28Mn6 28Mn6H 28Mn6HH - ISO 683-1-1987

Grade	28Mn6
Other Names
Corresponding Standard	ISO 683-1-1987 Heat-treatable steels,alloy steels and free-cutting steels. Part 1:Direct-hardening unalloyed and low-alloyed wrought steel in form of different black produts
Classification	Carbon Steel
Properties	Strength Hardness Fatigue Resistance Quench Hardness Carburizing Ability

28Mn6 Chemical Element Composition Content (%)

Component	C	Si ^①	Mn	P	S
Minimum Value	0.25	0.1	1.3	-	-
Maximum Value	0.32	0.4	1.65	0.035	0.035

28Mn6 Mechanical Properties

diameter d mm	Tensile Strength σ_b Mpa	Yield Point σ_s Mpa	Elongation or Extension Rate δ %
d≤16	800~950	≥590	≥13
16＜d≤40	700~850	≥490	≥15
40＜d≤100	650~800	≥440	≥16

1 Approximate Comparison Table Structural Alloy Steel

China

Japan

United States

International Organization for Standardization

Germany

France

European Standard

Russia

United Kingdom

ISC

JIS

ASTM/AISI

UNS

ISO

DIN EN/DIN

W-Nr.

NF EN/NF

Numerical Grade

GOST

BS EN/BS

30Mn2

A00302

SMn433

1330

G13300

28Mn6

30Mn5

1.1165

32M5

28Mn6

1.1170

30Г2

150M28

2 Approximate Comparison Table Structural Alloy Steel

China	Japan	United States	International Organization for Standardization	Germany	France	European Standard		Russia	United Kingdom
GB	JIS	ASTM	ISO	DIN EN/DIN	NF EN/NF	EN	Numerical Grade	GOST	BS EN/BS
30Mn2	SCMn2	1527 Gr.1330	28Mn6	28Mn6	35Mn5	28Mn6	1.1170	30G 30G2	120M36 150H19 150M19 150M28

28Mn6 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"!