G17CrMo9-10 1.7379 - ISO 14737-2021

Grade	G17CrMo9-10
ISO Numeric Designation	1.7379
Corresponding Standard	ISO 14737-2021 Carbon and Low Alloy Cast Steels for General Applications
Classification	Cast Steel

G17CrMo9-10 Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S ^①	Cr	Ni	Cu	Mo	V
Minimum Value	0.13	-	0.5	-	-	2	-	-	0.9	-
Maximum Value	0.2	0.6	0.9	0.025	0.02	2.5	0.4	0.3	1.2	0.05

① For castings of ruling thickness < 28 mm, S ≤ 0,030 % is permitted.

G17CrMo9-10 Mechanical Properties

thickness t mm	Heat Treatment or Condition	Tensile Strength σ_b Mpa	Specified Plastic Yield Strength Rp_0.2 Mpa	Elongation or Extension Rate δ %	Impact Energy Absorption KV2 J
t≤150	Quenching + Tempering (+QT) Quenching temperature 930~970°C , Tempering temperature 680~740°C	590~740	≥400	≥18	≥40

1 Approximate Comparison Table Cast Steel

China	United States	International Organization for Standardization
GB	UNS	ISO	Numerical Grade
ZG17Cr2Mo ZG17Cr2Mo1	J21890	G17CrMo9-10	1.7379

2 Approximate Comparison Table Steel castings for pressure purposes

China

Taiwan, China

Japan

South Korea

United States

International Organization for Standardization

Germany

France

Russia

Sweden

United Kingdom

CNS

JIS

ASTM

UNS

ISO

DIN EN/DIN

W-Nr.

NF EN/NF

GOST

SS₁₄

BS EN/BS

ZG12Cr2Mo1G

SCPH32

WC9

J02501

≈G17CrMo9-10

GS-18CrMo9-10

1.7379

15CD9.10-M

≈14Х21МРЛ

2224

G17CrMo9-10

G17CrMo9-10 Corresponding Standards(Same grade name, different standards)

Note: The data is for reference only! If you have any questions, please fill out "I want to correct it"!