ISO 7370:1983, Glass fibre reinforced thermosetting plastics (GRP) pipes and fittings -- Nominal diameters, specified diameters and standard lengths

This International Standard specifies the nominal diameters, inside or outside diameters for pipes and fittings, and Standard lengths for pipes, of glass fibre reinforced thermosetting plastics (GRP) materials.It applies to circular pipes manufactured from a thermosetting resin with fibrous reinforcement with or without aggregate. It applies to pipes both with and without a thermoplastic liner.This International Standard does not include any requirements for wall thickness and it is not intended to include such requirements at a later date. This is to allow the maximum possible freedom in the choice of materials and design. This title may contain less than 24 pages of technical content.