General Use Construction Steels

UNI

ASTM

DIN

Corrosion-resistant Stainless Steel

UNI 3161

ASTM

DIN 17445

3158 Fe G 450

A 24 65-35

1681 GS 54.3

G 12 Cr-13

CA 15

–

3158 Fe G 520

–

1681 GS 52.3

GX 6 Cr-Ni 13-1

–

GX 12 Cr-14 / W. 1.4008

–

A 27 70-40

–

GX 6 Cr-Ni 13-4

CA 6 NM

–

3158 Fe G 570

–

–

GX 2 Cr-Ni 19-10

CF 3

–

4010 Fe G 52

–

–

GX 2 Cr-Ni Mo 20-10

CF 8

GX 6 Cr-Ni 18-9 / W. 1.4305

4010 Fe G 60

A 148 80-50

1681 GS 60.3/GS 62.3

GX 2 Cr-Ni-Mo 20-11

CF 3M

–

4010 Fe G 65.1

–

–

GX 6 Cr-Ni-Mo 20-11

CF 8M

GX 6 Cr-Ni Mo 18-10 / W. 1.4408

GX 6 Cr-Ni-Mb 20-11

CF 8C

GX 6 Cr-Ni Nb 18-9 / W. 1.4552

4010 Fe G 65.2

–

–

GX 6 Cr-Ni MoNb 20-11

–

GX 7 Cr-NiMoNb 18-10 / W. 1.4581

4010 Fe G 70

A 148 90-60

1681 GS 70

4010 Fe G 80

A 148 105-85

–

Steel for wear-resistant casting

GATTI

ASTM A 128

–

A 148 120-95

–

MAN 1

B1

Steel for Valves and Pressure parts

UNI

ASTM

Fe G 42 7316

A 216 Gr. WCA

MAN 2

B2

Fe G 49-1 7316

A 216 Gr. WCB

MAN 3

–

Fe G 49-2 7316

A 216 Gr. WCC

MAN Cr-1

C

MAN Cr-2

–

G 22 Mn 3 7317

A 352 G LCB

MAN Cr-Ni

–

G 22 Mo 5 7317

A 352 G LC1

MAN Ni

D

G 12 Ni 14 7317

A 352 G LC3

MAN E1

E1

Steel for high temperatures & mech. Stress-strenght

UNI 3608

ASTM A 217

DIN 17245

MAN F

F

GC 20

–

GC 25

GATTI

Min. HARDNESS

G 10 Mo5

WC 1

GS 22 Mo 4

HB

HRc

G 20 Cr Mo 52

–

–

IDUR 180

180

–

–

WC 4

–

IDUR 180 G

180

–

–

WC 5

–

IDUR 250

250

–

G 15 Cr Mo 55

WC 6

GS 17 Cr Mo 55

IDUR 250 G

250

–

G 14 CrMo910

WC 9

GS 18 Cr Mo 910

IDUR 300 G

300

–

–

WC 11

GS 17 Cr Mo 511

IDUR 350

–

35

G 14 Cr Mo V 9102

–

–

IDUR 400

–

40

GX 15 Cr Mo 5

C 5

–

IDUR 450/1

–

45

GX 15 Cr Mo 9

C 12

–

IDUR 450/2

–

45

–

CA 15

GX 8 Cr Ni 12

IDUR 450/3

–

45

–

–

GX 22 Cr Mo V 12-1

EN GJS 400.15

Alloyed Steels for high temperature (refractory)

UNI 3159

ASTM A 297

DIN 17465

        EN GJS 400-18LT UNI EN 1563

GX 35 Cr-28

HC

GX 40 Cr-Si 29 / W. 1.4776

EN GJS 500-7

GX 35 Cr-Ni 2805

HD

GX 40 Cr-Ni-Si 27-4 / W. 1.4823

EN GJL 200

GX 30 Cr-Ni 2010

HF

GX 25 Cr-Ni-Si 19-9 / W. 1.4825

EN GJL 250

GX 35 Cr-Ni 2512

HH

GX 40 Cr-Ni-Si 25-12 / W. 1.4837

EN GJL 300

GX 35 Cr-Ni 2816

HI

–

GX 40 Cr-Ni 2620

HK

GX 40 Cr-Ni-Si 2520 / W. 1.4848

GX 50 Cr-Ni 3515

HT

–