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    常州精密鋼管博客網

    Chemical properties of Stainless Steel

    Chemical compositions of AISI (ASTM/ASME) and UNS austenitic stainless steel grades

    The data given is not intended to replace that shown in individual standards to which reference should always be made. 
    Standard 300 series austenitic grades

    Designation

    Chemical composition % by mass max unless stated

    UNS No

    SAE No

    AISI No / Common Name

    C

    Si

    Mn

    P

    S

    Cr

    Mo

    Ni

    Others

    S30100

    30301

    301

    0.15

    1.00

    2.00

    0.045

    0.030

    16.0/18.0

    -

    6.00/8.00

    N 0.10

    S30103

    -

    301L

    0.03

    1.00

    2.00

    0.045

    0.030

    16.0/18.0

    -

    6.00/8.00

    N 0.20

    S30153

    -

    301LN

    0.03

    1.00

    2.00

    0.045

    0.030

    16.0/18.0

    -

    6.00/8.00

    N 0.07/0.20

    S30200

    30302

    302

    0.15

    0.75

    2.00

    0.045

    0.030

    17.0/19.0

    -

    8.00/10.0

    -

    S30215

    30302B

    302B

    0.15

    2.00/3.00

    2.00

    0.045

    0.030

    17.0/19.0

    -

    8.00/10.0

    -

    S30300

    30303

    303

    0.15

    1.00

    2.00

    0.20

    0.15 min

    17.0/19.0

    0.60

    8.00/10.0

    Zr 0.60

    S30310

    -

    XM-5 (303Plus x)

    0.15

    1.00

    2.50/4.50

    0.20

    0.25 min

    17.00/19.00

    -

    7.00/9.00

    -

    S30323

    30303Se

    303Se

    0.15

    1.00

    2.00

    0.20

    0.060

    17.0/19.0

    -

    8.00/10.0

    Se 0.15 min

    S30330

    -

    303Cu

    0.15

    1.00

    2.00

    0.15

    0.10 min

    17.00/19.00

    -

    6.00/10.00

    Cu 2.5/4.00; Se 0.10

    S30400

    30304

    304

    0.08

    0.75

    2.00

    0.045

    0.030

    18.0/20.0

    -

    8.00/10.5

    -

    S30403

    30304L

    304L

    0.03

    0.75

    2.00

    0.045

    0.030

    18.0/20.0

    -

    8.00/12.0

    -

    S30430

    -

    302HQ

    0.03

    1.00

    2.00

    0.045

    0.030

    17.0/19.0

    -

    8.0/10.0

    Cu 3.0/4.0

    S30452

    -

    XM-21 (304HN)

