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Maryland Metrics

Stainless Steel Chemical Composition
and Mechanical Properties
Grade Chemical Composition Others Mechanical Properties, min
AISI     Elongation, % (G.L.: 2in or 50 mm) Hardness Test Max.
  C Si. Mn P (max) S (max) Ni Cr Mo   Tensile Strength
min. Ksi (Mpa)
Yeild Point
min Ksi (Mpa)
Full section
Specimen
Strip
Specimen
Round
Specimen
Brinell Rockwell
                          t= 6/16in t=5/16in      
304 <=0.08 <=0.75 <=2.00 0.04 0.03 8.00~11.00 18.00~20.00 - - 75(515) 30(205) 35 35 56t +17.50 28 192 B 90
304 H 0.04~ 0.10 <=0.75 <=2.00 0.04 0.03 8.00~11.00 18.00~20.00 - - 75(515) 30(205) 35 35 56t +17.50 28 192 B 90
304 L <=0.035 <=0.75 <=2.00 0.04 0.03 8.00~13.00 18.00-20.00 - - 70(485) 25(170) 35 35 56t +17.50 28 192 B 90
304 N <=0.08 <=0.75 <=2.00 0.04 0.03 8.00~11.00 18.00~20.00 - N: 0.10~0.16 80(550) 35(240) 35 35 56t +17.50 28 192 B 90
304 LN <=0.035 <=0.75 <=2.00 0.04 0.03 8.00~11.00 18.00~20.00 - N: 0.10~0.16 75(515) 30(205) 35 35 56t +17.50 28 192 B 90
309 <=0.15 <=0.75 <=2.00 0.04 0.03 12.00~15.00 22.00~24.00 - - 75(515) 30(205) 35 35 56t +17.50 28 192 B 90
310 <=0.15 <=0.75 <=2.00 0.04 0.03 19.00~22.00 24.00~26.00 - - 75(5150 30(205) 35 35 56t +17.50 28 192 B 90
316 <=0.08 <=0.75 <=2.00 0.04 0.03 11.00~14.00 16.00~18.00 2.00~3.00 - 75(515) 30(205) 35 35 56t +17.50 28 192 B 90
316 H 0.04 <=0.10 <=0.75 <=2.00 0.04 0.03 11.00~14.00 16.00~18.00 2.00~3.00 - 75(515) 30(205) 35 35 56t +17.50 28 192 B 90
316 L <=0.035 <=0.75 <=2.00 0.04 0.03 10.00~15.00 16.00~18.00 2.00~3.00 - 70(485) 25(170) 35 35 56t +17.50 28 192 B 90
316 N <=0.08 <=0.75 <=2.00 0.04 0.03 11.00~14.00 16.00~18.00 2.00~3.00 N: 0.10~0.16 80(550) 35(240) 35 35 56t +17.50 28 192 B 90
316 LN <=0.035 <=0.75 <=2.00 0.04 0.03 10.00~15.00 16.00~18.00 2.00~3.00 N: 0.10-0.16 75(515) 30(205) 35 35 56t +17.50 28 192 B 90
317 <=0.08 <=0.75 <=2.00 0.04 0.03 11.00~14.00 18.00~20.00 3.00~4.00 - 75(515) 30(205) 35 35 56t +17.50 28 192 B 90
321 <=0.08 <=0.75 <=2.00 0.04 0.03 9.00~13.00 17.00~20.00 - Ti: 5 x C% ~ 0.70 B 75(515) 30(205) 35 35 56t +17.50 28 192 B 90
321 H 0.04~ 0.10 <=0.75 <=2.00 0.04 0.03 9.00~13.00 17.00~20.00 - Ti: 4 x C% ~0.60 75(515) 30(205) 35 35 56t +17.50 28 192 B 90
347 <=0.08 <=0.75 <=2.00 0.04 0.03 9.00~13.00 17.00~20.00 - Nb + Ta: 10 x C% ~1.00 75(515) 30(205) 35 35 56t +17.50 28 192 B 90
347 H 0.04~ 0.10 <=0.75 <=2.00 0.04 0.03 9.00~13.00 17.00~20.00 - Nb +Ta: 8 XC% ~ 1.0 75(515) 30(205) 35 35 56t +17.50 28 192 B 90
405 <=0.08 <=0.75 <=1.00 0.04 0.03 <=0.50 11.5~13.5 - AI: 0.10~0.30 60(415) 30(205) 20 20 *2 - 207 B 95
410 <=0.15 <=0.75 <=1.00 0.04 0.03 <=0.50 11.5~13.5 - - 60(415) 30(205) 20 20 *2 - 207 B 95
429 <=0.12 <=0.75 <=1.00 0.04 0.03 <=0.50 14.00~16.00 - - 60(415) 35(240) 20 20 *2 - 190 B 90
430 <=0.12 <=0.75 <=1.00 0.04 0.03 <=0.50 16.00~18.00 - - 60(415) 35(240) 20 20 *2 - 190 B 90
443 <=0.20 <-0.75 <=1.00 0.04 0.03 <=0.50 18.00~23.10 - Cu: 0.90~1.25 70(485) 40(275) 20 20 *2 - 207 B 95
446 <=0.20 <=0.75 <=1.50 0.04 0.03 <=0.50 23.00~30.00 - N: 0.10~0.25 70(485) 40(275) 18 18 *2 - 207 B 95
329 <=0.089 <=0.75 <=1.00 0.04 0.03 2.50~5.00 23.00~28.00 1.00<=2.0 - 90(621) 70(483) 20 20 *2 - 171 C28
409 <=0.089 <=1.00 <=1.00 0,045 0.05 <=0.50 10.50~11.75 - Ti: 6xC% ~ 0.75 55(38) 30(205) 20 20 *2 - 207 B95
XM-8 <=0.07 <=1.00 <=1.00 0.04 0.03 <=0.50 17.00~19.00 - Ai: <=0.15 60(415) 30(205) 20 20 *2 - 190 B 90
                Ti: 12xC% ~1.10                
316 Ti <=0.08 <=0.75 <=2.00 0.04 0.03 11.00~14.00 16.00~18.00 2.00~3.00 Ti: 5xC% ~0.75 75(515) 30(205) 35 35 56t +17.50 28 192 B 90

