Normas ISO

Thermoplastics piping systems for non-pressure underground drainage and sewerage -- Thermoplastics shafts or risers for inspection chambers and manholes -- Determination of ring stiffness

Thermoplastics piping systems for non-pressure underground drainage and sewerage -- Thermoplastics inspection chamber and manhole bases -- Test methods for buckling resistance

Thermoplastics piping systems for non-pressure underground drainage and sewerage -- Thermoplastics shafts or risers for inspection chambers and manholes -- Determination of resistance against surface and traffic loading

Thermoplastics piping systems for non-pressure underground drainage and sewerage -- Joints for buried non-pressure applications -- Test method for the long-term sealing performance of joints with elastomeric seals by estimating the sealing pressure

Thermoplastics piping systems for non-pressure underground drainage and sewerage -- Thermoplastics fittings -- Test method for mechanical strength or flexibility of fabricated fittings

Thermoplastics piping systems for non-pressure underground drainage and sewerage -- Thermoplastics fittings -- Test method for impact strength