    0.08

    1.00

    2.00

    0.045

    0.030

    18.0/20.0

    -

    8.00/10.00

    N 0.16/0.30

    S30453

    -

    304LN

    0.030

    0.75

    2.00

    0.045

    0.030

    18.0/20.0

    -

    8.00/12.0

    N 0.10/0.16

    S30454

    -

    -

    0.03

    1.00

    2.00

    0.045

    0.030

    18.0/20.0

    -

    8.0/11.0

    N 0.16/0.30

    S30500

    30305

    305

    0.12

    1.00

    2.00

    0.045

    0.030

    17.0/19.0

    -

    10.5/13.0

    -

    S30800

    30308

    308

    0.08

    1.00

    2.00

    0.045

    0.030

    19.0/21.0

    -

    10.0/12.0

    -

    S31600

    30316

    316

    0.08

    1.00

    2.00

    0.045

    0.030

    16.0/18.0

    2.00/3.00

    10.0/14.0

    -

    S31603

    30316L

    316L

    0.03

    1.00

    2.00

    0.045

    0.030

    16.0/18.0

    2.00/3.00

    10.0/14.0

    -

    S31635

    -

    316Ti

    0.08

    0.75

    2.00

    0.045

    0.030

    16.0/18.0

    2.00/3.00

    10.0/14.0

    Ti 5x (C+N) / 0.70

    S31640

    -

    316Cb

    0.08

    0.75

    2.00

    0.045

    0.030

    16.0/18.0

    2.00/3.00

    10.0/14.0

    Nb 10x C / 1.10

    S31653

    -

    316LN

    0.03

    0.75

    2.00

    0.045

    0.030

    16.0/18.0

    2.00/3.00

    10.0/14.0

    N 0.10/0.16

    S31700

    30317

    317

    0.08

    1.00

    2.00

    0.045

    0.030

    18.0/20.0

    3.00/4.00

    11.0/15.0

    -

    S31703

    -

    317L

    0.030

    0.75

    2.00

    0.045

    0.030

    18.0/20.0

    3.00/4.00

    11.0/15.0

    N 0.10

    S31725

    -

    317LM

    0.030

    0.75

    2.00

    0.045

    0.030

    18.0/20.0

    4.0/5.0

    13.5/17.5

    N 0.20

    S31726

    -

    317LMN

    0.030

    0.75

    2.00

    0.045

    0.030

    17.0/20.0

    4.0/5.0

    13.5/17.5

    N 0.10/0.20

    S31753

    -

    317LN

    0.030

    0.75

    2.00

    0.045

    0.030

    18.0/20.0

    3.0/4.0

    11.0/15.0

    N 0.10/0.20

    S32100

    30321

    321

    0.08

    1.00

    2.00

    0.045

    0.030

    17.0/19.0

    -

    9.00/12.0 5

    Ti 5 x C min

    S34700

    30347

    347

    0.08

    1.00

    2.00

    0.045

    0.030

    17.0/19.0

    -

    9.00/13.0

    Nb+Ta 10 x C min

    S34720

    -

    347F

    0.08

    1.00

    2.00

    0.040

    0.18/0.35

    17.00/19.00

    0.75

    9.00/12.00

    Nb 10xC / 1.10; Cu 0.75; Ta 0.05

    S34723

    -

    347FSe

    0.08

    1.00

    2.00

    0.11/0.17

    0.030

    17.00/19.00

    0.75

    9.00/12.00

    Nb 10xC / 1.10; Cu 0.75; Se 0.15/0.35; Ta 0.05

    S34800

    30348

    348

    0.08

    0.75

    2.00

    0.045

    0.030

    17.0/19.0

    -

    9.00/13.0

    Nb+Ta 10 x C / 1.00; Ta:0.10 max; Co 0.20

    S38400

    30384

    384

    0.08

    1.00

    2.00

    0.045

    0.030

    15.0/17.0

    -

    17.0/19.0

    -

    Standard 200 series austenitic grades

    Designation

    Chemical composition % by mass max unless stated

    UNS No

    SAE No

    AISI No / Common Name

    C

    Si

    Mn

    P

    S

    Cr

    Mo

    Ni

    Others













    S20100

    30201

    201

    0.15

    1.00

    5.50/7.50

    0.060

    0.030

    16.0/18.0

    -

    3.50/5.50

    N 0.25

    S20103

    -

    -

    0.03

    0.75

    5.5/7.5

    0.045

    0.030

    16.0/18.0

    -

    3.5/5.5

    N 0.25

    S20153

    -

    -

    0.03

    0.75

    6.4/7.5

    0.045

    0.015

    16.0/17.5

    -

    4.0/5.0

    N 0.10/0.25; Cu 1.00

    S20161

    -

    Gall-Tough

    0.15

    3.0/4.0

    4.0/6.0

    0.040

    0.040

    15.0/18.0

    -

    4.0/6.0

    N 0.08/0.20

    S20162

    -

    -

    0.15

    2.5/4.5

    4.0/8.0

    0.040

    0.040

    16.5/21.0

    0.05/0.25

    6.0/10.0

    N 0.05/0.25

    S20200

    30202

    202

    0.15

    1.00

    7.50/10.0

    0.060

    0.030

    17.0/19.0

    -

    4.00/6.00

    N 0.25

    S20300

    -

    XM-1 (203EZ)

    0.08

    1.00

    5.0/6.5

    0.045

    0.18/0.35

    16.0/18.0

    -

    5.0/6.5

    Cu 1.75/2.25

    S20400

    -

    -

    0.030

    1.00

    7.0/9.0

    0.040

    0.030

    15.0/17.0

    -

    1.50/3.00

    N 0.15/0.30

    S20500

    -

    205

    0.12/0.25

    1.00

    14.0/15.5

    0.060

    0.030

    16.5/18.0

    -

    1.0/1.7

    N 0.32/0.40

    S20910

    -

    XM-19 (Nitronic 50)

    0.06

    0.75

    4.0/6.0

    0.040

    0.030

    20.5/23.5

    1.50/3.00

    11.5/13.5

    Nb 0.10/0.30; V 0.10/0.30

    S21400

    -

    XM-31 (Tenelon)

    0.12

    0.30/1.00

    14.0/16.0

    0.045

    0.030

    17.0/18.5

    -

    1.00

    -

    S21460

    -

    XM-14

    0.12

    0.75

    14.0/16.0

    0.060

    0.030

    17.0/19.0

    -

    5.0/6.0

    N 0.35/0.50

    S21600

    -

    XM-17 (216)

    0.08

    0.75

    7.5/9.0

    0.045

    0.030

    17.5/22.0

    2.00/3.00

    5.0/7.0

    N 0.25/0.50

    S21603

    -

    XM-18 (216L)

    0.03

    0.75

    7.5/9.0

    0.045

    0.030

    17.5/22.0

    2.00/3.00

    5.0/7.0

    N 0.25/0.50

    S21800

    -

    Nitronic 60

    0.10

    3.5/4.5

    7.0/9.0

    0.060

    0.030

    16.0/18.0

    -

    8.0/9.0

    N 0.08/0.18

    S21900

    -

    21-6-9 (Nitronic 40)

