Heat treatable steels and precipitation hardening steels

Böhler Program

 

BÖHLER Grade Melting Route Market grade Material Numbers Standards
Airmelted S98
SEL 1.6745
EN -
UNS -
ASTM -
AMS -
- -
SEL 1.6772
EN 20NiCrMo14-5
UNS -
ASTM -
AMS -
- -
SEL -
EN -
UNS -
ASTM -
AMS -
- 300M
SEL ≈1.6928
EN 41SiNiCrMoV7-6
UNS -
ASTM -
AMS 6419
Airmelted -
SEL -
EN -
UNS -
ASTM -
AMS -
Airmelted 1.6604
SEL 1.6604
EN 30CrNiMo8
UNS -
ASTM -
AMS -
- -
SEL -
EN -
UNS -
ASTM -
AMS -
- -
SEL -
EN -
UNS -
ASTM -
AMS -
- Maraging 250
SEL 1.6359
EN X2NiCoMo18-8-5
UNS K92890
ASTM Marage 250
AMS 6512
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