40 NiCrMo 15 (Germany / TGL) Material Properties

Other designations:
Material group: Ferrous Alloys / Tool steels
Country/Standard: Germany / TGL

Data updates

Latest Update: 2020-07
Total number of updates: 1
Update History:

Mechanical Properties

Temperature

0 - 30°C
30 - 100°C
100 - 300°C
≥ 300°C
PROPERTY / VALUE
Brinell Hardness (HB) ≤ 265 view details
Rockwell Hardness (HR) 54 view details
Rockwell Hardness (HR) val1
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Rockwell Hardness (HR) val1
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Rockwell Hardness (HR) val1
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Brinell Hardness (HB) ≤ 265 view details
Rockwell Hardness (HR) 54 view details
Rockwell Hardness (HR) val1
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Rockwell Hardness (HR) val1
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Rockwell Hardness (HR) val1
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Physical Properties

Temperature

0 - 30°C
PROPERTY / VALUE
Modulus of Elasticity 190 — 210 GPa view details
Density 7.72 — 8 kg/dm³ view details
Poisson Coefficient 0.27 — 0.3 view details
Modulus of Elasticity 27.6 E+03 — 30.5 E+03 ksi view details
Density 0.279 — 0.289 lb/in³ view details
Poisson Coefficient 0.27 — 0.3 view details

Composition

CRITERIA
VALUE
UNIT
CAS NUMBER
CRITERIA
C
VALUE
0.35 – 0.45
UNIT
%
CAS NUMBER
7440-44-0
CRITERIA
Cr
VALUE
1.10 – 1.40
UNIT
%
CAS NUMBER
7440-47-3
CRITERIA
Mn
VALUE
0.30 – 0.50
UNIT
%
CAS NUMBER
7439-96-5
CRITERIA
Mo
VALUE
val1
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UNIT
%
CAS NUMBER
7439-98-7
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

TGL 4393: 1988 / Cold work tool steels; technical specifications for hot rolled bars and steel hammer forgings

Heat Treatments

  • Hot forming at 1050 - 850°C<br> Soft annealing at 630 - 660°C<br>Hardening: at 840 - 870°C, cooling by oil or air.