US–India Alloy Crosswalk

Searchable table mapping alloy designations across AA (US Aluminium), AISI (US Steel), UNS, BS, DIN, JIS, and IS (India).

Common Name

Type

AA (US Al)

AISI (US Steel)

UNS

BS (UK)

DIN (Germany)

JIS (Japan)

IS (India)

Al 1100

Aluminium

1100

—

A91100

Al99.0Cu

A1100

19000

Al 2024

Aluminium

2024

—

A92024

2L97/2L98

AlCuMg2

A2024

24345

Al 5052

Aluminium

5052

—

A95052

N4/NE4

AlMg2.5

A5052

52000

Al 5083

Aluminium

5083

—

A95083

AlMg4.5Mn

A5083

54300

Al 5086

Aluminium

5086

—

A95086

AlMg4

A5086

—

Al 6061

Aluminium

6061

—

A96061

H20

AlMgSiCu

A6061

65032

Al 6082

Aluminium

6082

—

A96082

H30

AlMgSi1

A6082

64430

Al 7075

Aluminium

7075

—

A97075

L95/L96

AlZnMgCu1.5

A7075

74530

Al 7050

Aluminium

7050

—

A97050

—

AlZn6CuMgZr

A7050

—

SS 304

Stainless Steel

—

304

S30400

304S31

1.4301 / X5CrNi18-10

SUS304

04Cr18Ni10

SS 316

Stainless Steel

—

316

S31600

316S31

1.4401 / X5CrNiMo17-12-2

SUS316

04Cr17Ni12Mo2

SS 316L

Stainless Steel

—

316L

S31603

316S11

1.4404 / X2CrNiMo17-12-2

SUS316L

02Cr17Ni12Mo2

SS 202

Stainless Steel

—

202

S20200

—

1.4373

SUS202

—

SS 17-4PH

Stainless Steel

—

630

S17400

—

1.4542 / X5CrNiCuNb16-4

SUS630

—

Mild Steel (A36)

Mild Steel

—

A36

K02600

4360-43A

1.0037 / St37

SS400

IS 2062 E250

EN8 / 1040

Mild Steel

—

1040

G10400

080M40

1.0511 / C40

S40C

C40

EN24 / 4340

Tool Steel

—

4340

G43400

817M40

1.6582 / 34CrNiMo6

SNCM439

40NiCrMo84

Tool Steel

—

T30402

BD2

1.2379 / X153CrMoV12

SKD11

T160Cr12V1

H13

Tool Steel

—

H13

T20813

BH13

1.2344 / X40CrMoV5-1

SKD61

X40CrMoV51

P20

Tool Steel

—

P20

T51620

BP20

1.2311 / 40CrMnMo7

—

40CrMnMo864

M2 (HSS)

Tool Steel

—

T11302

BM2

1.3343 / HS6-5-2

SKH51

—

ETP Copper

Copper

—

C11000

C101

2.0060 / E-Cu57

C1100

Cu-ETP

OFE Copper

Copper

—

C10100

C103

2.0040 / OF-Cu

C1011

—

Free-cutting Brass

Brass

—

C36000

CZ121/Pb3

2.0375 / CuZn39Pb3

C3604

IS 319

Ti Grade 2

Titanium

—

R50400

TA2

3.7035

TR270C

—

Ti-6Al-4V (Grade 5)

Titanium

—

R56400

TA10/TA11

3.7165

TR340C

—

Inconel 625

Inconel

—

N06625

NA21

2.4856 / NiCr22Mo9Nb

NCF625

—

Inconel 718

Inconel

—

N07718

NA51

2.4668 / NiCr19Fe19Nb5Mo3

NCF718

—

WC-Co K10

Tungsten Carbide

—

K10 (ISO 513)

V10

—

WC-Co K20

Tungsten Carbide

—

K20 (ISO 513)

V20

—

30 of 30 alloys shown. Designations are approximate cross-references; always verify against authoritative standards.