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Data Sheet:

ALLOY 188

Chemical Composition Limits

Weight % C Mn Si P S Cr Ni W La B Fe Co
ALLOY 188 0.05- 0.15 1.25 max 0.20- 0.50 0.02 max 0.015 max 21- 23 20-  24 13-  15 0.03- 0.12 0.015 3 max Bal

  

Alloy 188 is a cobalt-based alloy.  Due to Alloy 188's unique combination of properties it has excellent high temperature strength and oxidation resistance up to 2100°F (1150ºC).  Alloy 188 is used in various applications from chemical and nuclear industries to transition ducts, combustor cans, spray bars, flame-holders and afterburner liners in jet engines.

  

AVAILABILITY 

Alloy 188 is available in Sheet, Bar, Plate, Strip, Tube, Forging Stock, Welding Wire. For all stock availability contact Sales.

  

SPECIFICATIONS

AMS 5608 Sheet, Strip and Plate

AMS 5772 Bars, Forgings and Rings

AMS 5801 Wire

UNS R30188

Trade Names: Haynes 188, UDIMET 188

  

TYPICAL MECHANICAL PROPERTIES

ALLOY 188

Yield Strength  (0.2% Offset)

Tensile Strength

Elongation on 4D, min (%)

KSI MPa KSI MPa 55
65 446 140 963

Alloy 188 at room temp.

 

Disclaimer

Every effort is made to ensure that technical specifications are accurate. However, technical specifications included herein should be used as a guideline only. All specifications are subject to change without notice.

 

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