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Austenitic stainless steel UNS Grade: S31603 Common material grade: 316L
Serial number category Material grade Reference standards Chemical composition Mechanical properties
C Mn P S Si Ni Cr Mo N other yield Stretch Elongation hardness Section Heat treatment/
Strength σ0.2 strength (Vertical) Shrinkage Quench Media
% % % % % % % % % % % (MPa) (MPa) % HBW (%) ℃/cooling
1 American standard pipe fittings WP316L ASTM A403/403M-20 ≤0.030 ≤2.00 ≤0.045 ≤0.030 ≤1.00 10.0-14.0 16.0-18.0 2.00-3.00 ≥170 ≥485 ≥28 ≥1040℃/water cooling
2 American Standard Steel Pipe TP316L ASTM A312/312M-21 ≤0.035 ≤2.00 ≤0.045 ≤0.030 ≤1.00 10.0-14.0 16.0-18.0 2.00-3.00 ≥170 ≥485 ≥35 1040℃/water cooling
3 American Standard Plate 316L ASTM A240/A240M-20 ≤0.030 ≤2.00 ≤0.045 ≤0.030 ≤0.75 10.0-14.0 16.0-18.0 2.00-3.00 ≤0.10 ≥170 ≥485 ≥40 ≤217
4 American Standard Forgings F316L ASTM A182/182M-21 ≤0.030 ≤2.00 ≤0.045 ≤0.030 ≤1.00 10.0-15.0 16.0-18.0 2.00-3.00 ≤0.10 ≥170 ≥485 ≥30 ≥50 1040℃/water cooling
5 National standard pipe fittings SF316L GB/T13401-2017 ≤0.030 ≤2.00 ≤0.045 ≤0.030 ≤1.00 10.00-15.00 16.00-18.00 2.00-3.00 ≥170 ≥480 ≥30 ≤201 Solution treatment
6 National standard steel pipe 022Cr17Ni12Mo2 GB/T14976-2012 ≤0.030 ≤2.00 ≤0.035 ≤0.030 ≤1.00 10.00-14.00 16.00-18.00 2.00-3.00 ≥175 ≥480 ≥35 1010-1150℃ /water cooling
(S31603)
7 National standard forgings 022Cr17Ni12Mo2 NB/T47010-2017 ≤0.030 ≤2.00 ≤0.035 ≤0.015 ≤1.00 10.00-14.00 16.00-18.00 2.00-3.00 ≥210 ≥480 ≥35 128-187 1010-1150℃ /water cooling
(S31603) ≥460 121-187
8 European standard pipe fittings 1.4404 EN10253-4:2008 ≤0.030 ≤2.00 ≤0.045 ≤0.015 ≤1.00 10.00-13.00 16.50-18.50 2.00-2.50 ≤0.11 σ0.2≥190 490-690 ≥40 ≤200 at-196℃ 1020-1120℃ /water cooling
σ1.0≥225 ≥60
9 European standard forgings 1.4404 EN10222-5:2017 ≤0.030 ≤2.00 ≤0.045 ≤0.015 ≤1.00 10.0-13.0 16.5-18.5 2.00-2.50 ≤0.10 σ0.2≥190 490-690 ≥45 at-196℃ 1020-1120℃ /water cooling
σ1.0≥225 ≥60