15Mn4 1.0468 - DIN 17115-2012 - H2ABC

中文版

Grade	15Mn4
Germany W-Nr.	1.0468
Corresponding Standard	DIN 17115-2012 Steel for welded round link chains and chain components-Technical delivery conditions
Classification	Carbon Steel

15Mn4 Chemical Element Composition Content (%)

Component	C	Si ^①	Mn	P	S	Cu	N	Al
Minimum Value	0.12	-	0.85	-	-	-	-	0.025
Maximum Value	0.18	0.25	1.15	0.025	0.025	0.25	0.012	0.05

15Mn4 Mechanical Properties

diameter d mm	Heat Treatment or Condition	Tensile Strength σ_b Mpa	Yield Point σ_s Mpa	Elongation or Extension Rate δ %	Reduction of Area ψ %
d≤10	Normalizing (+N)	≥450	≥290	≥25
10<d≤20	Normalizing (+N)	≥430	≥280	≥25
20<d≤40	Normalizing (+N)	≥410	≥270	≥25
d≥40	Normalizing (+N)	≥400	≥260	≥25
d≤10	Quenching + Tempering (+QT)	≥660	≥460	≥15	≥40
10<d≤20	Quenching + Tempering (+QT)	≥580	≥400	≥14	≥40
20<d≤40	Quenching + Tempering (+QT)	≥520	≥360	≥13	≥40

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