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Grade SUS 347
Other Names
Corresponding Standard JIS G 4304-2021
Hot-Rolled Stainless Steel Plates, Steel and Strip
Classification Austenitic Stainless Steel
Properties Corrosion Resistance
SUS 347 Chemical Element Composition Content (%)
Component C Si Mn P S Cr Ni More
Minimum Value - - - - - 17 9 Nb:≥10C
Maximum Value 0.08 1 2 0.045 0.03 19 13
SUS 347 Mechanical Properties
Tensile Strength
σb
Mpa 		Yield Point
σs
Mpa 		Elongation or Extension Rate
δ
% 		Hardness
HBW
≥520 ≥205 ≥40 HBW: ≤187
HRBW: ≤90
HV: ≤200
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
3 Approximate Comparison Table Austenitic Stainless Steel
China Japan United States International Organization for Standardization Germany France Russia United Kingdom
GB JIS ASTM/AISI ISO DIN EN/DIN NF EN/NF GOST BS EN/BS
0Cr18Ni11Nb SUS347 347 16 X10CrNiNb189 Z6CNNb18.10 08X18H126 347S17
SUS347 Corresponding Standards(Same grade name, different standards)
1 JIS G 4303-2005
SUS 347
2 JIS G 4304-2005
SUS 347 SUS 347-HP SUS 347-HS
3 JIS G 4308-2013
SUS 347
4 JIS G 4309-2013
SUS 347 SUS 347-W1
5 JIS G 4317-2018
SUS 347
6 JIS G 4318-2016
SUS 347
7 JIS G 4305-2021
SUS 347 SUS 347-CP SUS 347-CS
8 JIS G 4304-2021
SUS 347 SUS 347-HP SUS 347-HS

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