Superalloy Etchants

Please use the table below to select the correct micro etchant for your superalloy.

Name of the Alloy: 
Etchant to Use: 

A286
Fry’s

AerMet 100, 310, 340
Fry’s

Inconel 625, MP35N, Hastelloy C-276
Adler’s

Inconel 718
Kalling’s 2

Inconel 600, 713, 901, X750
Superalloy etch

Hastelloy X
Superalloy etch

Jethete
Fry’s

Themo-Span
Fry’s or Kalling’s 2

Monel, Kovar
Fry’s

Waspaloy
Superalloy Etch

Others
See this list