'peak value' is correct and can be used in written English.
You can use it when you are referring to the highest point that a particular value can reach. For example, "The peak value of the wave was 75 decibels."
It also limits the peak value of these quantities.
But each of them is still worth less than half its peak value.
Thus, CoStar might be past its peak value before Johnson could take full advantage of it.
The current tropospheric loading is 10% below the 1993 peak value.
That compares with Yahoo's peak value of more than $125 billion, reached in January 2000.
Rooney's contract is up in two years and he is reaching his peak value.
Each yield is normalized with respect to the peak value of the corresponding H+ yield.
The average number of radicals per particle (n) often attained a peak value when d also had a peak value.
The achieved peak bandwidth gradually starts decreasing at some length, considering the achieved peak value, The length responsible for decreasing peak value is to be noted.
But most of them carry the collateral on their books at 70% of its peak value.
A DC line, by contrast, can be made to operate continuously at its peak value.
