18CrNi8 1.5920 - DIN 17210-1969

Grade	18CrNi8
Germany W-Nr.	1.5920
Corresponding Standard	DIN 17210-1969 Case Hardening Steels Technical Delivery Conditions
Classification	Alloy Steel

18CrNi8 Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr	Ni
Minimum Value	0.15	0.15	0.4	-	-	1.8	1.8
Maximum Value	0.2	0.4	0.6	0.035	0.035	2.1	2.1

18CrNi8 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
Steel	Softening Annealing (G)					≤235
Steel	Heat treatment to achieve specified tensile strength (BF)					187~235
Steel	Heat treated to achieve ferrite-pearlite structure (BG)					170~217
≤11mm	Heat Treatment	1250~1500	≥850	≥7	≥35
≥11~≤30mm	Heat Treatment	1200~1450	≥800	≥7	≥35
≥30~≤63mm	Heat Treatment	1100~1350	≥700	≥8	≥35

Approximate Comparison Table Structural Alloy Steel

Note: The data is for reference only! If you have any questions, please fill out "I want to correct it"!