1.4534 (France / AFNOR NF) Material Properties

Other designations: ,
Material group: Ferrous Alloys / Stainless steels
Country/Standard: France / AFNOR NF

Data updates

Latest Update: 2025-11
Total number of updates: 3
Update History:
2023-03 2020-03

Mechanical Properties

Temperature

≤ 0°C
0 - 30°C
PROPERTY / VALUE
Yield Strength, Rp0.2 val1
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MPa view details
Tensile Strength 930 — 1550 MPa view details
Elongation, A 8 % view details
Reduction of Area val1
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% view details
Impact Energy val1
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J view details
Impact Energy val1
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J view details
Brinell Hardness (HB) 360 view details
Rockwell Hardness (HR) val1
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view details
Grain Size val1
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view details
Yield Strength, Rp0.2 val1
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ksi view details
Tensile Strength 134.9 — 224.8 ksi view details
Elongation, A 8 % view details
Reduction of Area val1
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% view details
Impact Energy val1
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ft·lb view details
Impact Energy val1
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ft·lb view details
Brinell Hardness (HB) 360 view details
Rockwell Hardness (HR) val1
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view details
Grain Size val1
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view details

Physical Properties

Temperature

0 - 30°C
PROPERTY / VALUE
Modulus of Elasticity 190 — 215 GPa view details
Density 7.61 — 8.1 kg/dm³ view details
Poisson Coefficient 0.27 — 0.3 view details
Modulus of Elasticity 27.6 E+03 — 31.2 E+03 ksi view details
Density 0.275 — 0.293 lb/in³ view details
Poisson Coefficient 0.27 — 0.3 view details

Composition

CRITERIA
VALUE
UNIT
CAS NUMBER
CRITERIA
Al
VALUE
0.80 – 1.35
UNIT
%
CAS NUMBER
7429-90-5
CRITERIA
C
VALUE
≤ 0.050
UNIT
%
CAS NUMBER
7440-44-0
CRITERIA
Cr
VALUE
12.50 – 13.25
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
N
VALUE
val1
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UNIT
%
CAS NUMBER
7727-37-9; 17778-88-0
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
CRITERIA
Ti
VALUE
val1
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UNIT
%
CAS NUMBER
7440-32-6

NF S 94-090: 2005 / Medico-surgical equipment - Materials for surgical instruments - Martensitic, precipitations hardening, austenitic and austeno-ferritic stainless steels

Heat Treatments

  • AT - Solutionize: 920-940°C, cool in oil, air or water; P930 - Solutionize: 920-940°C, cool in oil, air or water; precipitate: 620°C, 4 hours and air cool; P1500 - Solutionize: 920-940°C, cool in oil, air or water; precipitate: 510°C, 4 hours and air cool.
  • Solution annealed (delivery condition): 925°C; ≥ 30 minutes; air cooled or oil quenched.<br />Solution annealed and precipitation hardened (delivery condition): 925°C; ≥ 30 minutes; air cooled or oil quenched; 530 ≤ t ≤ 550°C; for 4 hours; air cooled.<br />Solution annealed and precipitation hardened (use condition): 530 ≤ t ≤ 550°C; for 4 hours; air cooled.