18CrNiMo 7-6 1.6587 - DIN EN ISO 683-17-2015

18CrNiMo 7-6 Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S ^①	Cr	Ni	Cu	Mo	Al	O
Minimum Value	0.15	-	0.5	-	-	1.5	1.4	-	0.25	-	-
Maximum Value	0.21	0.4	0.9	0.025	0.015	1.8	1.7	0.3	0.35	0.05	0.002

18CrNiMo 7-6 Mechanical Properties

condition	Heat Treatment or Condition	Hardness HBW
Steel billet, bar stock, coil bar	Cold Shearing Treatment (+S)	≤255
Bars, coiled bars	Softening Annealing (+A)	≤229
Bar stock, coil, wire, ring parts	Solution Heat Treatment (+TH)	179~229
Bars, coils, wire rods, pipes, rings	Spheroidizing Annealing (+AC)	≤179
Bar, Coil, Pipe, Ring	Isothermal Treatment to Ferrite-Perlite Structure and Hardness Range (+FP)	159~207

18CrNiMo7-6 Corresponding Standards(Same grade name, different standards)

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