ZG42CrMo (China / GB) Material Properties

Material group: Ferrous Alloys / Cast steels
Country/Standard: China / GB

Data updates

Latest Update: 2022-09
Total number of updates: 3
Update History:
2020-02 2019-11

Mechanical Properties

Temperature

0 - 30°C
PROPERTY / VALUE
Yield Strength, Rp0.2 val1
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MPa view details
Tensile Strength 569 — 1000 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
Brinell Hardness (HB) 195 — 260 view details
Yield Strength, Rp0.2 val1
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ksi view details
Tensile Strength 82.5 — 145 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
Brinell Hardness (HB) 195 — 260 view details

Physical Properties

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Composition

CRITERIA
VALUE
UNIT
CAS NUMBER
CRITERIA
C
VALUE
0.38 – 0.45
UNIT
%
CAS NUMBER
7440-44-0
CRITERIA
Cr
VALUE
0.80 – 1.20
UNIT
%
CAS NUMBER
7440-47-3
CRITERIA
Mn
VALUE
0.60 – 1.00
UNIT
%
CAS NUMBER
7439-96-5
CRITERIA
Mo
VALUE
val1
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UNIT
%
CAS NUMBER
7439-98-7
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

JB/ZQ 4297: 1986 / Alloy steel casting

Heat Treatments

  • Normalized and tempered (+NT): Normalized at 900-980°C; Tempered at 630-680°C;<br />Quenched and tempered (+QT1): Quenched at 880-950°C; Tempered at 600-650°C;<br />Quenched and tempered (+QT2): Quenched at 880-950°C; Tempered at 550-600°C.