Grade 17SMn20
European Standard Steel Grade 1.0735
Corresponding Standard EN 10277-2018
Bright steel products - Technical delivery conditions
Classification Carbon Steel
Properties Machinability
17SMn20 Chemical Element Composition Content (%)
Component C Si Mn P S
Minimum Value 0.14 - 1.2 - 0.15
Maximum Value 0.2 0.4 1.6 0.06 0.25
17SMn20 Mechanical Properties
thickness
t
mm
Heat Treatment or Condition
Tensile Strength
σb
Mpa
Yield Point
σs
Mpa
Elongation or Extension Rate
δ
%
Hardness
HBW
5≤t≤10 Cold Drawing (+C) 560~840 ≥450 ≥6
10<t≤16 Cold Drawing (+C) 500~800 ≥430 ≥7
16<t≤40 Cold Drawing (+C) 470~770 ≥390 ≥8
40<t≤63 Cold Drawing (+C) 460~680 ≥350 ≥9
63<t≤100 Cold Drawing (+C) 440~650 ≥265 ≥10
16<t≤40 Rolling and Decapping (+SH) 430~600 ≤178
40<t≤63 Rolling and Decapping (+SH) 430~580 ≤172
63<t≤100 Rolling and Decapping (+SH) 420~540 ≤160
17SMn20 Corresponding Standards(Same grade name, different standards)

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