X8CrNi25-21 4845-310-08-E 16 - ISO 4955-2016

Grade	X8CrNi25-21
ISO Numeric Designation	4845-310-08-E
Old Grade
Corresponding Standard	ISO 4955-2016 Heat-resistant Steels
Classification	Alloy Steel
Properties	Corrosion Resistance

X8CrNi25-21 Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr	Ni	N
Minimum Value	-	-	-	-	-	24	19	-
Maximum Value	0.1	1.5	2	0.045	0.015	26	22	0.1

X8CrNi25-21 Mechanical Properties

	Heat Treatment or Condition	Tensile Strength σ_b Mpa	Yield Point σ_s Mpa	Elongation or Extension Rate δ %	Hardness HBW
flat products, 0.5≤t＜3	Solid Solution Annealing (+AT)	500~700	≥210	≥33	≤192
flat products, 3≤t≤75	Solid Solution Annealing (+AT)	500~700	≥210	≥35	≤192
Section steel, 5 ≤ d ≤ 160	Solid Solution Annealing (+AT)	500~700	≥210	≥35	≤192
Bars and Profiles, 1.5≤d≤25	Solid Solution Annealing (+AT)	500~700	≥210	≥35	≤192
Forgings, d≤100	Solid Solution Annealing (+AT)	500~700	≥210	≥35	≤192

Approximate Comparison Table Austenitic Heat-Resistant Steel

China

Taiwan, China

Japan

South Korea

United States

International Organization for Standardization

Germany

France

European Standard

Russia

Sweden

United Kingdom

ISC

CNS

JIS

ASTM

UNS

ISO

DIN EN/DIN

W-Nr.

NF EN/NF

Numerical Grade

GOST

BS EN/BS

06Cr25Ni20
(0Cr25Ni20)
1Cr25Ni20Si2

S31008

310S

SUS 310S

STS 310S

310S

S31008

X8CrNi 25-21

X12CrNi 25-21
X8CrNi 25-21

1.4845
1.4845

Z12CN 25-20

X8CrNi 25-21

1.4845

~08Х23Н18

2361

304S24

X8CrNi25-21 Corresponding Standards(Same grade name, different standards)

1	EN 10088-1-2005
	X8CrNi 25-21 1.4845
2	ISO 4955-2005
	X8CrNi25-21 (16)
3	EN 10296-2-2005
	X8CrNi25-21 1.4845
4	DIN EN 10095-2018
	X8CrNi25-21 1.4845
5	ISO 15510-2014
	X8CrNi25-21 4845-310-08-E
6	ISO 4955-2016
	X8CrNi25-21 4845-310-08-E (16)
7	NF EN 10088-1-2005
	X8CrNi25-21 1.4845
8	NF EN 10296-2-2005
	X8CrNi25-21 1.4845
9	DIN EN 10296-2-2006
	X8CrNi25-21 1.4845

Note: The data is for reference only! If you have any questions, please fill out "I want to correct it"!