The phrase "a nominal length of" is correct and usable in written English.
It can be used when specifying a standard or expected length, often in technical or engineering contexts.
Example: "The specifications require a nominal length of 10 centimeters for the component."
Alternatives: "an expected length of" or "a standard length of".
The 40-mm diameter specimens were over-cored to a diameter of 20 mm and cut and ground flat and parallel to a nominal length of 40 mm.
Seven or eight cylindrical samples (20 mm in diameter) were cored from each of the twelve borehole sandstones collected and precision-ground to a nominal length of 40 mm.
In GeneChip arrays probe sequences with a nominal length of 25 bases are created by photolithography.
Cylindrical core samples, cored in the same orientation to a diameter of 20 mm and precision-ground to a nominal length of 40 mm, were prepared from each of the blocks.
A nominal length scale based on the solutions of Laplace's equations with the unit normal vectors of surfaces as the boundary conditions is proposed for the adaptive mesh refinement in the thin regions.
R0, which represents the nominal length of a bond of unit valence, depends on the sizes of the atoms forming the bond.
The stent was fabricated of a surgical stainless steel, having the nominal length of 16 mm, the nominal diameter of 2.5 mm and the nominal pressure for the expansion of 8 atm.
If loaded uniformly along the length of the stem with nominal length of 150 mm, an equivalent sectional load would be in the range of 0.7 1.1 Nm for gait and 1.6 2.3 Nm for stair climbing.
The nominal length of rotation can be extended beyond that used here for fast-growing plantations by extending the relevant sections of all worksheets to the right.
The built-up cold-formed steel section battened columns had different slenderness and geometries but had the same nominal length of 2200 mm.
