X5NiCrAITi31-20（+RA） 1.4958（+RA） - NF EN 10028-7-2008

Grade	X5NiCrAITi31-20（+RA）
	1.4958（+RA）
Corresponding Standard	NF EN 10028-7-2008 Flat products made of steels for pressure purposes - Part 7 : stainless steels
Classification	Austenitic Stainless Steel

X5NiCrAITi31-20（+RA） Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr	Ni	Cu	N	Ti	Nb	Co	Al	More
Minimum Value	0.03	-	-	-	-	19	30	-	-	0.2	-	-	0.2	AI+Ti: ≤ 0.7 Ni+Co:30~32.5
Maximum Value	0.08	0.7	1.5	0.015	0.01	22	32.5	0.5	0.03	0.5	0.1	0.5	0.5	AI+Ti: ≤ 0.7 Ni+Co:30~32.5

◎ Elements not quoted in this table shall not be intentionally added to the steel without the agreement of the purchaser except for finishing the cast. All precautions are to be taken to avoid the addition of such elements from scrap and other materials used in production which would impair mechanical properties and the suitability of the steel.

X5NiCrAITi31-20（+RA） Mechanical Properties

condition	Heat Treatment or Condition	Tensile Strength σ_b Mpa	Yield Point σ_s Mpa	Elongation or Extension Rate δ %	Impact Energy Absorption KV2 J
P：T ≤ 75	+AT	500~750	R_p0.2：≥210 R_p1.0：≥240 ①②	T ＜ 3mm: ≥30 T ≥ 3mm: ≥ 30 ②③	20℃： (l: ≥120；t: ≥80)

◎ C-Cold rolled strip；H-Hot rolled strip；P-Hot rolled plate；T-Thickness；t-transverse；l-Longitudinal
◎ +A=annealed；+AT=solution annealed；+QT = quenched and tempered；+RA=recrystallizing annealed condition

X5NiCrAITi31-20（+RA） Corresponding Standards(Same grade name, different standards)

1	NF EN 10028-7-2008
	X5NiCrAITi31-20（+RA） 1.4958（+RA）
2	NF EN 10028-7-2000
	X5NiCrAITi31-20（+RA） 1.4958（+RA）

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