'rigid quality' is correct and usable in written English.
It is an adjective used to describe something that is inflexible, unyielding, or rigid. For example, "This particular material has a rigid quality, making it difficult to manipulate."
Today, rigid quality standards have ensured that no children will frolic among the brown plumes.
However, due to its rigid quality, doubts are raised regarding its sound conduction properties.
Recently the use of brown sugar has increased due to its nutritional characteristics, thus requiring a more rigid quality control.
Because of its rigid quality, cartilage is the grafting material of choice in advanced pathologies, such as adhesive processes or recurrent perforations.
Department leaders say they have rigid quality controls, including semiannual audits of every precinct, to prevent widespread manipulation of crime statistics, and that any episodes of tampering have been isolated.
The effect of storage temperature (4, 25°C) on quinupristin/dalfopristin and RPR 106 972 stability was also detrimental to drug potency indicating the requirement for rigid quality assurance for streptogramin diagnostic reagents when determining activity by reference or standardized susceptibility tests.
He took these rigid qualities with him into office, Mr. Offner says, and they shaped his foreign policy.
It also has the same rigid build quality with no flex or give at all.
He was, much to his distress, the centre of constant familial attention and care, and, despite his brilliant scholastic achievements, his family's incessant demands for ever better academic performance, together with the rigid, mechanical quality of his schooling, filled him with a lifelong aversion toward depersonalized, forced-fed modes of education.
He brought in new teachers and principals and installed smaller classes, a longer school day and a rigid, high-quality curriculum -- all of it driven by an infusion of money.
Its exports were hardest hit by the slowdown; its exchange-rate system was the most rigid; and its "quality of political management" over the past two or three years has been uniquely harmful.With prudent policies now, the other countries should be able to avoid a Thai-style disaster.