 

Supplementary Chart: Chemical Composition  & Mechanical Properties

Classification

 

 

Standard of country

Chemical Composition

Mechanical Properties

USA

German

UK

Japan

C Max

Si Max

Mn Max

P Max

S Max

Ni

Cr

Mo

Tensile test (Min)

Hardness (Max)

 

AISI

DIN W-Nr

DIN SHORTNAME

BS

JIS

Yield Strength

Tensile Strength

Elongation

HB

HRB

HV

kg/mm2

N/mm2

kgf/mm2

N/mm2

Austenite

301

1.4310

X12Cr Ni 177

301S21

SUS 301

0.15

1.00

2.00

0.045

0.030

6.00-8.00

16.00-18.00

 -

21

206

53

520

40

187

90

200

 

304

1.4301

XDCr Ni 189

304S16

SUS304

0.08

1.00

2.00

0.045

0.030

8.00-10.50

18.00-20.00

 -

21

206

53

520

40

187

90

200

 

304L

1.4306

X3Cr Ni 89

304S12

SUS 304L

0.03

1.00

2.00

0.045

0.030

9.00-13.00

18.00-20.00

-

18

177

49

481

40

187

90

200

 

305

1.4303

X5Cr Ni 1911

305S19

SUS 305

0.12

1.00

2.00

0.045

0.030

10.50-13.00

17.00-19.00

 -

18

177

49

481

40

187

90

200

 

310S

1.4841

X 15 Cr Ni Si 2520

310S24

SUS 310S

0.08

1.50

2.00

0.045

0.030

19.00-22.00

24.00-26.00

 -

21

206

53

520

40

187

90

200

 

316

1.4401

X15 Cr Ni Mo 1810

306S16

SUS 316

0.08

1.00

2.00

0.045

0.030

10.00-14.00

16.00-18.00

2.00-3.00

21

206

53

520

40

187

90

200

 

316L

1.4435

X15 Cr Ni Mo 1812

306S12

SUS 316 L

0.03

1.00

2.00

0.045

0.030

12.00-15.00

16.00-18.00

2.00-3.00

18

177

49

481

40

187

90

200

Ferrite

430

1.4016

X8Cr 17

430S17

SUS 430

0.12

0.75

1.00

0.040

0.030

0.60

16.00-18.00

 -

21

206

46

451

22

183

88

200

 

434

1.4113

 -

 -

SUS 434

0.12

1.00

1.00

0.040

0.030

0.60

16.00-18.00

0.75-1.25

21

206

46

451

22

183

88

200

Martensite

410

1.4006

X10 Cr 13

410S21

SUS 410

0.15

1.00

1.00

0.040

0.030

0.60

11.50-13.50

 -

21

206

45

441

20

200

93

210

 

420

14021

X 20 Cr 13

420S29

SUS 420 J1

0.16-0.25

1.00

1.00

0.040

0.030

0.60

12.00-14.00

-

23

226

53

520

18

223

97

234

 

420

1.4034

X 40 Cr 13

420S45

SUS 420 J2

 0.26 - 0.40

1.00

1.00

0.040

0.030

0.60

12.00-14.00

 -

23

226

55

539

18

235

99

247


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