03Cr25Ni6Mo3Cu2N S25554 - GB /T 1220-2007

03Cr25Ni6Mo3Cu2N Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr	Ni	Cu	Mo	N
Minimum Value	-	-	-	-	-	24	4.5	1.5	2.9	0.1
Maximum Value	0.04	1	1.5	0.035	0.03	27	6.5	2.5	3.9	0.25

03Cr25Ni6Mo3Cu2N 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 %	Hardness HBW	Impact Energy Absorption KV2 J
d≤75	Solid Solution Treatment	≥750	≥550	≥25	-	≤290	-

• This does not apply to flat bars, but if required by the buyer, it shall be determined through negotiation between the supplier and the buyer.

1 Approximate Comparison Table Austenitic-Ferritic Stainless Steel

China

Taiwan, China

Japan

South Korea

United States

International Organization for Standardization

Germany

France

European Standard

ISC

CNS

JIS

ASTM/AISI

UNS

ISO

DIN EN/DIN

W-Nr.

NF EN/NF

Numerical Grade

03Cr25Ni6Mo3Cu2N

S25554

329J4L

SUS 329J4L

STS 329J4L

255

S32550

X2CrNiMoCuN 25-6-3

1.4507

X2CrNiMoCuN 25-6-3

1.4507

2 Approximate Comparison Table Austenitic-Ferritic Stainless Steel

China	United States	International Organization for Standardization		European Standard
ISC	UNS	ISO	Numerical Grade	Numerical Grade
S25554	S32550	X3CrNiMoCuN26-6-3-2	4507-325-50-X	1.4507

03Cr25Ni6Mo3Cu2N Corresponding Standards(Same grade name, different standards)

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