35Mn U21352 - GB /T 699-2015

Grade	35Mn
China ISC	U21352
Corresponding Standard	GB /T 699-2015 Quality Carbon Structure Steels
Classification	Carbon Steel
Properties	Machinability

35Mn Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr	Ni	Cu
Minimum Value	0.32	0.17	0.7	-	-	-	-	-
Maximum Value	0.39	0.37	1	0.035	0.035	0.25	0.3	0.25

35Mn Mechanical Properties

diameter(thickness) d mm	Heat Treatment or Condition	Tensile Strength σ_b Mpa	Yield Point σ_s Mpa	Elongation or Extension Rate δ %	Reduction of Area ψ %	Hardness HBW	Impact Energy Absorption KV2 J
d=25 (Sample size)	Normalizing + Quenching + Tempering	≥560	≥335	≥18	≥45	Unprocessed Steel ≤229	KU2 ≥55
						Annealed Steel ≤197

1 Approximate Comparison Table High-Quality Carbon Structural Steel

2 Approximate Comparison Table High-Quality Carbon Structural Steel

China	United States	International Organization for Standardization	European Standard
GB	ASTM/AISI	ISO	EN	Numerical Grade
35Mn (GB/T 699-2015)	1037 (ASTM A29/A29M:2005)	C35E4 (ISO 683-18:1996)	C35E (EN 10083-1:1991+A1:1996) (EN 10084:1998)	1.1181

3 Approximate Comparison Table High-Quality Carbon Structural Steel

35Mn 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"!