X7CrNiNb 18-10 1.4912 - EN 10088-1-2005

Grade	X7CrNiNb 18-10
European Standard Steel Grade	1.4912
Corresponding Standard	EN 10088-1-2005 Staehle Stainless steels. Part 1:List of stainless steels
Classification	Austenitic Stainless Steel
Properties	Corrosion Resistance
Density	7.9 g/cm³

X7CrNiNb 18-10 Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr	Ni	More
Minimum Value	0.04	-	-	-	-	17	9	Nb:10xC~1.20
Maximum Value	0.1	1	2	0.045	0.015	19	12	Nb:10xC~1.20

① Elements not listed in this table shall not be intentionally added to the steel without the agreement of the purchaser except for finishing the cast. All appropriate precautions are to be taken to avoid the addition of such elements from scrap and other materials used in production which would impair mechanical properties and the suitability of the steel.

1 Approximate Comparison Table Austenitic Stainless Steel

China		Japan	United States		International Organization for Standardization		France	European Standard
GB	ISC	JIS	ASTM/AISI	UNS	ISO	Numerical Grade	NF EN/NF	EN	Numerical Grade
07Cr18Ni11Nb (1Cr19Ni11Nb)	S34779	SUS347H	347H	S34709	X7CrNiNb18-10	4912-347-09-I	Z2CND17-11 Z2CND18-13 Z8CNNb18-10	X7CrNiNb18-10	1.4912

2 Approximate Comparison Table Seamless Steel Tubes and Pipes for High Pressure Boiler

China		United States	European Standard
GB	ISC	ASTM/AISI	EN
07Cr18Ni11Nb	S34779	SA-213 TP347H	X7CrNiNb18-10

X7CrNiNb18-10 Corresponding Standards(Same grade name, different standards)

1	EN 10088-1-2005
	X7CrNiNb 18-10 1.4912
2	ISO 4955-2005
	X7CrNiNb18-10 (12)
3	ISO TS 15510-2003
	X7CrNiNb18-10
4	ISO 9327(-5)-1999
	X7CrNiNb18-10 (F51)
5	ISO 15510-2014
	X7CrNiNb18-10 4912-347-09-I
6	ISO 4955-2016
	X7CrNiNb18-10 4912-347-09-I (12)
7	EN 10222-5-2017
	X7CrNiNb18-10 1.4912
8	NF EN 10088-1-2005
	X7CrNiNb18-10 1.4912

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