DIN EN 1228:1996 Plastics piping systems - Glass-reinforced thermosetting plastics (GRP) pipes - Determination of initial specific ring stiffness; German version EN 1228:1996
The document specifies a method for determining the initial specific ring stiffness of glass-reinforced thermosetting plastics (GRP) pipes. Two methods are given and within the specified deflection limits each is equally valid and may be used for any diameter.
DIN EN 1228:1996 history
1996DIN EN 1228:1996-08 Plastics piping systems - Glass-reinforced thermosetting plastics (GRP) pipes - Determination of initial specific ring stiffness; German version EN 1228:1996
1996DIN EN 1228:1996 Plastics piping systems - Glass-reinforced thermosetting plastics (GRP) pipes - Determination of initial specific ring stiffness; German version EN 1228:1996