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Normas DIN – AENOR
DIN 20002-2:1989-11

DIN 20002-2:1989-11

Pipelines for mining; steel tubes with loose flanges and collars; projection and recess; nominal pressure 6

Tuyauteries pour l'exploitation des mines; tuyaux en acier à brides libres et à collets plats mâles et femelles; pression nominale 6

Rohrleitungen für den Bergbau; Stahlrohre mit losen Flanschen und Vor- und Rücksprungbund; Nenndruck 6

Fecha Anulación:
2021-01 /Withdrawn
Resumen:
This standard applies to steel tubes with loose flanges and with recessed collar including the apputenant nuts and bolts as used in mining generally for compressed-air or water mains of up to 6 bars of statutory operation pressure in connection with fittings as per DIN 20003 part 2. In addition, operation pressures of up to 25 bar are allowed for water.
Keywords:
Design, Dimensions, Marking, Materials, Mining, Pipelines, Pipes, Specification (approval), Steel pipes
29,35
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