Gr. Materials Trade Mark Structure Machinability Index AISI-ASTM W.-Nr DIN

Cobalt based superalloys Haynes 188 (pipe) 1.0

Nickel based superalloysInconel X750 (precipitation)1.0N077502.4669NiCr 15 Fe 7 TiAl
Nickel based superalloysInconel 718 (forged)1.0N077182.4668NiCr19Fe19NbMo
Nickel based superalloysNimonic 1151.0
Nickel based superalloysWaspalloy (forged)1.0N070012.4654NiCr20Co14MoTi
Cobalt based superalloysHaynes 250.9
Cobalt based superalloysHaynes 188 (forged)0.9
heat resistant super alloy Nickel based superalloysUdimet 5000.9NiCr18cCoMoAlTi

(HRSA)

S3 Nickel based superalloys Udimet 700 0.9 NiCo15Cr15MoAlTi

low machinability

(35-45 HRC) Nickel based superalloysNimonic 900.7
Nickel based superalloysNimonic 910.7
Nickel based superalloysNimonic 1010.7
Nickel based superalloysMar-M 2470.7NiCo10W10Cr9AlTi
Nickel based superalloysMar-M 2000.6NiW13Co10Cr9AlTi
Cobalt based superalloysH 5310.4
Nickel based superalloysRene 950.4
Cobalt based superalloysAir Resist0.3
Grade 1265-G1TiAl2Sn4Zr2MoSi
Grade 2265-G2TiAl2Sn4Zr6Mo
13 HRC Grade 3265-G3Ti 99.6 3.7055
15 HRC Grade 9Ti3Al2.5V 3.7195

TiAl7Mo4 3.7115 TiAl5Sn2.5 3.7124 TiCu2.5 low and medium alloy

S4 Titanium 3.7155 TiAl6Zr5Mo0.5

good machinability 3.7164 TiAl6V4 3.7165 TiAl6V4 ELI — TiAl5Mo4Sn4Si0.5 3.7175 TiAl6V6Sn2 3.7185 TiAl4Mo4Sn2 3.7025 Ti 99.8 3.7035 Ti 99.7a

23 HRCGrade 4265-G4
36 HRCGrade 53.7164
medium and high alloy36 HRCGrade 6Ti5Al2.5SN

S5 Titanium

medium machinability34 HRC62424975TiAl2Sn4Zr2MoSi
39 HRC6246TiAl2Sn4Zr6Mo

TiV10Fe2Al3