Stainless steels martensitic

Comparison with standard grades

UNI

AFNOR

DIN-W.Nr

BS

AISI-SAE

UNI

AFNOR

Z20C13

DIN-W.Nr

X20Cr - 1.4021

BS

420S29

AISI-SAE

420 A

UNI

AFNOR

Z30C13

DIN-W.Nr

X30Cr13 - 1.4028

BS

420S45

AISI-SAE

420 B

UNI

AFNOR

Z40C13

DIN-W.Nr

X46Cr13 - 1.3541

BS

51420

AISI-SAE

420 C

UNI

AFNOR

Z40C13

DIN-W.Nr

X46Cr13 - 1.4034

BS

51420

AISI-SAE

420 C

UNI

AFNOR

Z40C13

DIN-W.Nr

X46Cr13 - 1.4035

BS

51420

AISI-SAE

420 C+S

AFNOR

Z38CD16-01

DIN-W.Nr

X39CrMo17-1 - 1.4122

BS

-

AISI-SAE

420 RM/1

According to: UNI EN 10088 - DIN 17440