B.S. S 143 Stainless steels

Material group: Ferrous Alloys / Stainless steels
Country / Standard: United Kingdom / B.S.

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B.S. S 143 Chemical Composition

CRITERIA
VALUE
UNIT
CAS NUMBER
CRITERIA
C
VALUE
≤ 0.07
UNIT
%
CAS NUMBER
7440-44-0
CRITERIA
Cr
VALUE
13.2 – 14.7
UNIT
%
CAS NUMBER
7440-47-3
CRITERIA
Cu
VALUE
1.20 – 2.00
UNIT
%
CAS NUMBER
7440-50-8
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
Nb
VALUE
val1
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UNIT
%
CAS NUMBER
7440-03-1
CRITERIA
Ni
VALUE
val1
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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

BS 2S 143: 1976 / Specification for chromium-nickel-copper-molybdenum corrosion-resisting steel (precipitation hardening) billets, bars, forgings and parts (930-1080 MPa)

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B.S. S 143 Physical Properties

Temperature

PROPERTY / VALUE
Modulus of Elasticity
190 — 215 GPa
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Thermal Conductivity
val1
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W/(m∙°C)
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Electrical Resistivity
val1
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Ω∙mm²/m
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Density
val1
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kg/dm³
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Electrical Conductivity
val1
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S/m
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Heat Capacity
val1
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J/(kg∙°C)
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Poisson Coefficient
val1
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This material has 160 properties — only a subset is shown here.

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B.S. S 143 Heat Treatments

  • Softening treatment: The softening treatment shall consist of heating uniformly at a temperature between 610°C and 630°C for not less than 2h, followed by cooling in air. Final heat treatment: Solution treatment - Heat uniformly at a temperature between 1000°C and 1050°C for not less than 30 min, followed by cooling in air to a temperature not exceeding 30°C, Precipitation treatment (first stage) - Heat at a temperature of 750 ± 10°C for not less than 2h, followed by cooling in air to a temperature not exceeding 30°C, Precipitation treatment (final stage) - Heat at a temperature between 530°C and 560°C for not less than 2h, followed by cooling in air.

B.S. S 143 Mechanical Properties

Temperature

PROPERTY / VALUE
Tensile Strength
930 — 1080 MPa
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Brinell Hardness (HB)
277 — 341
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Elongation, A
≥ 12 %
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Impact Energy
val1
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J
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Vickers Hardness (HV)
val1
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Yield Strength, Rp0.2
val1
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MPa
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B.S. S 143 International Equivalent Materials

Showing 15 of 65 results.

MATERIAL
STANDARD
COUNTRY / PRODUCER
EQUIVALENCE CATEGORY
MATERIAL
1.4594
STANDARD
DIN
COUNTRY / PRODUCER
Germany
EQUIVALENCE CATEGORY
Composition 100%
MATERIAL
X5CrNiMoCuNb14-5
STANDARD
DIN
COUNTRY / PRODUCER
Germany
EQUIVALENCE CATEGORY
Composition 100%
MATERIAL
X5CrNiMoCuNb14-5
STANDARD
EN
COUNTRY / PRODUCER
European Union
EQUIVALENCE CATEGORY
Composition 100%
MATERIAL
X5CrNiMoCuNb14-5
STANDARD
AFNOR NF
COUNTRY / PRODUCER
France
EQUIVALENCE CATEGORY
Composition 100%
MATERIAL
1.4594
STANDARD
AFNOR NF
COUNTRY / PRODUCER
France
EQUIVALENCE CATEGORY
Composition 100%
MATERIAL
X5CrNiMoCuNb14-5
STANDARD
B.S.
COUNTRY / PRODUCER
United Kingdom
EQUIVALENCE CATEGORY
Composition 100%
MATERIAL
1.4594
STANDARD
B.S.
COUNTRY / PRODUCER
United Kingdom
EQUIVALENCE CATEGORY
Composition 100%
MATERIAL
X5CrNiMoCuNb14-5
STANDARD
BDS
COUNTRY / PRODUCER
Bulgaria
EQUIVALENCE CATEGORY
Composition 100%
MATERIAL
1.4594
STANDARD
EN
COUNTRY / PRODUCER
European Union
EQUIVALENCE CATEGORY
Composition 100%
MATERIAL
1.4594
STANDARD
BDS
COUNTRY / PRODUCER
Bulgaria
EQUIVALENCE CATEGORY
Composition 100%
MATERIAL
X5CrNiMoCuNb14-5
STANDARD
CSN
COUNTRY / PRODUCER
Czech Republic
EQUIVALENCE CATEGORY
Composition 100%
MATERIAL
1.4594
STANDARD
CSN
COUNTRY / PRODUCER
Czech Republic
EQUIVALENCE CATEGORY
Composition 100%
MATERIAL
X5CrNiMoCuNb14-5
STANDARD
MSZ
COUNTRY / PRODUCER
Hungary
EQUIVALENCE CATEGORY
Composition 100%
MATERIAL
1.4594
STANDARD
MSZ
COUNTRY / PRODUCER
Hungary
EQUIVALENCE CATEGORY
Composition 100%
MATERIAL
X5CrNiMoCuNb14-5
STANDARD
NBN
COUNTRY / PRODUCER
Belgium
EQUIVALENCE CATEGORY
Composition 100%

Equivalence categories reflect chemical-composition and mechanical-property comparison — always verify suitability against the governing specification for your application.

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  • 65Cross References
  • 10Composition
  • 12Mechanical Properties
  • 24Physical Properties
  • 1Heat Treatment
  • -Metallography
  • -Machinability
  • 2Stress-Strain
  • -Formability
  • -Fatigue
  • -Fracture
  • -Creep
  • -Joints
  • -Coatings
  • -Dimensions
  • -Tribology
  • -Corrosion
  • -Ageing
  • -Weatherability
  • -Irradiation
  • 46Total Suppliers