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Home Material DIN 17440-1972
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Grade X7CrAl 13
Germany W-Nr. 1.4002
Other Names
Corresponding Standard DIN 17440-1972
Stainless steel quality standards
Classification Ferritic Stainless Steel
Properties Corrosion Resistance
Density 7.7 g/cm3
X7CrAl 13 Chemical Element Composition Content (%)
Component C Si Mn P S Cr Al
Minimum Value - - - - - 12 0.1
Maximum Value 0.08 1 1 0.045 0.03 14 0.3
X7CrAl 13 Mechanical Properties
heat treatment or condition Tensile Strength
σb
Mpa 		Specified Plastic Yield Strength
Rp0.2
Mpa 		Elongation or Extension Rate
δ
% 		Hardness
HBW
tempered 450~650 ≥250 T≤5mm,d≤15mm:
long.≥20
T≤5mm:
tr.≥15		 130~180
Quenching and Tempering 550~700 ≥400 T≤5mm,d≤15mm:
long.≥18
T≤5mm:
tr.≥13		 160~210
• T-thickness；d-diameter；long.-longitudianl；tr.-transverse
1 Approximate Comparison Table Ferritic Stainless Steel
China Taiwan, China Japan South Korea United States International Organization for Standardization Germany France European Standard Sweden United Kingdom
GB ISC CNS JIS KS ASTM UNS ISO DIN EN/DIN W-Nr. NF EN/NF EN Numerical Grade SS BS EN/BS
06Cr13Al S11348 405 SUS 405 STS 405 405 S40500 X6CrAl 13 X6CrAl 13
(X7CrAl 13) 		1.4002 Z6CA 13 X6CrAl 13 1.4002 2302 405S17
2 Approximate Comparison Table Ferritic 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 UNS ISO DIN EN/DIN W-Nr. NF EN/NF EN Numerical Grade GOST SS BS EN/BS
06Cr13Al
(0Cr13Al) 		S11348 405 SUS 405 STR 405 405 S40500 X6CrAl 13
2
ISO 683-13-1986 		X6CrAl 13
(X7CrAl 13) 		1.4002 Z6CA 13 X6CrAl 13 1.4002 1Х20Ю 2302 405S17

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