    0.08

    1.00

    8.00/10.00

    0.045

    0.030

    19.0/21.50

    -

    5.50/7.50

    N 0.15/0.40

    S21904

    -

    XM-11 (Nitronic 40)

    0.04

    1.00

    8.00/10.00

    0.045

    0.030

    19.00/21.50

    -

    5.50/7.50

    N 0.15/0.40

    S24000

    -

    XM-29 (Nitronic 33)

    0.08

    0.75

    11.5/14.5

    0.060

    0.030

    17.0/19.0

    -

    2.3/3.7

    N 0.20/0.40

    S24100

    -

    18-2Mn (Nitronic 32)

    0.15

    1.00

    11.0/14.0

    0.045

    0.030

    16.5/19.00

    -

    0.50/2.50

    N 0.20/0.45

    S28200

    -

    18-18 Plus

    0.15

    1.00

    17.00/19.00

    0.045

    0.030

    17.00/19.00

    0.75/1.25

    -

    N 0.40/0.60; Cu 0.75/1.25

    Special austenitic grades

    Designation

    Chemical composition % by mass max unless stated

    UNS No

    SAE No

    AISI No / Common Name

    C

    Si

    Mn

    P

    S

    Cr

    Mo

    Ni

    Others

    N08020

    -

    20Cb-3

    0.07

    1.00

    2.00

    0.045

    0.035

    19.0/21.0

    2.00/3.00

    32.0/38.0

    Cu 3.0/4.0; Nb 8xC / 1.00

    N08024

    -

    20Mo-4

    0.03

    0.50

    1.00

    0.035

    0.035

    22.50/25.00

    3.50/5.00

    35.00/40.00

    Cu 0.50/1.50; Nb+Ta 0.15/0.35

    N08026

    -

    20Mo6

    0.03

    0.50

    1.00

    0.03

    0.03

    22.00/26.00

    5.00/6.70

    33.0/37.20

    Cu 2.00/4.00; N 0.10/0.16

    N08028

    -

    Sanicro28

    0.030

    1.0

    2.50

    0.030

    0.030

    26.0/28.0

    3.0/4.0

    30.0/34.0

    Cu 0.6/1.4

    N08366

    -

    AL-6X

    0.035

    1.00

    2.00

    0.040

    0.030

    20.00/22.00

    6.00/7.00

    23.50/25.50

    -

    N08367

    -

    AL-6XN

    0.030

    1.00

    2.00

    0.040

    0.030

    20.0/22.0

    6.0/7.0

    23.5/25.5

    Cu 0.75; N 0.18/0.25

    N08700

    -

    JS700

    0.04

    1.00

    2.00

    0.040

    0.030

    19.0/23.0

    4.3/5.0

    24.0/26.0

    Cu 0.50; Nb 8xC / 0.40

    N08904

    -

    904L

    0.020

    1.00

    2.00

    0.045

    0.035

    19.0/23.0

    4.0/5.0

    23.0/28.0

    Cu 1.0/2.0

    N08925

    -

    1925hMo

    0.020

    0.50

    1.0

    0.045

    0.030

    19.0/21.0

    6.0/7.0

    24.0/26.0

    Cu 0.8/1.5; N 0.1/0.2

    N08926

    -

    -

    0.020

    1.50

    2.00

    0.030

    0.010

    19.0/21.0

    6.0/7.0

    24.0/26.0

    Cu 0.5/1.5; N 0.15/0.25

    S30600

    -

    Cronifer 1815 LCSi

    0.018

    3.7/4.3

    2.00

    0.020

    0.020

    17.0/18.5

    0.20

    14.0/15.5

    Cu 0.50

    S30601

    -

    -

    0.015

    5.0/5.6

    0.50/0.80

    0.030

    0.013

    17.0/18.0

    0.20

    17.0/18.0

    Cu 0.05; N 0.35

    S31050

    -

    310MoLN

    0.020

    0.50

    2.00

    0.030

    0.010

    24.0/26.0

    1.60/2.60

    0.09/0.15

    N 0.09/0.15

    S31254

    -

    254SMO

    0.020

    0.80

    1.00

    0.030

    0.010

    19.5/20.5

    6.0/6.5

    17.5/18.5

    Cu 0.50/1.00; N 0.18/0.22

    S31266

    -

    -

    0.030

    1.00

    2.0/4.0

    0.035

    0.020

    23.0/25.0

    5.2/6.2

    21.0/24.0

    Cu 1.00/2.50; N 0.35/0.60; W 1.50/2.50

    S31277

    -

    -

    0.020

    0.50

    3.00

    0.030

    0.010

    20.5/23.0

    6.5/8.0

    26.0/28.0

    Cu 0.5/1.50; N 0.30/0.40

    S32050

    -

    -

    0.030

    1.00

    1.50

    0.035

    0.020

    22.0/24.0

    6.0/6.8

    20.0/23.0

    Cu 0.40

    S32615

    -

    -

    0.07

    4.8/6.0

    2.00

    0.045

    0.030

    16.5/19.5

    0.30/1.50

    19.0/22.0

    Cu 1.50/2.50

    S32654

    -

    654SMO

    0.020

    0.50

    2.0/4.0

    0.030

    0.005

    24.0/25.0

    7.0/8.0

    21.0/23.0

    Cu 0.30/0.60; N 0.45/0.55

    S34565

    -

    Nirosta 4565S

    0.030

    1.00

    5.0/7.0

    0.030

    0.010

    23.0/25.0

    4.0/5.0

    16.0/18.0

    N 0.40/0.60; Nb 10x C / 1.00

    S35135

    -

    -

    0.08

    0.60/1.00

    1.00

    0.045

    0.015

    20.0/25.0

    4.0/4.8

    30./38.0

    Ti 0.40/1.00

    S38100

    -

    XM-15 (18-18-2)

    0.08

    1.50/2.50

    2.00

    0.030

    0.030

    17.0/19.0

    -

    17.5/18.5

    -

    S38815

    -

    -

    0.030

    5.5/6.5

    2.00

    0.040

    0.020

    13.0/15.0

    0.75/1.50

    13.0/17.0

    Cu 0.75/1.50; Al 0.30

    Chemical compositions of AISI (ASTM/ASME) and UNS ferritic stainless steel grades

    Designation

    Chemical composition % by mass max unless stated

    UNS No

    SAE No

    AISI No / Common Name

    C

    Si

    Mn

    P

    S

    Cr

    Mo

    Ni

    Others

    S18200

    -

    XM-34 (18-2FM)

