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Optics and photonics. Lasers and laser-related equipment. Test methods for specular reflectance and regular transmittance of optical laser components. Original standard BS EN ISO 13697-2006 in PDF full version. Additional info + preview on request

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Wool. Determination of fibre diameter. Projection microscope method. Original standard BS EN ISO 137-2015 in PDF full version. Additional info + preview on request

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Oil and gas industries. Control and mitigation of fires and explosions on offshore production installations. Requirements and guidelines. Original standard BS EN ISO 13702-2024 in PDF full version. Additional info + preview on request

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Oil and gas industries including lower carbon energy. Piping systems on offshore platforms and onshore plants. Materials. Original standard BS EN ISO 13703-2-2023 in PDF full version. Additional info + preview on request

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Oil and gas industries including lower carbon energy. Piping systems on offshore production platforms and onshore plants - Fabrication. Original standard BS EN ISO 13703-3-2023 in PDF full version. Additional info + preview on request

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Petroleum, petrochemical and natural gas industries. Calculation of heater-tube thickness in petroleum refineries. Original standard BS EN ISO 13704-2022 in PDF full version. Additional info + preview on request

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