Plastics piping systems for non-pressure underground drainage and sewerage. Structured-wall piping systems of unplasticized poly(vinyl chloride) (PVC-U), polypropylene (PP) and polyethylene (PE) - Specifications for pipes and fittings with…1 Scope This part of EN 13476, together with EN 134761, specifies the definitions and requirements for pipes, fittings and the system based on unplasticized poly(vinyl chloride) (PVC U), polypropylene (PP) and polyethylene (PE) structured wall piping systems that are intended to be used for non pressure underground drainage and sewerage systems. This part is applicable to pipes and fittings with smooth internal and profiled external surfaces,

Accident prevention

1 Check of spindle and fastening elements (Test 1)

preliminary pressurization of main lines and sub-mains

Developers of the medical electrical system

i) consumption through the power sockets

tests and requirements

Provide clearer

The average used in order to select the number of specimens is modified (25 % to 15 %)

it is essential to ensure that the same make of instrument is used for all tests

Both indices are measured under nominal operating conditions in house and/or on site

This test is the preferred UK method for undertaking the spray bar bench test referred to in the Factory Production Control requirements in Annex A of BS EN 12271:2006

avoid damage