    0.08

    1.00

    2.50

    0.04

    0.15 min

    17.5/19.5

    1.50/2.50

    -

    -

    S18235

    -

    -

    0.025

    1.00

    0.50

    0.030

    0.15/0.35

    17.5/18.5

    2.00/2.50

    1.00

    N 0.025; (C+N) 0.035; Ti 0.30/1.00

    S40300

    51403

    403

    0.15

    0.50

    1.00

    0.040

    0.030

    11.5/13.0

    -

    -

    -

    S40500

    51405

    405

    0.08

    1.00

    1.00

    0.040

    0.030

    11.5/14.5

    -

    -

    Al 0.10./0.30

    S40800

    -

    -

    0.08

    1.00

    1.00

    0.045

    0.045

    11.5/13.0

    -

    0.50

    Ti 12xC/1.10

    S40900

    51409

    409

    0.08

    1.00

    1.00

    0.045

    0.045

    10.5/11.75

    -

    0.50

    Ti 6xC/0.75

    S40910

    -

    -

    0.030

    1.00

    1.00

    0.040

    0.020

    10.5/11.7

    -

    0.50

    N 0.030; Ti: 6x(C+N)/0.50; Nb 0.17

    S40920

    -

    -

    0.030

    1.00

    1.00

    0.040

    0.020

    10.5/11.7

    -

    0.50

    N 0.030; Ti 0.15/0.50; Nb 0.10

    S40930

    -

    -

    0.030

    1.00

    1.00

    0.040

    0.020

    10.5/11.7

    -

    0.50

    N 0.030; (Ti+Nb) [0.08+8x(C+N)]/0.75; Ti 0.05

    S40945

    -

    -

    0.030

    1.00

    1.00

    0.040

    0.030

    10.5/11.7

    -

    0.50

    N 0.030; Ti 0.05/0.20; Nb 0.18/0.40

    S40975

    -

    -

    0.030

    1.00

    1.00

    0.040

    0.030

    10.5/11.7

    -

    0.50/1.00

    N 0.030; Ti: 6x(C+N)/0.75

    S40976

    -

    -

    0.030

    1.00

    1.00

    0.040

    0.030

    10.5/11.7

    -

    0.75/1.00

    N 0.040; Nb 10x(C+N)-0.80

    S40977

    -

    -

    0.030

    1.00

    1.00

    0.040

    0.015

    10.5/12.5

    -

    0.30/1.00

    N 0.030

    S41003

    -

    -

    0.030

    1.00

    1.50

    0.040

    0.030

    10.5/12.5

    -

    1.50

    -

    S41008

    -

    410S

    0.08

    1.00

    1.00

    0.040

    0.030

    11.5/13.5

    -

    -

    -

    S41045

    -

    -

    0.030

    1.00

    1.00

    0.040

    0.030

    12.0/13.0

    -

    0.50

    N 0.030; Nb 9x(C+N)/0.60

    S41050

    -

    -

    0.04

    1.00

    1.00

    0.040

    0.030

    10.5/12.5

    -

    0.60/1.10

    N 0.10

    S41500

    -

    -

    0.05

    0.60

    0.50/1.00

    0.030

    0.030

    11.5/14.0

    0.50/1.00

    3.5/5.5

    -

    S41603

    -

    -

    0.08

    1.00

    1.25

    006

    0.15min

    12.0/14.0

    -

    -

    -

    S42035

    -

    -

    0.08

    1.00

    1.00

    0.045

    0.030

    13.5/15.5

    0.2/1.2

    -

    Ti 0.30/0.50

    S43000

    51430

    430

    0.12

    1.00

    1.00

    0.040

    0.030

    16.0/18.0

    -

    -

    -

    S43020

    51430F

    430F

    0.12

    1.00

    1.25

    0.060

    0.15 min

    16.0/18.0

    0.60

    -

    -

    S43023

    51430FSe

    430FSe

    0.12

    1.00

    1.25

    0.060

    0.060

    16.0/18.0

    -

    -

    Se 0.15

    S43036

    -

    430Ti

    0.10

    1.00

    1.00

    0.040

    0.030

    16.00/19.50

    -

    0.75

    Ti 5xC/0.75

    S43400

    51434

    434

    0.08

    1.00

    1.00

    0.040

    0.030

