46SPb20 1.0757 - EN 10277-2018

Grade	46SPb20
European Standard Steel Grade	1.0757
Corresponding Standard	EN 10277-2018 Bright Steel Products - Technical Delivery Conditions
Classification	Carbon Steel
Properties	Machinability

46SPb20 Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Pb
Minimum Value	0.42	-	0.7	-	0.15	0.15
Maximum Value	0.5	0.4	1.1	0.06	0.25	0.35

46SPb20 Mechanical Properties

thickness t mm	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 Drawing (+C)	740~980	≥570	≥5
10<t≤16	Cold Drawing (+C)	690~930	≥470	≥6
16<t≤40	Cold Drawing (+C)	640~880	≥400	≥7
40<t≤63	Cold Drawing (+C)	610~850	≥380	≥8
63<t≤100	Cold Drawing (+C)	580~820	≥340	≥8
16<t≤40	Rolling and Decapping (+SH)	590~760			≤222
40<t≤63	Rolling and Decapping (+SH)	580~730			≤213
63<t≤100	Rolling and Decapping (+SH)	560~710			≤207
16<t≤40	Quenching and Tempering, Peeling (+QT+SH)	650~800	≥430	≥13
40<t≤63	Quenching and Tempering, Peeling (+QT+SH)	630~780	≥370	≥14
63<t≤100	Quenching and Tempering, Peeling (+QT+SH)	630~780	≥370	≥14
5≤t≤10	Quenching and Tempering, Cold Drawing (+QT+C)	850~1000	≥595	≥8
10<t≤16	Quenching and Tempering, Cold Drawing (+QT+C)	850~950	≥560	≥9
16<t≤40	Quenching and Tempering, Cold Drawing (+QT+C)	700~850	≥490	≥10
40<t≤63	Quenching and Tempering, Cold Drawing (+QT+C)	700~850	≥490	≥11
63<t≤100	Quenching and Tempering, Cold Drawing (+QT+C)	650~850	≥455	≥11

Approximate Comparison Table Free-Cutting Structural Steel

International Organization for Standardization	European Standard
ISO	EN	Numerical Grade
46SPb20	46SPb20	1.0757

46SPb20 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"!