
%
CAS NUMBER
7440-02-0
CRITERIA
P
VALUE
val1
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UNIT
%
CAS NUMBER
7723-14-0
CRITERIA
S
VALUE
val1
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UNIT
%
CAS NUMBER
7704-34-9
CRITERIA
Si
VALUE
val1
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UNIT
%
CAS NUMBER
7440-21-3

ASME Boiler and Pressure Vessel Code An International Code Section II - Part A Ferrous Material Specifications / American Society of Mechanical Engineers / 2023

Heat Treatments

  • If approved by the purchaser, cooling rates faster than air cooling are permissible for improvement of the toughness, provided the plates are subsequently tempered at not less than 595°C (1100°F) for not less than 1/2 h.