    16.0/18.0

    0.75/1.25

    -

    -

    S43600

    51436

    436

    0.08

    1.00

    1.00

    0.040

    0.030

    16.0/18.0

    0.75/1.25

    -

    Nb+Ta 5xC/0.70

    S44200

    51442

    442

    0.20

    1.00

    1.00

    0.040

    0.035

    18.0/23.0

    -

    -

    -

    Special ferritic grades

    Designation

    Chemical composition % by mass max unless stated

    UNS No

    SAE No

    AISI No / Common Name

    C

    Si

    Mn

    P

    S

    Cr

    Mo

    Ni

    Others

    S32803

    -

    Cronifer 2803Mo

    0.015

    0.55

    0.50

    0.020

    0.0035

    28.0/29.0

    1.80/2.50

    3.0/4.0

    N 0.020; (C+N) 0.030; Nb 0.15/0.50

    S43035

    -

    435

    0.030

    1.00

    1.00

    0.040

    0.030

    17.0/19.0

    -

    0.50

    Ti [0.20+4(C+N)] / 1.10; Al 0.15

    S43900

    51439

    439

    0.07

    1.00

    1.00

    0.040

    0.030

    17.0/19.0

    -

    0.50

    Ti [0.20+4(C+N)] / 1.10; Al 0.15; N:0.04

    S43903

    51439LL

    439LL

    0.014

    1.00

    1.00

    0.040

    0.030

    17.0/19.0

    -

    0.50

    Ti [0.20+4(C+N)] / 1.10; Al 0.15; N:0.04

    S43932

    -

    -

    0.030

    1.00

    1.00

    0.040

    0.030

    17.0/19.0

    -

    0.50

    N 0.030; (Ti+Nb) [0.20+4(C+N)] / 0.75; Al 0.15

    S43940

    -

    -

    0.030

    1.00

    1.00

    0.040

    0.015

    17.5/18.5

    -

    0.50

    Ti 0.10/0.60; Nb [0.30+(3xC)] min

    S44400

    -

    444 18Cr-2Mo

    0.025

    1.00

    1.00

    0.040

    0.030

    17.5/19.5

    1.75/2.50

    1.00

    N 0.035; (Ti+Nb)[0.20+4(C+N)] / 0.80

    S44500

    -

    -

    0.020

    1.00

    1.00

    0.040

    0.012

    19.0/21.0

    -

    0.60

    N 0.03; Cu 0.30/0.60; Nb 10x(C+N) / 0.80

    S44626

    -

    XM-33 (26-1Ti)

    0.06

    0.75

    0.75

    0.040

    0.020

    25.0/27.0

    0.75/1.50

    0.50

    N 0.04; Cu 0.20; Ti 0.20/1.00

    S44627

    -

    XM-27

    0.010

    0.40

    0.40

    0.020

    0.020

    25.0/27.0

    0.75/1.50

    0.50

    N 0.015; Cu 0.20; Nb 0.05/0.20; (Ni+Cu) 0.50

    S44635

    -

    Nu Monit (25-4-4)

    0.025

    0.75

    1.00

    0.040

    0.030

    24.5/26.0

    3.5/4.5

    3.5/4.5

    N 0.035; (Ti+Nb){0.20+4(C+N)] / 0.80

    S44660

    -

    Sea-cure (26-3-3)

    0.030

    1.00

    1.00

    0.040

    0.030

    25.0/28.0

    3.0/4.0

    1.0/3.5

    N 0.040; (Ti+Nb)0.20 / 1.00; (Ti+Nb) [6x(C+N)] min

    S44700

    -

    29-4

    0.010

    0.20

    0.30

    0.025

    0.020

    28.0/30.0

    3.5/4.2

    0.15

    N 0.020; Cu 0.15; (C+N) 0.025

    S44735

    -

    -

    0.030

    1.00

    1.00

    0.040

    0.030

    28.0/30.0

    3.6/4.2

    1.00

    N 0.045; (Ti+Nb)0.20/1.00; (Ti+Nb) 6x (C+N) min

    S44800

    -

    29-4-2

    0.010

    0.20

    0.30

    0.025

    0.020

    28.0/30.0

    3.5/4.2

    2.00/2.50

    N 0.020; Cu 0.15; (C+N) 0.025

    S46800

    -

    -

    0.030

    1.00

    1.00

    0.040

    0.030

    18.0/20.0

    -

    0.50

    N 0.030; Ti 0.07/0.30; Nb 0.10/0.60; (Ti+Nb) [0.20+4(C+N)] / 0.80

    Chemical compositions of AISI (ASTM/ASME) and UNS heat resisting stainless steel grades

