44SMn28 1.0762 - NF EN 10087-1999

Grade	44SMn28
	1.0762
Corresponding Standard	NF EN 10087-1999 Free-cutting structural steels
Classification	Carbon Steel

44SMn28 Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S
Minimum Value	0.4	-	1.3	-	0.24
Maximum Value	0.48	0.4	1.7	0.06	0.33

44SMn28 Mechanical Properties

diameter d mm	Heat Treatment or Condition	Tensile Strength σ_b Mpa	Yield Point σ_s Mpa	Elongation or Extension Rate δ %	Hardness HBW
Steel: 5≤ d ≤10	Untreated State	630~900
Steel: 10＜d ≤16	Untreated State	630~850
Steel: 16 < d ≤ 40	Untreated State	630~820			178~242
Steel: 40 < d ≤ 63	Untreated State	620~790			184~235
Steel: 63 < d ≤ 100	Untreated State	610~780			181~231
Steel: 5≤ d ≤10	Quenching + Tempering (+QT)	700~850	≥520	≥16
Steel: 10＜d ≤16	Quenching + Tempering (+QT)	700~850	≥480	≥16
Steel: 16 < d ≤ 40	Quenching + Tempering (+QT)	700~850	≥420	≥16
Steel: 40 < d ≤ 63	Quenching + Tempering (+QT)	700~850	≥410	≥16
Steel: 63 < d ≤ 100	Quenching + Tempering (+QT)	700~850	≥400	≥16

44SMn28 Corresponding Standards(Same grade name, different standards)

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