UNE - Spanish national standards

Vitreous and porcelain enamels - Determination of resistance to chemical corrosion - Part 3: Determination of resistance to chemical corrosion by alkaline liquids using a hexagonal vessel (ISO 28706-3:2008)

Available languages: English, Spanish

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Vitreous and porcelain enamels - Determination of resistance to chemical corrosion - Part 4: Determination of resistance to chemical corrosion by alkaline liquids using a cylindrical vessel (ISO 28706-4:2008)

Available languages: English, Spanish

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SURFACE ACTIVE AGENTS. DETERGENTS. DETERMINATION OF CATIONIC-ACTIVE MATTER CONTENT. PART 1: HIGH-MOLECULAR-MASS CATIONIC-ACTIVE MATTER. (ISO 2871-1:1988).

Available languages: Spanish

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SURFACE ACTIVE AGENTS. DETERGENTS. DETERMINATION OF CATIONIC-ACTIVE MATTER CONTENT. PART 2: CATIONIC-ACTIVE MATTER OF LOW MOLECULAR MASS (BETWEEN 200 AND 500). (ISO 2871-2:1990).

Available languages: Spanish

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Vitreous and porcelain enamels - Glass-lined apparatus for process plants - Part 1: Quality requirements for apparatus, components, appliances and accessories (ISO 28721-1:2008)

Available languages: English, Spanish

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Vitreous and porcelain enamels - Glass-lined apparatus for process plants - Part 2: Designation and specification of resistance to chemical attack and thermal shock (ISO 28721-2:2008)

Available languages: English, Spanish

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Vitreous and porcelain enamels - Glass-lined apparatus for process plants - Part 2: Designation and specification of resistance to chemical attack and thermal shock (ISO 28721-2:2015)

Available languages: English, Spanish

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Vitreous and porcelain enamels - Glass-lined apparatus for process plants - Part 4: Quality requirements for glass-lined flanged steel pipes and flanged steel fittings (ISO 28721-4:2010)

Available languages: English, Spanish

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PARALLEL PINS WITH INTERNAL THREAD, UNHARDENED. (ISO 8733:1986).

Available languages: Spanish

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PARALLEL PINS, HARDENED (DOWEL PINS). (ISO 8734:87)

Available languages: Spanish

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