    Designation

    Chemical composition % by mass max unless stated

    UNS No

    SAE No

    AISI No / Common Name

    C

    Si

    Mn

    P

    S

    Cr

    Mo

    Ni

    Others

    S21500

    -

    Esshete 1250

    0.06/0.15

    0.20/1.0

    5.50/7.0

    0.045

    0.030

    14.0/16.0

    0.80/1.20

    9.00/11.0

    B 0.003/0.009; Nb 0.75/1.25; V 0.15/0.40

    S30409

    -

    304H

    0.04/0.10

    0.75

    2.00

    0.045

    0.030

    18.0/20.0

    -

    8.0/10.5

    -

    S30415

    -

    153MA

    0.04/0.06

    1.00/2.00

    0.80

    0.045

    0.030

    18.0/19.0

    -

    9.0/10.0

    N 0.12/0.18; Ce 0.03/0.08

    S30451

    -

    304N

    0.08

    0.75

    2.00

    0.045

    0.030

    18.0/20.0

    -

    8.0/10.5

    N 0.10/0.16

    S30452

    -

    304HN (XM-21)

    0.08

    0.75

    2.00

    0.045

    0.030

    18.0/20.0

    -

    8.0/10.5

    N 0.16/0.30

    S30615

    -

    RA85H

    0.16/0.24

    3.2/4.0

    2.00

    0.030

    0.030

    17.0/19.5

    -

    13.5/16.0

    Al 0.80/1.50

    S30815

    -

    253MA

    0.05/0.10

    1.40/2.00

    0.80

    0.040

    0.030

    20.0/22.0

    -

    10.0/12.0

    N 0.14/0.20; Ce 0.03/0.08

    S30900

    30309

    309

    0.20

    1.00

    2.00

    0.045

    0.030

    22.0/24.0

    -

    12.0/15.0

    -

    S30908

    30309S

    309S

    0.08

    0.75

    2.00

    0.045

    0.030

    22.0/24.0

    -

    12.0/15.0

    -

    S30909

    -

    309H

    0.04/0.10

    0.75

    2.00

    0.045

    0.030

    22.0/24.0

    -

    12.0/15.0

    -

    S30940

    -

    309Cb

    0.08

    0.75

    2.00

    0.045

    0.030

    22.0/24.0

    -

    12.0/16.0

    Nb 10xC / 1.10

    S30941

    -

    309HCb

    0.04/0.10

    0.75

    2.00

    0.045

    0.030

    22.0/24.0

    -

    12.0/16.0

    Nb 10xC / 1.10

    S31000

    30310

    310

    0.25

    1.50

    2.00

    0.045

    0.030

    24.0/26.0

    -

    19.0/22.0

    -

    S31008

    30310S

    310S

    0.08

    1.50

    2.00

    0.045

    0.030

    24.0/26.0

    -

    19.0/22.0

    -

    S31009

    -

    310H

    0.04/0.10

    0.75

    2.00

    0.045

    0.030

    24.0/26.0

    -

    19.0/22.0

    -

    S31040

    -

    310Cb

    0.08

    1.50

    2.00

    0.045

    0.030

    24.0/26.0

    -

    19.0/22.0

    Nb 10xC / 1.10

    S31041

    -

    310HCb

    0.04/0.10

    0.75

    2.00

    0.045

    0.030

    24.0/26.0

    -

    19.0/22.0

    Nb 10xC / 1.10

    S31400

    30314

    314

    0.25

    1.50/3.00

    2.00

    0.045

    0.030

    23.0/26.0

    -

    19.0/22.0

    -

    S31609

    -

    316H

    0.04/0.10

    0.75

    2.00

    0.045

    0.030

    16.0/18.0

    2.00/3.00

    10.0/14.0

    -

    S31651

    -

    316N

    0.08

    0.75

    2.00

    0.045

    0.030

    16.0/18.0

    2.00/3.00

    10.0/14.0

    N 0.10/0.16

    S32109

    -

    321H

