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Alloy 188

Alloy 188 (UNS R30188)  is a cobalt-based alloy which possesses a unique combination of properties. It has excellent high temperature strength and oxidation resistance to 2100°F (1150°C) combined with good post-aging ductility.Alloy 188 exhibits good ductility after prolonged exposure at temperatures of 1200, 1400, and 1600°F (650, 760 and 870°C) for 16,000 hours.


Rod / Round Bar (View All Products)

Alloy 188

AMS 5772

UNS R30188

Round Bar / Rods available from diameter 9.9mm (.385") in various pre-cut lengths from stock, if you do not find the size you are looking for please do contact us and we might still be able to help you.

For sizes not listed here, custom lengths/sizes and large quantities, please forward your requirements to sales@alloyshop.com

Sheet / Plate (View All Products)

Alloy 188

AMS 5608

UNS R30188

Sheets / Plates start from 4.74mm thick supplied in various pre-cut sizes from stock, custom cut sizes available on request, if you do not find the size you are looking for please do contact us and we might still be able to help you.

For sizes not listed here, custom lengths/sizes and large quantities, please forward your requirements to sales@alloyshop.com