English to Polish Tech/Engineering Engineering (general)

Tekst dotyczy montażu kotła odzyskowego, będącego częścią stacji utylizacji osadów - opis elementów zawartych lub wyłączonych z dostawy:

External heat insulation of the unit is excluded. However the supplied will supply:
- On the main equipment casing (Boiler Shell and Boiler Drum) , the insulation to be installed (not in your scope) shall be maintained by **needles** (included in your scope) diameter 4mm mini (5 mini per square meter) welded by the Boiler maker on the metal sheet 5main vessel, inspection doors, …) and arrested by a quick plates.
- Necessary informations in order to match the maximum surface temperature allowed onto the casing (50°C).