    0.04/0.10

    0.75

    2.00

    0.045

    0.030

    17.0/19.0

    -

    9.0/12.0

    Ti 4x(C+N) / 0.70

    S33228

    -

    -

    0.04/0.08

    0.30

    1.00

    0.020

    0.015

    26.0/28.0

    -

    31.0/33.0

    Al 0.025;Ce 0.05/0.10; Nb 0.6/1.0

    S33400

    -

    334

    0.08

    1.00

    1.00

    0.030

    0.015

    18.0/22.0

    -

    19.0/21.0

    Al 0.15/0.60; Ti 0.15/0.60

    S34709

    -

    347H

    0.04/0.10

    0.75

    2.00

    0.045

    0.030

    17.0/19.0

    -

    9.0/13.0

    Nb 8xC /1.00

    S34800

    -

    348

    0.08

    0.75

    2.00

    0.045

    0.030

    17.0/19.0

    -

    9.0/13.0

    Nb+Ta 10xC / 1.00; Ta 0.10; Co 0.20

    S34809

    -

    348H

    0.04/0.10

    0.75

    2.00

    0.045

    0.030

    17.0/19.0

    -

    9.0/13.0

    Nb+Ta 10xC /1.00; Ta 0.10; Co 0.20

    S35045

    -

    -

    0.06/0.10

    1.00

    1.50

    0.045

    0.015

    25.0/29.0

    -

    32.0/37.0

    Al 0.15/0.60; Ti 0.15/0.60

    S35315

    -

    353MA

    0.04/0.08

    1.20/2.00

    2.00

    0.040

    0.030

    24.0/26.0

    -

    34.0/36.0

    N 0.12/0.18; Ce 0.03/0.10

    S41041

    -

    -

    0.13/0.18

    0.50

    0.40/0.60

    0.030

    0.030

    11.50/13.00

    0.20

    0.50

    Al 0.05; Nb 0.15

    S41425

    -

    -

    0.05

    0.50

    0.50/1.00

    0.020

    0.005

    12.0/15.0

    1.50/2.00

    4.0/7.0

    N 0.06/0.12; Cu 0.30

    S41800

    -

    Greek Ascoloy (615)

    0.15/0.20

    0.50

    0.50

    0.040

    0.030

    12.00/14.00

    0.50

    1.80/2.20

    W 2.50/3.50

    S42200

    -

    616

    0.20/0.25

    0.50

    0.50/1.00

    0.025

    0.025

    11.00/12.50

    0.90/1.25

    0.50/1.00

    V 0.20/0.30; W 0.90/1.25

    S42300

    -

    Lapelloy (619)

    0.27/0.32

    0.50

    0.95/1.35

    0.025

    0.025

    11.00/12.00

    2.50/3.00

    0.50

    V 0.20/0.30

    S44300

    -

    MT443

    0.20

    1.00

    1.00

    0.040

    0.030

    18.0/23.0

    -

    0.50

    Cu 0.90/1.25

    S44600

    51446

    446

    0.20

    1.00

    1.50

    0.040

    0.030

    23.0/27.0

    -

    -

    N 0.25

    S64152

    -

    XM-32

    0.08/0.15

    0.35

    0.50/0.90

    0.025

    0.025

    11.00/12.50

    1.50/2.00

    2.00/3.00

    N 0.01/0.05; V 0.25/0.40

    N08800

    -

    800 (332)

    0.10

    1.00

    1.50

    0.045

    0.015

    19.0/23.0

    -

    30.0/35.0

    Fe 39.5 min; Al 0.15/0.60; Ti 0.15/0.60

    N08810

    -

    800H

    0.05/0.10

    1.00

    1.50

    0.045

    0.015

    19.0/23.0

    30.0/35.0

    30.0/35.0

    Cu 0.75; Fe 39.5 min; Al 0.15/0.60; Ti 0.15/0.60

    N08811

    -

    -

    0.06/0.10

    1.00

    1.50

    0.040

    0.015

    19.0/23.0

    -

    30.0/35.0

    Cu 0.75; Fe 39.5 min; Al 0.15/0.60; Ti 0.15/0.60

    Chemical compositions of AISI (ASTM/ASME) and UNS martensitic and precipitation hardening stainless steel grades

