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Respiratory protective devices. Valved filtering half masks to protect against gases or gases and particles. Requirements, testing, marking. Original standard BS EN 405-2001 + A1-2009 in PDF full version. Additional info + preview on request

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Aerospace series. Test method for metallic materials. Ultrasonic inspection of bars, plates, forging stock and forgings. General requirements. Original standard BS EN 4050-1-2012 in PDF full version. Additional info + preview on request

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Aerospace series. Test method for metallic materials. Ultrasonic inspection of bars, plates, forging stock and forgings. Performance of test. Original standard BS EN 4050-2-2012 in PDF full version. Additional info + preview on request

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Aerospace series. Test method for metallic materials. Ultrasonic inspection of bars, plates, forging stock and forgings. Reference blocks. Original standard BS EN 4050-3-2012 in PDF full version. Additional info + preview on request

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Aerospace series. Test method for metallic materials. Ultrasonic inspection of bars, plates, forging stock and forgings. Acceptance criteria. Original standard BS EN 4050-4-2012 in PDF full version. Additional info + preview on request

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Aerospace series. Pipe couplings, 60°, spherical, in titanium alloy. Port connection. Original standard BS EN 4051-2002 in PDF full version. Additional info + preview on request

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