Grade TP 316N
USA UNS S31651
Corresponding Standard ASTM A688/A688M-2018
Seamless and Welded Austenitic Stainless Steel Feedwater Heater Tubes
Classification Austenitic Stainless Steel
TP 316N Chemical Element Composition Content (%)
Component C Si Mn P S Cr Ni Mo N
Minimum Value - - - - - 16 10 2 0.1
Maximum Value 0.08 0.75 2 0.04 0.03 18 14 3 0.16
TP 316N Mechanical Properties
Tensile Strength
σb
Mpa
Yield Point
σs
Mpa
Elongation or Extension Rate
δ
%
≥550 ≥240 ≥35
1 Approximate Comparison Table Austenitic Stainless Steel
China Taiwan, China Japan South Korea United States Germany
GB ISC CNS JIS KS ASTM UNS DIN EN/DIN W-Nr.
06Cr17Ni12Mo2N
(0Cr17Ni12Mo2N)
S31658 316N SUS 316N STS 316N 316N S31651 X2CrMiMoN17-11-2 1.4406
2 Approximate Comparison Table Austenitic Stainless Steel
China Japan United States International Organization for Standardization European Standard
GB ISC JIS UNS ISO Numerical Grade Numerical Grade
06Cr17Ni12Mo2N S31658 SUS316N S31651 X6CrNiMoN17-12-3 4495-316-51-J (1.4495)
TP316N Corresponding Standards(Same grade name, different standards)

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