38Si7 1.5023 - EN 10089-2002

Grade	38Si7
European Standard Steel Grade	1.5023
Corresponding Standard	EN 10089-2002 Hot rolled steels for quenched and tempered springs; technical delivery conditions
Classification	Spring Steel
Properties	Strength Elasticity Fatigue Resistance Weldability

38Si7 Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	More
Minimum Value	0.35	1.5	0.5	-	-	Cu+10Sn ±0.60
Maximum Value	0.42	1.8	0.8	0.025	0.025	Cu+10Sn ±0.60

38Si7 Mechanical Properties

condition	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
Bar, rod	+QT	1300~1600	≥1150	≥8	≥35	-	KU ≥18
Rod	+S	-	-	-	-	≤280	-
Bar, rod	+A	-	-	-	-	≤217	-
Bar, rod	+AC	-	-	-	-	≤200	-

38Si7 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"!