Grade X15CrNiSi20-12
European Standard Steel Grade 1.4828
Corresponding Standard EN 10296-2-2005
Welded circular steel tubes for mechanical and general engineering purposes — Technical delivery conditions — Part 2 Stainless steel
Classification Austenitic Stainless Steel
X15CrNiSi20-12 Chemical Element Composition Content (%)
Component C Si Mn P S Cr Ni N
Minimum Value - 1.5 - - - 19 11 -
Maximum Value 0.2 2.5 2 0.045 0.015 21 13 0.11
X15CrNiSi20-12 Mechanical Properties
condition Tensile Strength
σb
Mpa
Yield Point
σs
Mpa
Elongation or Extension Rate
δ
%
Steel pipe: ≥550 Rp0.2:≥230
Rp1.0:≥270
l:≥30;t:≥30
◎ l=longitudinal, t=transverse
◎ Elongation 20% min for wall thickness ≤35 mm after cold deformation.
1 Approximate Comparison Table Austenitic Heat-Resistant Steel
China Taiwan, China Japan South Korea United States Germany France European Standard Russia United Kingdom
GB ISC CNS JIS KS ASTM UNS DIN EN/DIN W-Nr. NF EN/NF EN Numerical Grade GOST BS EN/BS
16Cr23Ni13
(2Cr23Ni13)
S30920 SUH 309 SUH 309 STR 309 309 S30900 X15CrNiSi 20-12 1.4828 Z15CNS 20-12 X15CrNiSi 20-12 1.4828 20Х20Н14С2 309S24
2 Approximate Comparison Table Austenitic Heat-Resistant Steel
China Japan United States Germany France European Standard Russia United Kingdom
GB JIS ASTM DIN EN/DIN NF EN/NF EN Numerical Grade GOST BS EN/BS
1Cr20Ni14Si2 SUH309 309 X15CrNiSi20-12 Z17CNS20-12 X15CrNiSi20-12 1.4828 20KH20N14S2 309S24

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