Glass-reinforced thermosetting plastics (GRP) pipes -- Determination of the longterm specific ring creep stiffness under wet conditions and calculation of the wet creep factor— 16 стр.
Glass-reinforced thermosetting plastics (GRP) pipes -- Determination of the long-term specific ring creep stiffness under wet conditions and calculation of the wet creep factor -- Amendment 1— 6 стр.
Plastics piping systems for pressure and non-pressure drainage and sewerage. Glass-reinforced thermosetting plastics (GRP) systems based on unsaturated polyester (UP) resin— 68 стр.
Glass-reinforced thermosetting plastics (GRP) pipes -- Determination of the longterm specific ring creep stiffness under wet conditions and calculation of the wet creep factor— 16 стр.
Glass-reinforced thermosetting plastics (GRP) pipes -- Determination of the long-term specific ring creep stiffness under wet conditions and calculation of the wet creep factor -- Amendment 1— 6 стр.
Plastics piping systems for pressure and non-pressure water supply, irrigation, drainage or sewerage - Glass-reinforced thermosetting plastics (GRP) systems based on unsaturated polyester (UP) resin - Pipes with flexible joints intended to be installed using jacking techniques - Complementary provisions to ÖNORM ISO 25780
