35S20 - DIN EN ISO 683-4-2018

Grade	35S20
Corresponding Standard	DIN EN ISO 683-4-2018 Heat-treatable steels,alloy steels and free-cutting steels--Part 4: free-cutting steels
Classification	Carbon Steel
Properties	Machinability Quench Hardness

35S20 Chemical Element Composition Content (%)

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

35S20 Mechanical Properties

condition	Heat Treatment or Condition	Tensile Strength σ_b Mpa	Yield Point σ_s Mpa	Elongation or Extension Rate δ %	Hardness HBW
5<d≤10	Untreated (U)	550~720			≤210
10<d≤16	Untreated (U)	550~720			≤204
16<d≤40	Untreated (U)	520~680			≤198
40<d≤63	Untreated (U)	520~670			≤196
63<d≤100	Untreated (U)	500~650			≤190
5<d≤10	Quenching and Tempering	630~780	≥430	≥15
10<d≤16	Quenching and Tempering	630~780	≥430	≥15
16<d≤40	Quenching and Tempering	600~750	≥380	≥16
40<d≤63	Quenching and Tempering	550~700	≥320	≥17
63<d≤100	Quenching and Tempering	550~700	≥320	≥17

New and Old Grade Replacement List

1 Approximate Comparison Table

China		United States	International Organization for Standardization	Germany		France	European Standard		Sweden	United Kingdom
GB	ISC	ASTM/AISI	ISO	DIN EN/DIN	W-Nr.	NF EN/NF	EN	Numerical Grade	SS₁₄	BS EN/BS
Y35 Y30	U70352	1140	35S20	35S20	1.0726	35MF6	35S20	1.0726	1957	212M36

2 Approximate Comparison Table

China	United States	International Organization for Standardization	Germany	France	European Standard		Sweden	United Kingdom
GB	ASTM	ISO	DIN EN/DIN	NF EN/NF	EN	Numerical Grade	SS	BS EN/BS
Y35	1140	35S20	35S20	35MF6	35S20	1.0726	1957-03	212M36

3 Approximate Comparison Table

4 Approximate Comparison Table

35S20 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"!