ISO 9001 · EN 9100 certified EN 10204 3.1 MTC · 30+ years
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Specialty & Pure Nickel · Specialty family

Haynes 188, certified and in stock.

UNS R30188 — The cobalt-base combustion alloy — strength and sulfidation resistance where nickel alloys soften.

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EN 10204 3.1 MTC 24h quote SLA
445 MPaMin. yield
960 MPaMin. tensile
1095 °CMax service
R30188UNS
Haynes 188 Specialty alloy — TrueGrade Metals
UNS R30188
Material data

Haynes 188 — properties at a glance.

Nominal published values, annealed condition. Certified heat lots ship with actual MTC values.

PropertyValue
UNS numberR30188
FamilySpecialty & Pure Nickel
Nominal chemistryCo bal. · Ni ~22% · Cr ~22% · W ~14%
Min. yield strength445 MPa
Min. tensile strength960 MPa
Max service temperature1095 °C
Density9.13 g/cm³
Characteristics

What Haynes 188 does best.

Applications

Where Haynes 188 works.

Gas turbine transition ducts

Combustion liners

Afterburner parts

Availability

Forms we supply in Haynes 188.

All forms consolidated into one PO with matching heats and one MTC package.

Sheets & PlatesBars & RodsWires & Electrodes
Related grades
Alloy 20Alloy 28Alloy DSAlloy 330Alloy 25-6HNAlloy 27-7MO
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