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Normas DIN – AENOR
DIN 28120:2020-05

DIN 28120:2020-05

Circular sight glass fittings with sight glasses in main power connection / Note: Date of issue 2020-04-10

Verres regard ronds avec monture à bride / Attention: Date de parution 2020-04-10

Schauglasfassung mit runder Schauglasplatte im Krafthauptschluss / Achtung: Erscheinungsdatum 2020-04-10

Fecha Anulación:
2021-04 /Withdrawn
Relación con otras normas DIN:

Reemplazada por: DIN 28120:2021-04

Resumen:
This draft is applicable to circular sight glass fittings with sight glasses in main power connection with maximum allowable temperature according to: - DIN 7079-1, glass-to-metal fused sight glasses up to 280 °C (depending on used metal ring between 250 °C and 300 °C); - DIN 7080, borosilicate glass up to 280 °C (if necessary, specific protection according to DIN 7080 required); - DIN 8902, soda-lime-glass up to 150 °C (if necessary, specific protection according to DIN 8902 required); and a maximum allowable pressure (PS) of 10 bar respectively 16 bar.
Keywords:
Apparatus engineering, Borosilicate glass, Chemical, Chemical technology equipment, Dimensions, Flanged holders, Flanges, Gaskets, Lids, Materials, Non-positive, Operating overload pressure, Protective coatings, Roughness (surface), Screws (bolts), Sight glasses, Sodium-calcium-silicate glass, Surfaces, Temperature, Tolerances (measurement)
47,94
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