80Cr20Si2Ni S48380 8Cr20Si2Ni - GB /T 20878-2007

Grade	80Cr20Si2Ni
China ISC	S48380
Old Grade
Corresponding Standard	GB /T 20878-2007 Stainless and Heat-Resisting Steels - Designation and Chemical Composition
Classification	Martensitic Stainless Steel
Properties	Corrosion Resistance
Density	7.6 g/cm³

80Cr20Si2Ni Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr	Ni
Minimum Value	0.75	1.75	0.2	-	-	19	1.15
Maximum Value	0.85	2.25	0.6	0.03	0.03	20.5	1.65

1 Approximate Comparison Table Martensitic Heat-Resistant Steel

2 Approximate Comparison Table Valve Steel

China

Taiwan, China

Japan

South Korea

United States

Germany

France

European Standard

Russia

United Kingdom

ISC

CNS

JIS

Commercial Grade

UNS

SAE

DIN EN/DIN

W-Nr.

NF EN/NF

Numerical Grade

GOST

BS EN/BS

80Cr20Si2Ni
(8Cr20Si2Ni)

S48380

SUH 4

STR 4

Sil XB

S65006

HNV6

X80CrSiNi 20

1.4747

Z80CNS 20-02

X80CrSiNi 20

1.4747

80Х20Н2С2

443S65

3 Approximate Comparison Table Martensitic Stainless Steel

China	Japan	International Organization for Standardization		European Standard
ISC	JIS	ISO	Numerical Grade	Numerical Grade
S48380	SUH4	X80CrSiNi20-2	4766-440-77-X	(1.4766)

80Cr20Si2Ni Corresponding Standards(Same grade name, different standards)

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