X1NiCrMoCuN25-20-7 1.4529 - EN 10028-7-2016

Grade	X1NiCrMoCuN25-20-7
European Standard Steel Grade	1.4529
Corresponding Standard	EN 10028-7-2016 Flat Products Made of Steels for Pressure Purposes - Part 7: Stainless Steels
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

condition	Heat Treatment or Condition	Tensile Strength σ_b Mpa	Specified Plastic Yield Strength Rp_0.2 Mpa	Elongation or Extension Rate δ %	Impact Energy Absorption KV2 J
C：T ≤ 7	+AT	650~850	tr©. Rp0.2：≥300 Rp1.0：≥340	T＜3mm, A80① long.+tr. :≥40； T≥3mm, A② long.+tr. :≥40 ©	20°C long.: ≥120 tr.: ≥100
H：T ≤ 13	+AT	650~850	tr©. Rp0.2：≥300 Rp1.0：≥340	T＜3mm, A80① long.+tr. :≥40； T≥3mm, A② long.+tr. :≥40 ©	20°C long.: ≥120 tr.: ≥100
P：T ≤ 75	+AT	650~850	tr©. Rp0.2：≥300 Rp1.0：≥320	T＜3mm, A80① long.+tr. :≥40； T≥3mm, A② long.+tr. :≥40 ©	20°C long.: ≥120 tr.: ≥100

• C=cold rolled strip；H=hot rolled strip；P=hot rolled plate
• +A=Annealed；+AT=Solution annealed
• B=width；T=thick

1 Approximate Comparison Table Austenitic Stainless Steel

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 Austenitic Stainless Steel

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

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