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Grade SUS 434
Other Names
Corresponding Standard JIS G 4305-2021
Cold-Rolled Stainless Steel Plate, Sheet and Strip
Classification Ferritic Stainless Steel
Properties Corrosion Resistance
SUS 434 Chemical Element Composition Content (%)
Component C Si Mn P S Cr Ni Mo
Minimum Value - - - - - 16 - 0.75
Maximum Value 0.12 1 1 0.04 0.03 18 0.6 1.25
①Where necessary, –CP may be attached after the above symbol of grade to indicate that the product is a plate. Example SUS 310L-CP
②Where necessary, –CS may be attached after the above symbol of grade to indicate that the product is a strip. Example SUS304-CS
SUS 434 Mechanical Properties
Heat Treatment or Condition
Tensile Strength
σb
Mpa 		Yield Point
σs
Mpa 		Elongation or Extension Rate
δ
% 		Hardness
HBW
Annealing ≥450 ≥205 ≥22 ≤183
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/AISI UNS ISO Numerical Grade DIN EN/DIN W-Nr. NF EN/NF EN Numerical Grade SS BS EN/BS
10Cr17Mo
(1Cr17Mo) 		S11790 434 SUS 434 STS 434 434 S43400 X6CrMo 17-1
9c
(ISO 683-13-1986) 		4113-434-00-I X6CrMo 17-1
(X6CrMo 17) 		1.4113
1.4113 		Z8CD 17-01 X6CrMo 17-1 1.4113 2325 434S17
434S19
2 Approximate Comparison Table Plastic Mold Steel
China Japan United States International Organization for Standardization Germany Sweden
GB JIS ASTM ISO DIN EN/DIN W-Nr. SS
3Cr17Mo SUS 434 440 X38CrMo16 X6CrMo 17-1 1.4113 2325
3 Approximate Comparison Table Stainless Steels for Cold Heading and Cold Extruding
China Japan United States International Organization for Standardization European Standard
GB ISC JIS ASTM/AISI UNS ISO Numerical Grade EN Numerical Grade
10Cr17Mo
(1Cr17Mo) 		S11790 SUS434 434 S43400 X6CrMo17-1 4113-434-00-I X6CrMo17-1 1.4113
SUS434 Corresponding Standards(Same grade name, different standards)
1 JIS
SUS434
2 JIS G 4303-2005
SUS 434
3 JIS G 4304-2005
SUS 434 SUS 434-HP SUS 434-HS
4 JIS G 4315-2000
SUS 434
5 JIS G 4308-2013
SUS 434
6 JIS G 4315-2013
SUS434 SUS434-WSB
7 JIS G 4305-2021
SUS 434 SUS 434-CP SUS 434-CS

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