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Home Material DIN 17440-1972
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Grade X10CrNiNb 18-9
Germany W-Nr. 1.4550
Other Names
Corresponding Standard DIN 17440-1972
Stainless Steel Quality Standards
Classification Austenitic Stainless Steel
Properties Corrosion Resistance
Density 7.9 g/cm3
X10CrNiNb 18-9 Chemical Element Composition Content (%)
Component C Si Mn P S Cr Ni More
Minimum Value - - - - - 17 9 Nb≥8C
Maximum Value 0.1 1 2 0.045 0.03 19 11.5
New and Old Grade Replacement List
Corresponding Standard Grade
DIN 17440-1972
Grade
Germany W-Nr.
Other Name
DIN EN 10088-3-2014
Grade
Germany W-Nr.
1 Approximate Comparison Table Austenitic Stainless Steel
China Taiwan, China Japan South Korea United States International Organization for Standardization Germany France European Standard Russia Sweden United Kingdom
GB ISC CNS JIS KS ASTM/AISI UNS ISO DIN EN/DIN W-Nr. NF EN/NF EN Numerical Grade GOST SS BS EN/BS
06Cr18Ni11Nb S34778 347 SUS 347 STS 347 347 S34700 X6CrNiNb 18-10 X6CrNiNb 18-10
(X10CrNiNb18-9) 		1.4550 Z6CNNb 18-10 X6CrNiNb 18-10 1.4550 08Х18Н12Б 2338 347S17
347S31
2 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
GB ISC CNS JIS KS ASTM/AISI UNS ISO DIN EN/DIN W-Nr. NF EN/NF EN Numerical Grade GOST SS BS EN/BS
06Cr18Ni11Nb
(0Cr18Ni11Nb) 		S34778 347 SUS 347 STS 347 347 S34700 X6CrNiNb 18-10 X6CrNiNb 18-10
(X10CrNiNb18-9) 		1.4550 Z6CNNb 18-10 X6CrNiNb 18-10 1.4550 08Х18Н12Б 2338 347S17
347S31

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