Carpenter Invar Alloy There''s Profit to be Made in ...
Invar Alloy There''s Profit to be Made in Machining this Popular, High Tech Material ... For sections having light finishing cuts or grinding performed after annealing, stress relief is accomplished by heating to 315 o C (600 o F) to 425 o C (800 o F) long enough to uniformly heat through the work pieces. Machining Parameters.