TECHNICAL INFO.

Stainless steel grades and their international equivalents

Grade

UNS No

BS

Euronorm No.

301

S30100

301S21

1.4310

302

S30200

302S25

1.4319

303

S30300

303S31

1.4305

304

S30400

304S31

1.4301

304L

S30403

304S11

1.4306

304H

S30409

-

1.4948

(302HQ)

S30430

394S17

1.4567

305

S30500

305S19

1.4303

309S

S30908

309S24

1.4833

310

S31000

310S24

1.4840

310S

S31008

310S16

1.4845

314

S31400

314S25

1.4841

316

S31600

316S31

1.4401

316L

S31603

316S11

1.4404

316H

S31609

316S51

-

316Ti

S31635

320S31

1.4571

321

S32100

321S31

1.4541

347

S34700

347S31

1.4550

403

S40300

403S17

1.4000

405

S40500

405S17

1.4002

409

S40900

409S19

1.4512

410

S41000

410S21

1.4006

416

S41600

416S21

1.4005

420

S42000

420S37

1.4021

430

S43000

430S17

1.4016

440C

S44004

-

1.4125

444

S44400

-

1.4521

630

S17400

-

1.4542

(904L)

N08904

904S13

1.4539

(253MA)

S30815

-

1.4835

(2205)

S31803

318S13

1.4462

(3CR12)

S41003

-

1.4003

(4565S)

S34565

-

1.4565

(Zeron100)

S32760

-

1.4501

(UR52N+)

S32520

-

1.4507

Stainless Steel Mechanical Properties

Alloy
Temper
Tensile Strength
Minimum
(psi)
Yield Strength
Minimum 0.2% offset
(psi)
% Elongation
in 2" Minimum
Notes
321
Annealed
75,000
30,000
40 %
-

Stainless Steel Chemical Properties

Alloy
C
Mn
P
S
Si
Cr
Ni
Mo
Cu
N
Other
321
.08
2.00
.045
.030
.75
17.00-19.00
9.00-12.00
.75
.75
.10
Ti=5x(C+N) min to .70 max
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