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Grade 316S31
Other Names
Corresponding Standard BS 1501-3-1990
Steels for Pressure Purposes — Part 3: Specification for Corrosion and Heat-Resisting Steels: Plates, Sheet and Strip
Classification Austenitic Stainless Steel
316S31 Chemical Element Composition Content (%)
Component C Si Mn P S Cr Ni Mo
Minimum Value - - - - - 16.5 10.5 2
Maximum Value 0.07 1 2 0.045 0.025 18.5 13.5 2.5
316S31 Mechanical Properties
Heat Treatment or Condition
Tensile Strength
σb
Mpa 		Yield Point
σs
Mpa 		Elongation or Extension Rate
δ
%
Solution Heat Treatment 1020~1120°C
②③④		 510~710 Rp0.2: ≥205
Rp1.0: ≥240		 ≥40
1 Approximate Comparison Table Austenitic 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 Numerical Grade DIN EN/DIN W-Nr. NF EN/NF EN Numerical Grade SS BS EN/BS
06Cr17Ni12Mo2 S31608 316 SUS 316 STS 316 316 S31600 X5CrNiMo 17-12-2 4401-316-00-I X5CrNiMo 17-12-2
(X5CrNiMo 18-10)
X5CrNiMo 17-13-3
(X5CrNiMo 18-12) 		1.4401
1.4401
1.4436
1.4436 		Z6CND 17-11
Z6CND 17-12 		X5CrNiMo 17-12-2
X3CrNiMo 17-13-3 		1.4401
1.4436 		2347
2343 		316S16
316S31
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 UNS ISO DIN EN/DIN W-Nr. NF EN/NF EN Numerical Grade GOST SS BS EN/BS
06Cr17Ni12Mo2
(0Cr17Ni12Mo2)
0Cr18Ni12Mo2Ti 		S31608 316 SUS 316 STS 316 316 S31600 X5CrNiMo 17-12-2 X5CrNiMo 17-12-2
(X5CrNiMo 18-10)
X5CrNiMo 17-13-3
(X5CrNiMo 18-12) 		1.4401
1.4401
1.4436
1.4436 		Z6CND 17-11
Z6CND 17-12 		X5CrNiMo 17-12-2
X3CrNiMo 17-13-3 		1.4401
1.4436 		08Х17Н13М2Т 2347
2343 		316S16
316S31
3 Approximate Comparison Table Austenitic Stainless Steel
China Japan United States Germany France European Standard Russia Sweden United Kingdom
GB JIS ASTM DIN EN/DIN NF EN/NF EN Numerical Grade GOST SS BS EN/BS
0Cr17Ni12Mo2 SUS316 316 X5CrNiMo17-12-2 Z6CND17-11
Z7CND17-11-02
Z7CND17-12-02 		X5CrNiMo17-12-2 1.4401 08KH16N11M3 2347 316S31
4 Approximate Comparison Table Austenitic Stainless Steel
China Japan United States International Organization for Standardization France European Standard Sweden United Kingdom
GB JIS ASTM ISO NF EN/NF EN Numerical Grade SS BS EN/BS
0Cr17Ni12Mo2 SUS316 316 Type20a Z7CND18-12-03
Z7CND18-12-3 		X3CrNiMo17-13-3 1.4436 2343 316S31
316S33
316S31 Corresponding Standards(Same grade name, different standards)
1 BS 970-3-1991
316S31
2 BS 1501-3-1990
316S31 CrNiMo 17/11/2 1/4

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