1025 - ASTM A519/A519M-2024

Grade	1025
Corresponding Standard	ASTM A519/A519M-2024 Standard Specification for Seamless Carbon and Alloy Steel Mechanical Tubing
Classification	Carbon Steel

1025 Chemical Element Composition Content (%)

Component	C	Mn	P	S
Minimum Value	0.22	0.3	-	-
Maximum Value	0.28	0.6	0.04	0.05

1025 Mechanical Properties

condition	Tensile Strength σ_b Mpa	Yield Point σ_s Mpa	Elongation or Extension Rate δ %	Hardness HBW
HR-Hot rolled	380	240	25	HRB 60
CW-Cold worked	515	450	5	HRB 80
SR-Stress Relieved	485	380	8	HRB 75
A-Annealed	365	205	25	HRB 57
N-Normalized	380	250	22	HRB 60

1 Approximate Comparison Table High-Quality Carbon Structural Steel

China

Taiwan, China

Japan

South Korea

United States

International Organization for Standardization

Germany

France

Russia

United Kingdom

ISC

CNS

JIS

ASTM/AISI

UNS

ISO

DIN EN/DIN

W-Nr.

NF EN/NF

GOST

BS EN/BS

U20252

S25C

SM25C

1025

G10250

C25E4

C25E
Ck25

1.1158

C25E
XC25

C25E
070M26

2 Approximate Comparison Table Steel for Cold Heading and Cold Extrusion

1025 Corresponding Standards(Same grade name, different standards)

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