1 an open structure that gives shape and support to something, such as the transverse stiffening ribs of a ship's hull or an aircraft's fuselage or the skeletal beams and uprights of a building. 2 an enclosing case or border into which something is fitted.
Metal; Ferrous Metal; Austenitic; Cast Iron. Material Notes: Type CRS is an austenitic material with graphite in the nodular form. It conforms to ASTM designation A439-60T and provides much higher strength than type CR with excellent resistance to corrosion, wear and heat.
Owens Corningâ¢ FOAMULARÂ®. 150 extruded polystyrene. (XPS) insulation is a closed cell, moisture-resistant rigid foam. board well suited to meet the. need for a wide variety of building. applications.3 FOAMULARÂ®. 150 XPS insulation is ideal for. many residential and commercial.