UNE - Spanish national standards

Design and manufacture of site built, vertical, cylindrical, flat-bottomed steel tanks for the storage of refrigerated, liquefied gases with operating temperatures between 0 °C and -165 °C - Part 2: Metallic components

Available languages: English, Spanish

Available design: electronic design (pdf), Print design

Design and manufacture of site built, vertical, cylindrical, flat-bottomed steel tanks for the storage of refrigerated, liquefied gases with operating temperatures between 0 °C and -165 °C - Part 3: Concrete components

Available languages: English, Spanish

Available design: electronic design (pdf), Print design

Design and manufacture of site built, vertical, cylindrical, flat-bottomed tank systems for the storage of refrigerated, liquefied gases with operating temperatures between 0 °C and -196 °C - Part 4: Insulation components (Endorsed by Asociación Espanola de Normalización in July of 2025.)

Available languages: English

Available design: electronic design (pdf), Print design

Design and manufacture of site built, vertical, cylindrical, flat-bottomed tank systems for the storage of refrigerated, liquefied gases with operating temperatures between 0 °C and -196 °C - Part 5: Testing, drying, purging and cool-down (Endorsed by Asociación Espanola de Normalización in December of 2025.)

Available languages: English

Available design: electronic design (pdf), Print design

Textiles - Multifilament yarns - Methods of test for textured or non-textured filament yarns

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Available design: electronic design (pdf), Print design

Devices to prevent pollution by backflow of potable water. Air gap with circular overflow (restricted). Family A-Type F

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Available design: electronic design (pdf), Print design

Devices to prevent pollution by backflow of potable water - Air gaps with minimum circular overflow (verified by test or measurement) - Family A, type G

Available languages: English, Spanish

Available design: electronic design (pdf), Print design

Performance of portable locating leak detectors and of fixed gas detectors for all refrigerants

Available languages: English, Spanish

Available design: electronic design (pdf), Print design

Ambient air - Standard method for the measurement of the concentration of ozone by ultraviolet photometry

Available languages: English, Spanish

Available design: electronic design (pdf), Print design

Ambient air - Standard method for the measurement of the concentration of carbon monoxide by non-dispersive infrared spectroscopy

Available languages: English, Spanish

Available design: electronic design (pdf), Print design