Standards World

ASME B16.48:2020 pdf free download – Line Blanks

ASME B16.48:2020 pdf free download - Line Blanks 1 SCOPE This Standard covers pressure-temperature ratings.materials, dimensions, tolerances, marking.and testingfor operating line blanks in sizes NPS vz through NPS24 for installation between ASME B16.5 flanges in the150,300,600,900,1500,and 2500...

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BS EN 489:2009 pdf free download – District heating pipes – Preinsulated bonded pipe systems for directly buried hot water networks一 Joint assembly for steel service pipes, polyurethane thermal insulation and outer casing of polyethylene

BS EN 489:2009 pdf free download - District heating pipes - Preinsulated bonded pipe systems for directly buried hot water networks一 Joint assembly for steel service pipes, polyurethane thermal insulation and outer casing of polyethylene. — able...

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BS EN 438-8:2009 pdf free download – High-pressure decorative laminates (HPL)一Sheets based on thermosetting resins (Usually called I saminates) Part 8: Classification and specifications for design laminates

BS EN 438-8:2009 pdf free download - High-pressure decorative laminates (HPL)一Sheets based on thermosetting resins (Usually called I saminates) Part 8: Classification and specifications for design laminates. 5.2.4 Visual inspection 5.2.4.1 General The following inspection requirements are...

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BS EN 448:2009 pdf free download – District heating pipes – Preinsulated bonded pipe systems for directly buried hot water networks一 Fitting assemblies of steel service pipes, polyurethane thermal insulation and outer casing of polyethylene

BS EN 448:2009 pdf free download - District heating pipes - Preinsulated bonded pipe systems for directly buried hot water networks一 Fitting assemblies of steel service pipes, polyurethane thermal insulation and outer casing of polyethylene. 4.1.9.4 Inspection...

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BS EN 437:2021 pdf free download – Test gases一Test pressures一Appliance categories

BS EN 437:2021 pdf free download - Test gases一Test pressures一Appliance categories. 6.1.2.3 Appliances designed for use on second family gases only Category 12H: appliance using only gases of group H of the second family at the prescribed...

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BS EN 422:2009 pdf free download – Plastics and rubber machines Blow moulding machines Safety requirements

BS EN 422:2009 pdf free download - Plastics and rubber machines Blow moulding machines Safety requirements. 4.2 Mechanical hazards related to power operated movements during production NOTE In subclauses 4.2 to 4.4, the sequence of hazards corresponds...

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BS EN 525:2009 pdf free download – Non-domestic direct gas-fired forced convection air heaters for space heating not exceeding a net heat input of 300 kW

BS EN 525:2009 pdf free download - Non-domestic direct gas-fired forced convection air heaters for space heating not exceeding a net heat input of 300 kW. c) a change, if necessary, of the automatic shut-off valve(s); d)...

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BS EN 419-1:2009 pdf free download – Non-domestic gas-fired overhead luminous radiant heaters Part 1: Safety

BS EN 419-1:2009 pdf free download - Non-domestic gas-fired overhead luminous radiant heaters Part 1: Safety. 5.3 Ignition devices 5.3.1 General 5.3.1.1 Appliances with manually ignited ignition burners There shall be ready access for lighting the ignition...

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BS EN 415-9:2009 pdf free download – Safety of packaging machines Part 9: Noise measurement methods for packaging machines, packaging lines and associated equipment, grade of accuracy 2 and 3

BS EN 415-9:2009 pdf free download - Safety of packaging machines Part 9: Noise measurement methods for packaging machines, packaging lines and associated equipment, grade of accuracy 2 and 3. 4) Whenever the previous methods cannot be...

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BS EN 352-1:2020 pdf free download – Hearing protectors一General requirements Part 1: Earmuffs

BS EN 352-1:2020 pdf free download - Hearing protectors一General requirements Part 1: Earmuffs. 4.2 Materials and construction 4.2.1 Materials 4.2.1.1 Those parts of the earmuffs that come into contact with the skin shall be non-staining, soft and...

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