Category: Equipment for Standards

15 Method E11: Bend15.1 ObjectThe purpose of this test is to determine the ability of an optical fibre cable or cable element to withstand bending around a test mandrel.NOTE This test may be utilized at any specified temperature, including the low or high temperature limits for the cable.15.2 SampleThe sample shall be terminated at each…

5 Apparatus 5.1 Measuring unit, with temperature and water supply control, consisting of a metal plate approximately 3 mm thick with a minimum area of 0,04 m2 (e.g. a square with each side 200 mm in length) fixed to a conductive metal block containing an electrical heating element [see figure 1, items (I) and (6)]….

4.2 ApparatusThe apparatus consists of the following parts:a) An oven capable of maintaining the temperature and tolerance specified.b) Grips shall be provided, such that each test piece can be suspended from an upper grip inthe oven and weights attached to a lower grip attached to the test piece.NOTE When testing tubular test pieces, the fixing…

Biomaterials and Clinical Research Biaxial and triaxial testing of biomaterials Test fixtures for biomaterials Learn more

4 Apparatus, materials and reagents4.1 Suitable mechanical device, consisting of a water bath containing a rotatable shaft which supports,radially, stainless steel containers with a diameter of (75 ± 5) mm and a height of (125 ± 10) mm, of capacity (550 ± 50) ml, the bottom of the containers being (45 ± 10) mm from…

Examples of microduct optical fibre cables and microducts Figures A.1, A.2 and A.3 provide examples of different microduct optical fibre cables and microducts. 5 Microduct optical fibre cable5.1 Tests applicableThe tests that are applicable for mechanical and environmental performance are given inTable 2. 5.2 Tensile performancea) Family requirementsUnder short-term tensile load the fibre strain shall…

5 General characteristics 5.2 OpacityCrosslinked polyethylene pipes that are declared to be opaque shall not transmit more than 0,2 % of visible light, when tested in accordance with EN 578. 7 Mechanical characteristics When tested in accordance with the test method as specified in Table 7 using the indicated parameters, the pipe shall withstand the…

G.1 UV ageingG.1.1 GeneralThe test shall consist of subjecting PE/PP material test samples to the continuous irradiation of a xenon lamp under given temperature and humidity conditions.Evaluation shall be performed by assessing the change in the material through the variation in its melt flow rate.G.1.2 EquipmentG.1.2.1 Irradiation chamber, equipped with a xenon lamp (see ISO…

1 SCOPE AND FIELD OF APPLICATION This International Standard specifies a method of determining the apparent density, i.e. the mass per unit of volume, of base material (powder or granular material) that can be poured from a funnel of specified design. NOTE: For a method of degerming the apparent density of loose moulding maternal that…

5 Method E3: Crush5.1 ObjectThe purpose of this test is to determine the ability of an optical fibre cable to withstand crushing for long term and for short-term loads.NOTE Method E3A corresponds to the default method, Method E3 Crush, defined in IEC 60794-1-2:2013.5.2 SampleThe sample shall be of a length sufficient to carry out the…