Installation and Operational Instructions for ROBA -DS ...
2020-9-16 · ROBA ®-DS couplings Sizes 3 – 15 are delivered completely manufacturer-assembled. All screw connections are to be pre-tensioned to the torque acc. Table 1 during final installation. Hubs and sleeves are made of aluminium, the disks are made of rustproof steel. The rest of the connection elements are oiled.
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