38SMnPb28 - ISO 683-18-2014

38SMnPb28 Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Pb
Minimum Value	0.35	-	1.2	-	0.24	0.15
Maximum Value	0.4	0.4	1.5	0.06	0.33	0.35

38SMnPb28 Mechanical Properties

	Heat Treatment or Condition	Tensile Strength σ_b Mpa	Yield Point σ_s Mpa	Elongation or Extension Rate δ %	Hardness HBW
5≤t≤10	Cold drawn (+C)	700~960	≥550	≥6
10＜t≤16	Cold drawn (+C)	660~960	≥500	≥6
16＜t≤40	Cold drawn (+C)	610~900	≥420	≥7
40＜t≤63	Cold drawn (+C)	600~840	≥400	≥7
63＜t≤100	Cold drawn (+C)	580~820	≥350	≥8
16＜t≤40	As-rolled + peeled (+SH)	560~730			≤213
40＜t≤63	As-rolled + peeled (+SH)	560~730			≤213
63＜t≤100	As-rolled + peeled (+SH)	550~700			≤204
5≤t≤10	Quenched and tempered and peeled (+QT+SH)	700~850	≥480
10＜t≤16	Quenched and tempered and peeled (+QT+SH)	700~850	≥460
16＜t≤40	Quenched and tempered and peeled (+QT+SH)	700~850	≥420	≥16
40＜t≤63	Quenched and tempered and peeled (+QT+SH)	700~850	≥400	≥16
63＜t≤100	Quenched and tempered and peeled (+QT+SH)	630~800	≥380	≥16
5≤t≤16	Quenched and tempered +Cold drawn (+QT+C)	850~1000	≥595	≥9
16＜t≤40	Quenched and tempered +Cold drawn (+QT+C)	700~900	≥490	≥11
40＜t≤100	Quenched and tempered +Cold drawn (+QT+C)	700~900	≥490	≥12

Approximate Comparison Table Free-Cutting Structural Steel

International Organization for Standardization	European Standard
ISO	EN	Numerical Grade
38SMnPb28	38SMnPb28	1.0761

38SMnPb28 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"!