    designation

    Chemical composition % by mass max unless stated

    UNS No

    SAE No

    AISI No / Common Name

    C

    Si

    Mn

    P

    S

    Cr

    Mo

    Ni

    Others

    S13800

    -

    XM-13 PH13-8Mo

    0.05

    0.10

    0.20

    0.010

    0.008

    12.25/13.25

    2.00/2.50

    7.50/8.50

    N 0.01; Al 0.90/1.35

    S15500

    -

    XM-12 15-5PH

    0.07

    1.00

    1.00

    0.040

    0.030

    14.0/15.5

    -

    3.50/5.50

    Cu 2.5/4.5; Nb 0.15/0.45

    S15700

    -

    632 15-7PH

    0.09

    1.00

    1.00

    0.040

    0.030

    14.00/16.00

    2.00/3.00

    6.50/7.25

    Al 0.75/1.50

    S17400

    -

    630 17-4PH

    0.07

    1.00

    1.00

    0.040

    0.030

    15.5/17.5

    -

    3.00/5.00

    Cu 3.00/5.00; Al 0.15/0.45

    S17600

    -

    635

    0.08

    1.00

    1.00

    0.040

    0.030

    16.00/17.50

    -

    6.00/7.50

    Al 0.40; Ti 0.40/1.20

    S17700

    -

    631 17-7PH

    0.09

    1.00

    1.00

    0.040

    0.040

    16.00/18.00

    -

    6.50/7.75

    Al 0.75/1.50

    S35000

    -

    633

    0.07/0.11

    0.50

    0.50/1.25

    0.040

    0.030

    16.00/17.00

    2.50/3.25

    4.00/5.00

    N 0.07/0.13

    S35500

    -

    634

    0.10/0.15

    0.50

    0.50/1.25

    0.040

    0.030

    15.00/16.00

    2.50/3.25

    4.00/5.00

    N 0.07/0.13

    S41000

    51410

    410

    0.15

    1.00

    1.00

    0.040

    0.030

    11.5/13.5

    -

    -

    -

    S41040

    -

    XM-30

    0.18

    1.00

    1.00

    0.040

    0.030

    11.0/13.0

    -

    -

    Nb 0.05/0.30

    S41400

    51414

    414

    0.15

    1.00

    1.00

    0.040

    0.030

    11.5/13.5

    -

    1.25/2.50

    -

    S41500

    -

    -

    0.05

    0.60

    0.50/1.00

    0.030

    0.030

    11.5/14.0

    0.50/1.00

    3.5/5.5

    -

    S41600

    51416

    416

    0.15

    1.00

    1.25

    0.060

    0.15 min

    12.0/14.0

    0.60

    -

    Zr 0.60

    S41610

    -

    XM-6 (416 Plus X)

    0.15

    1.00

    1.50/2.50

    0.06

    0.15 min

    12.0/14.0

    -

    -

    -

    S41623

    51416Se

    416Se

    0.15

    1.00

    1.25

    0.060

    0.060

    12.0/14.0

    -

    -

    Se 0.15 min

    S42000

    51420

    420

    0.15 min

    1.00

    1.00

    0.040

    0.030

    12.0/14.0

    -

    -

    -

    S42010

    -

    Trim Rite

    0.15/0.30

    1.00

    1.00

    0.040

    0.030

    13.5/15.00

    0.40/0.85

    0.35/0.85

    -

    S42020

    51420F

    420F

    0.15 min

    1.00

    1.25

    0.060

    0.15 min

    12.0/14.0

    0.60

    -

    -

    S42023

    51420FSe

    420FSe

    0.30/0.40

    1.00

    1.25

    0.060

    0.060

    12.0/14.0

    -

    -

    Se 0.15 min

    S42900

    51429

    429

    0.12

    1.00

    1.00

    0.040

    0.030

    14.0/16.0

    -

    -

    -

    S43100

    51431

    431

    0.20

    1.00

    1.00

    0.040

    0.030

    15.0/17.0

    -

    1.25/2.50

    -

    S44002

    51440A

    440A

    0.60/0.75

    1.00

    1.00

    0.040

    0.030

    16.0/18.0

    0.75

    -

    -

    S44003

    51440B

    440B

    0.75/0.95

    1.00

    1.00

    0.040

    0.030

    16.0/18.0

    0,75

    -

    -

    S44004

    51440C

    440C

    0.95/1.20

    1.00

    1.00

    0.040

    0.030

    16.0/18.0

    0.75

    -

    -

    S44020

    51440F

    440F

    0.95/1.20

    1.00

    1.25

    0.060

    0.15 min

    16.0/18.0

    0.75

    -

    Zr 0.75

    S44023

    51440FSe

    440FSe

    0.95/1.20

    1.00

    1.25

    0.060

    0.060

    16.0/18.0

    -

    -

    Se 0.15 min

    S45000

    -

    XM-25 Custom 450

    0.05

    1.00

    1.00

    0.030

    0.030

    14.00/16.00

    0.50/1.00

    5.00/7.00

    Cu 1.25/1.75; Nb 8xC min

    S45500

    -

    XM-16 Custom 455

    0.05

    0.50

    0.50

    0.040

    0.030

    11.00/12.50

    0.50

    7.50/9.50

    Cu 1.50/2.50; Nb 0.10/0.50

    S45503

    -

    -

    0.010

    0.20

    0.50

    0.010

    0.010

    11.00/12.50

    0.50

    7.50/9.50

    Cu 1.50/2.50; Ti 1.00/1.35

    S46500

    -

    -

    0.02

    0.25

    0.25

    0.015

    0.010

    11.00/12.50

    0.75/1.25

    10.75/11.25

    Mo 0.75/1.25; Ti 1.50/1.80

    S66286

    -

    A286

    0.08

    1.00

    2.00

    0.040

    0.030

    13.50/16.00

    1.00/1.50

    24.0/27.0

    Al 0.35; B 0.0010/0.010; Ti 1.90/2.35; V 0.10/0.50

    Composition of Duplex Stainless Steel


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