X1NiCrMoCuN25-20-7 1.4529 - EN 10272-2016

Grade	X1NiCrMoCuN25-20-7
European Standard Steel Grade	1.4529
Corresponding Standard	EN 10272-2016 Stainless steel bars for pressure purposes
Classification	Austenitic Stainless Steel

X1NiCrMoCuN25-20-7 Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr	Ni	Cu	Mo	N
Minimum Value	-	-	-	-	-	19	24	0.5	6	0.15
Maximum Value	0.02	0.5	1	0.03	0.01	21	26	1.5	7	0.25

X1NiCrMoCuN25-20-7 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	650~850	Rp0.2：≥300 Rp1.0：≥340	l: ≥40	≤250	(at 20℃)：l ≥100 (at -196℃)：≥40
160<d (b)≤400	650~850	Rp0.2：≥300 Rp1.0：≥340	tr: ≥35	≤250	(at 20℃)：tr ≥60 (at -196℃)：≥ 40

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

China	United States		International Organization for Standardization		Germany		European Standard
GB	Commercial Grade	UNS	ISO	Numerical Grade	DIN EN/DIN	W-Nr.	EN	Numerical Grade
25-6Mo	Incoloy926	N08926	X1NiCrMoCuN25-20-7	4529-089-26-I	X1NiCrMoCuN25-20-7	1.4529	X1NiCrMoCuN25-20-7	1.4529

2 Approximate Comparison Table

United States	European Standard
ASTM	EN	Numerical Grade
N08926 NO8367	X1NiCrMoCuN25-20-7	1.4529

X1NiCrMoCuN25-20-7 Corresponding Standards(Same grade name, different standards)

1	EN 10088-1-2005
	X1NiCrMoCuN 25-20-7 1.4529
2	EN 10253-4-2003
	X1NiCrMoCuN25-20-7 1.4529
3	ISO TS 15510-2003
	X1NiCrMoCuN25-20-7
4	EN 10088-2-2005
	X1NiCrMoCuN25-20-7 1.4539
5	EN 10088-3-2005
	X1NiCrMoCuN 25-20-7 1.4529
6	EN 10088-3-2014
	X1NiCrMoCuN25-20-7 1.4529
7	ISO 15510-2014
	X1NiCrMoCuN25-20-7 4529-089-26-I
8	ISO 9328-7-2018
	X1NiCrMoCuN25-20-7
9	DIN EN 10088-3-2014
	X1NiCrMoCuN25-20-7 1.4529
10	NF EN 10088-2-2005
	X1NiCrMoCuN25-20-7 1.4529
11	NF EN 10088-1-2005
	X1NiCrMoCuN25-20-7 1.4529
12	NF EN 10028-7-2008
	X1NiCrMoCuN25-20-7 1.4529
13	NF EN 10028-7-2000
	X1NiCrMoCuN25-20-7 1.4529
14	EN 10272-2016
	X1NiCrMoCuN25-20-7 1.4529

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