STB PDF
Explosive atmospheres - Part 39- Intrinsically safe systems with electronically controlled spark duration limitation. Original standard UNE-CLC IEC TS 60079-39-2019 in PDF full version. Additional info + preview on request
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Welding Recommendation for welding of metallic materials Part 6: Laser beam welding. Original standard UNE-EN 1011-6-2019 in PDF full version. Additional info + preview on request
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Welded steel tubes for pressure purposes. Technical delivery conditions. Electric welded and submerged arc welded non-alloy steel tubes with specified room temperature properties. Original standard UNE-EN 10217-1-2019 in PDF full version. Additional info + preview on request
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Welded steel tubes for pressure purposes. Technical delivery conditions. Electric welded non-alloy steel tubes with specified low temperature properties. Original standard UNE-EN 10217-4-2019 in PDF full version. Additional info + preview on request
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Welded steel tubes for pressure purposes. Technical delivery conditions. Submerged arc welded non-alloy and alloy steel tubes with specified elevated temperature properties. Original standard UNE-EN 10217-5-2019 in PDF full version. Additional info + preview on request
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Secure storage units. Classification and methods of test for resistance to fire - Data rooms and data container. Original standard UNE-EN 1047-2-2019 in PDF full version. Additional info + preview on request
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