X8Ni 9 1.5662 - DIN EN 10269-2014

Grade	X8Ni 9
Germany W-Nr.	1.5662
Corresponding Standard	DIN EN 10269-2014 Steels and Nickel Alloys for Fasteners with Specified Elevated and/or Low Temperature Properties
Classification	Alloy Steel
Density	7.89 g/cm³

X8Ni 9 Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Ni	Mo	V
Minimum Value	-	-	0.3	-	-	8.5	-	-
Maximum Value	0.1	0.35	0.8	0.02	0.01	10	0.1	0.05

X8Ni 9 Mechanical Properties

diameter 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 %	Impact Energy Absorption KV2 J
d≤40	+N+NT( or +QT)	640~840	≥490	≥18	≥50	≥70
40<d≤75	+N+NT( or +QT)	640~840	≥480	≥18	≥50	≥70
d≤40	+QT	680~820	≥585	≥18	≥50	≥120
40<d≤75	+QT	680~820	≥575	≥18	≥50	≥120

X8Ni9 Corresponding Standards(Same grade name, different standards)

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