Haynes 188™ - UNS R30188
Common Trade Names: Haynes® 188, Udimet® 188, Conicro® 4023
Haynes 188™is a cobalt-base alloy with excellent high temperature strength and great oxidation resistance up to 2000° F. Haynes 188’s has good resistance to sulfidation and good metallurgical stability, therefore Haynes 188™ can be easily fabricated. Haynes 188™ is useful in gas turbine applications such as flame holders, liners, combustors and transition ducts.
Available forms are seamless pipe, welded pipe, seamless tube, welded tube, bar, wire, sheet, plate, forgings, pipe fittings and flanges.
 |
|
|---|---|
Sheet/Plate content |
AMS 5608, AMS 5609 |
Round Bar/Wire content |
AMS 5772 |
 | |
|---|---|
C (Carbon content) |
.05 - .15 |
| MN | 1.25 max |
| P | .020 max |
| S | .015 max |
Si |
.20 - .50 |
Cr |
21.0 -23.0 |
Ni |
20.0 - 24.0 |
Mo | |
Cu | |
Co |
bal |
| Cb | |
Ti (Titanium contenet) |
|
| B | .015 max |
Fe (Iron content) |
3.0 max |
| W | 13.0 -15.0 |
| La | .03 - .15 |