GS-25 CrNiMo 4 (Germany / DIN) Material Properties

Other designations:
Material group: Ferrous Alloys / Cast steels
Country/Standard: Germany / DIN

Data updates

Latest Update: 2019-06
Total number of updates: 2
Update History:
2016-04

Mechanical Properties

Temperature

0 - 30°C
PROPERTY / VALUE
Yield Strength, Rp0.2 350 MPa view details
Tensile Strength 650 — 950 MPa view details
Elongation, A 10 % view details
Impact Energy val1
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J view details
Yield Strength, Rp0.2 50.8 ksi view details
Tensile Strength 94.3 — 137.8 ksi view details
Elongation, A 10 % view details
Impact Energy val1
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ft·lb view details

Physical Properties

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Composition

CRITERIA
VALUE
UNIT
CAS NUMBER
CRITERIA
C
VALUE
0.2200 – 0.2900
UNIT
%
CAS NUMBER
7440-44-0
CRITERIA
Cr
VALUE
0.8000 – 1.2000
UNIT
%
CAS NUMBER
7440-47-3
CRITERIA
Mn
VALUE
0.6000 – 1.0000
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

DIN 17205: 1992 / Quenched and tempered steel castings for general applications; technical delivery conditions

Heat Treatments

  • Air Quenched and Tempered Hardening: 880-930°C; Tempering: 600-650°C Liquid Quenched and Tempered (I) Hardening: 880-930°C; Tempering: 600-650°C Liquid Quenched and Tempered (II) Hardening: 880-930°C; Tempering: 550-600°C