Standards World

BS EN 615:2009 pdf free download - Fire protection一Fire extinguishing media - Specifications for powders (other than class D powders). K.1 General The following small-scale fire test also found in EN 1568-3:2008 , Annex I may be...

BS EN 613:2021 pdf free download - Independent closed-fronted gas-fired type B11, type C11, type C31 and type C91 heaters. 4.2 Classification according to the method of evacuation of the products of combustion Appliances are classified into...

BS EN 74-2:2008 pdf free download - Couplers, spigot pins and baseplates for use in falsework and scaffolds Part 2: Special couplers一 Requirements and test procedures. 11 Marking Each coupler shall be marked. This shall be by...

BS EN 14566:2008 pdf free download - Mechanical fasteners for gypsum plasterboard systems一 Definitions, requirements and test methods. 5.2 Number of samples Testing requires a representative quantity of samples proportionate to the delivery or consignment covering each...

BS EN 54-25:2008 pdf free download - Fire detection and fire alarm systems Part 25: Components using radio links. The verification of this calculation shall be made as defined in 8.3.3. Annex C gives an example for...

BS EN 54-24:2008 pdf free download - Fire detection and fire alarm systems一 Part 24: Components of voice alarm systems一Loudspeakers. 5 Tests 5.1 General 5.1.1 Atmospheric conditions for tests Unless otherwise stated in a test procedure, the...

BS 8509:2008 pdf free download - Children's beds for domestic use Safety requirements and test methods. 6.4 Melting behaviour of materials When tested in accordance with BS EN 7 1-2:2006, 4.4, if the sample has a rate...

BS 7000-2:2008 pdf free download -Design management systems一 Part 2: Guide to managing the design of manufactured products. Typical areas of organizational responsibility for design are shown in Figure 3. This is intended to illustrate the context...

BS 93:2008 pdf free download - British Association (B.A.) screw threads - Requirements. B.3.2 Internal threads The tolerances on the effective diameter of internal threads, in millimetres, have been derived from the formula 0. 12P± 0.03. B.4...

BS EN 859:2009 pdf free download - Safety of woodworking machines- Hand fed surface planing machines. 5.2.4 Normal stopping The machine shall be fitted with a stop control system, where by the machine and — if fitted...