Ductility can be quantified by the fracture strain, which is the engineering strain at which a test specimen fractures during a uniaxial tensile test. Another commonly used measure is the reduction of area at fracture.The ductility of steel varies depending on the alloying constituents.his tensile test of a nodular cast iron demonstrates low ductility. In materials science, ductility is a solid material's ability to deform under tensile stress; this is often characterized by the material's ability to be stretched into a wire.
Spacer fabric is a specialized three-dimensional textile that uniquely facilitates air flow, breathability and lightweight shape support.pacer fabric is a specialized three-dimensional textile that uniquely facilitates air flow, breathability and lightweight shape support.
Spacer Fabrics. Eastex Spacer Fabrics are a highly breathable neoprene alternative with stretch compression. They consist of two covering fabrics connected with filaments in the middle. We offer a wide variety of thicknesses, allowing a flexibility of applications: from mattress covers to apparel.pacer Fabrics. Eastex Spacer Fabrics are a highly breathable neoprene alternative with stretch compression. They consist of two covering fabrics connected with filaments in the middle. We offer a wide variety of thicknesses, allowing a flexibility of applications: from mattress covers to apparel.