Grade TP 201
USA UNS S20100
Corresponding Standard ASTM A409/A409M-2019
Welded Large Diameter Austenitic Steel Pipe for Corrosive or High-Temperature Service
Classification Austenitic Stainless Steel
TP 201 Chemical Element Composition Content (%)
Component C Si Mn P S Cr Ni N
Minimum Value - - 5.5 - - 16 3.5 -
Maximum Value 0.15 1 7.5 0.06 0.03 18 5.5 0.25
TP 201 Mechanical Properties
Tensile Strength
σb
Mpa
Yield Point
σs
Mpa
≥515 ≥260
1 Approximate Comparison Table Austenitic Stainless Steel
China Taiwan, China Japan South Korea United States International Organization for Standardization European Standard
GB ISC CNS JIS KS ASTM UNS ISO EN Numerical Grade
12Cr17Mn6Ni5N
(1Cr17Mn6Ni5N)
S35350 201 SUS 201 STS 201 201 S20100 X12CrMnNi 17-7-5
X9CrMnNiCu17-8-5-2
X12CrMnNi 17-7-5
X9CrMnNiCu17-8-5-2
1.4372
1.4618
2 Approximate Comparison Table Austenitic Stainless Steel
China Japan United States International Organization for Standardization European Standard
ISC JIS UNS ISO Numerical Grade Numerical Grade
S35350 SUS201 S20100 X12CrMnNiN17-7-5 4372-201-00-I 1.4372

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