X2CrNiMoN17-13-5 1.4439 - EN 10272-2016

Grade	X2CrNiMoN17-13-5
European Standard Steel Grade	1.4439
Corresponding Standard	EN 10272-2016 Stainless steel bars for pressure purposes
Classification	Austenitic Stainless Steel

X2CrNiMoN17-13-5 Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr	Ni	Mo	N
Minimum Value	-	-	-	-	-	16.5	12.5	4	0.12
Maximum Value	0.03	1	2	0.045	0.015	18.5	14.5	5	0.22

X2CrNiMoN17-13-5 Mechanical Properties

Diameter or thickness d or b mm	Tensile Strength σ_b Mpa	Specified Plastic Yield Strength Rp_0.2 Mpa	Elongation or Extension Rate δ %	Hardness HBW	Impact Energy Absorption KV2 J
≤160	580~800	Rp0.2：≥280 Rp1.0：≥315	l: ≥35	≤250	(at 20℃)：l ≥100 (at -196℃)：≥60
160<d (b)≤400	580~800	Rp0.2：≥280 Rp1.0：≥315	tr: ≥30	≤250	(at 20℃)：tr ≥60 (at -196℃)：≥ 60

a) Axial： l；Tangential：tr.

* The maximum HBW-values may be raised by 100 units or the tensile strength value may be raised by 200 MPa and the minimum elongation value be lowered to 20 % for bars of ≤ 35 mm thickness having a final cold deformation.

1 Approximate Comparison Table Austenitic Stainless Steel

China		United States		International Organization for Standardization		European Standard
GB	ISC	AISI	UNS	ISO	Numerical Grade	EN	Numerical Grade
022Cr19Ni16Mo5N	S31723	317LMN	S31726	X2CrNiMoN17-13-5 X2CrNiMoN 18-15-5	4439-317-26-E 4483-317-26-I	X2CrNiMoN17-13-5	1.4439 (1.4483)

2 Approximate Comparison Table Austenitic Stainless Steel

United States		France	European Standard
ASTM	UNS	NF EN/NF	EN	Numerical Grade
317LMN	S31726	Z3CND18-14-05Az	X2CrNiMoN17-13-5	1.4439

X2CrNiMoN17-13-5 Corresponding Standards(Same grade name, different standards)

1	EN 10088-1-2005
	X2CrNiMoN 17-13-5 1.4439
2	EN 10296-2-2005
	X2CrNiMoN17-13-5 1.4439
3	EN 10253-4-2003
	X2CrNiMoN17-13-5 1.4439
4	EN 10088-2-2005
	X2CrNiMoN17-13-5 1.4439
5	EN 10088-3-2005
	X2CrNiMoN17-13-5 1.4439
6	EN 10297(2)-2005
	X2CrNiMoN17-13-5 1.4439
7	EN 10088-3-2014
	X2CrNiMoN17-13-5 1.4439
8	ISO 15510-2014
	X2CrNiMoN17-13-5 4439-317-26-E
9	ISO 9328-7-2018
	X2CrNiMoN17-13-5
10	DIN EN 10088-3-2014
	X2CrNiMoN17-13-5 1.4439
11	NF EN 10088-2-2005
	X2CrNiMoN17-13-5 1.4439
12	NF EN 10088-1-2005
	X2CrNiMoN17-13-5 1.4439
13	NF EN 10028-7-2008
	X2CrNiMoN17-13-5 1.4439
14	NF EN 10296-2-2005
	X2CrNiMoN17-13-5 1.4439
15	NF EN 10028-7-2000
	X2CrNiMoN17-13-5 1.4439
16	DIN EN 10296-2-2006
	X2CrNiMoN17-13-5 1.4439
17	EN 10272-2016
	X2CrNiMoN17-13-5 1.4439

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