SDR

(redirected from dimension ratio)
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Translations

SDR

N ABBR =special drawing rightsDEG mpl
References in periodicals archive ?
Pipe shall have a pipe diameter based on ductile iron pipe size (DIPS), a dimension ratio (DR) of 11, and has a minimum hydrostatic design basis of 200 psi with a maximum operating temperature of 74A.
Sabic Vestolen A RELY 5924R delivers excellent low sag performance for large-diameter pipes and pressure pipes with a low standard dimension ratio (SDR).
Fabricated elbows are typically derated by one dimension ratio for the pressure rating (for example, when DR 11 pipe is produced into a fabricated elbow, the pressure rating of the elbow is the equivalent of a DR 13.