35SPb20 1.0756 - NF EN 10087-1999

Grade	35SPb20
	1.0756
Corresponding Standard	NF EN 10087-1999 Free-cutting structural steels
Classification	Carbon Steel

35SPb20 Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Pb
Minimum Value	0.32	-	0.7	-	0.15	0.15
Maximum Value	0.39	0.4	1.1	0.06	0.25	0.35

35SPb20 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	550~720
Steel: 10＜d ≤16	Untreated State	550~700
Steel: 16 < d ≤ 40	Untreated State	520~680			154~201
Steel: 40 < d ≤ 63	Untreated State	520~670			154~198
Steel: 63 < d ≤ 100	Untreated State	500~650			149~193
Steel: 5≤ d ≤10	Quenching + Tempering (+QT)	630~780	≥430	≥15
Steel: 10＜d ≤16	Quenching + Tempering (+QT)	630~780	≥430	≥15
Steel: 16 < d ≤ 40	Quenching + Tempering (+QT)	600~750	≥380	≥16
Steel: 40 < d ≤ 63	Quenching + Tempering (+QT)	550~700	≥320	≥17
Steel: 63 < d ≤ 100	Quenching + Tempering (+QT)	550~700	≥320	≥17

35SPb20 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"!