The STP cap solves the typical installation security problems of normal conical caps and / or expansion plugs for the exclusion of tubes exchangers. The STP cap, produced in different size and materials, fits in minutes and connects to exchanger pipe reaming with a minor cone and thread for subsequent rolling. The Roll threading does not weaken the tube, reinforces the fact boring. The cap STP produces economic benefits for the immediate future, it is not invasive for the tubesheet and requiring non particulars equipment for installation and commissioning security.

stp special tube plug tappi per tubi di fasci tubieri di scambiatori di calore

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