Tabela de Propriedades Físicas, Químicas e Mecânicas do Aço Inoxidável

Table of Physical, Chemical and Mechanical Properties of Stainless Steel

Chemical Composition of Stainless Steel

Category Note Chemical composition (%)
KS (JIS) W Cr No Mo Others
Austenitic 301 ≤0.15 16.0~18.0 6:00 ~ 8:00 – –
301L ≤0.030 16.0~18.0 6:00 ~ 8:00 – N≤0.20
304 ≤0.08 18.0 ~ 20.0 8:00 ~ 10:50 – –
304J1 0.02~0.05 16.5~17.1 7.5~7.9 – Cu1.9~2.2
304L ≤0.030 18.0 ~ 20.0 9:00 am ~ 1:00 pm – –
304N1 ≤0.08 18.0 ~ 20.0 7:00 ~ 10:50 – N0.10~0.25
304N2 ≤0.08 18.0 ~ 20.0 7:50am~10:50am – Nb≤0.15
316 ≤0.08 16.0~18.0 10:00 ~ 14:00 2:00~3:00 –
316L ≤0.03 16.0~18.0 12:00~15:00 – –
321 ≤0.08 17.0~19.0 9:00 am ~ 1:00 pm – Ti5×C%
Ferritic 409L ≤0.03 17.0~19.0 – – Ti6×C%~0.75
410L ≤0.03 11.0~13.5 – – –
430 ≤0.12 16.0~18.0 – – –
430J1L ≤0.025 16.0 ~ 20.0 – – Nb8(C%+N%)~0.8Cu0.30~0.80
436L ≤0.025 16.0~19.0 – 0.75~1.25 Ti、Nb、Zr8×(C%+N%)～0.8
Martensitic 410 ≤0.15 11.5~13.5 – – –
420J1 0.16~0.25 12.0~14.0 – – –
420J2 0.26~0.4 12.0~14.0 – – –

Mechanical Properties of Stainless Steel

Category Note Mechanical properties
KS (JIS) Heat treatment conditions Internal Stress (N/mm2) Tensile strength (N/mm2) Elongation rate（%） Toughness
HB HRB High voltage
Austenitic 301 s ≥205 ≥520 ≥40 ≤207 ≤95 ≤218
301L s ≥215 ≥550 ≥45 ≤187 ≤90 ≤200
304 s ≥205 ≥520 ≥40 ≤187 ≤90 ≤200
304J1 s ≥155 ≥450 ≥40 ≤187 ≤90 ≤200
304L s ≥175 ≥480 ≥40 ≤187 ≤90 ≤200
304N1 s ≥275 ≥550 ≥35 ≤217 ≤95 ≤200
304N2 s ≥345 ≥690 ≥35 ≤248 ≤100 ≤260
316 s ≥205 ≥520 ≥40 ≤187 ≤90 ≤200
316L s ≥175 ≥480 ≥40 ≤187 ≤90 ≤200
321 s ≥205 ≥520 ≥40 ≤187 ≤90 ≤200
Ferritic 409L A ≥175 ≥360 ≥25 ≤162 ≤80 ≤175
410L A ≥195 ≥360 ≥22 ≤183 ≤88 ≤200
430 A ≥205 ≥450 ≥22 ≤183 ≤88 ≤200
430J1L A ≥205 ≥390 ≥22 ≤192 ≤90 ≤200
436L A ≥245 ≥410 ≥20 ≤217 ≤96 ≤230
Martensitic 410 A ≥205 ≥440 ≥20 ≤201 ≤93 ≤210
420J1 A ≥225 ≥520 ≥18 ≤223 ≤97 ≤234
420J2 A ≥225 ≥540 ≥18 ≤235 ≤99 ≤247

Physical properties of stainless steel

Category Note Physical properties
KS (JIS) Specific thermal capacity (J/g°C) Modulus of elasticity×103 N/mm2 Coefficient of Thermal Expansion ×10-6 cm/cm/0C(2.0~1000C) Thermal conductivity W/m. 0°C(1000°C)
Austenitic 301 0.5 194 16.9 16.3
301L 0.5 194 16.9 16.3
304 0.5 194 17.3 16.3
304J1 0.5 194 17.3 16.3
304L 0.5 194 17.3 16.3
304N1 0.5 194 17.3 16.3
304N2 0.5 194 17.3 16.3
316 0.5 194 16 16.3
316L 0.5 193 16 16.3
321 0.5 194 16.7 16.1
Ferritic 409L 0.46 200 11.7 24.9
410L 0.46 200 9.9 25.1
430 0.46 200 10.4 26.4
430J1L 0.46 200 10.4 25
436L 0.46 200 10.4 25
Martensitic 410 0.46 202 9.9 24.9
420J1 0.46 202 10.3 23.8
420J2 0.46 202 10.3 23.8

Similar grades of stainless steel

Category Note Similar grades of steel
KS (JIS) UN AISI DIN ISO
Austenitic 301 S30100 301 ×12CrNi17 7 14
301L – – ×2CrNi18 7 –
304 S30400 304 ×5CrNi18 10 11
304J1 – – – –
304L S30403 304L ×2CrNi19 11 10
304N1 S30451 304N – –
304N2 S30452 – – –
316 S31600 316 ×5CrNiMo17 12 2 20.20a
×5CrNiMo17 14 3
316L S31603 316L ×2CrNiMo17 13 2 19.19a
×2CrNiMo17 14 3
321 S32100 321 ×6CrNiTi18 10 3:11 p.m.
Ferritic 409L – – – –
410L – – – –
430 S43000 430 ×6Cr17 8.H4
430J1L – – – –
436L S43600 436 – –
Martensitic 410 S41000 410 ×10Cr13 3
420J1 S42000 420 ×20Cr13 4
420J2 S42000 420 ×20Cr13 5

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