This NORSOK standard covers the minimum requirements for thermal, acoustic, personnel protection, fire protection and pipe penetration insulation of pipe work, equipment, vessels, tanks, valves, flanges etc. for offshore/onshore installations and not for sub-sea installation.
It does not cover refractory or insulation of heating, ventilation and air conditioning (HVAC) related items.
This edition is updated and partly rewritten based on industry experience over the last years.
A new clause is added on piping penetrations and qualification of new products.
Test requirements for acoustic insulation have been updated in accordance with ISO 15665.
Thickness tables for insulation classes have been deleted in this edition.
Download standard (R-004.pdf, 193 Kb)
The following companies have additional requirements to this standard: