9S20 1.0711 - DIN 1651-1970

Grade	9S20
Germany W-Nr.	1.0711
Corresponding Standard	DIN 1651-1970 Free-Cutting Steel; Technical Delivery Conditions
Classification	Carbon Steel
Properties	Machinability

9S20 Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S
Minimum Value	-	-	0.6	-	0.18
Maximum Value	0.13	0.05	1.2	0.1	0.25

9S20 Mechanical Properties

diameter(or thickness) d mm	Heat Treatment or Condition	Tensile Strength σ_b Mpa	Yield Point σ_s Mpa	Elongation or Extension Rate δ %	Hardness HBW
Bar, Large square billets, Coil; dt≤16	Cold Drawing (K)	550~800	≥420	≥7
Bar, Large square billets, Coil; 10<d≤16	Cold Drawing (K)	500~750	≥400	≥8
Bar stock, large billets, coil bars; d≤16	Cold Drawing and Normalizing (K+N)	≥360	≥230	≥25
Bar stock, large billets, coil bars; d≤16	Hot Working (U) or Hot Working + Scarfing (U+SH)	370~540			≤159

Approximate Comparison Table Free-Cutting Steel 1

9S20 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"!