NORSOK Approved Paints

NORSOK Approved Paints

NORSOK is a standard that provides stringent requirements for coating materials, surface preparation, application procedures, and inspection, particularly in the offshore industry. This standard is essential for ensuring the durability and longevity of coating systems used on structural steel, insulated surfaces, and other critical equipment. By adhering to the NORSOK standard, customers can achieve a high-quality coating system that meets their specific needs and requirements. The standard is applicable to various applications, including the construction and installation of offshore facilities such as crane booms, flare booms, and vessels. Following NORSOK guidelines ensures that coatings perform reliably under harsh marine conditions, providing long-term protection and reducing maintenance costs.

 

Download the manufacturer specifications for NORSOK M-501 certified systems below:

 

Carboline | Hempel | International Paints | Jotun | PPG | Sherwin Williams
Guide To Working In Confined Spaces

  • Carboline Carbozinc 858
    A two component zinc filled, cross-linked epoxy primer by Carboline.
    From £190.58
    (£228.70 Inc VAT)
  • Carboline Carboguard 890 GF
    A glass reinforced chemically resistant epoxy coating with wide versatility in all industrial markets.
    From £110.75
    (£132.90 Inc VAT)
  • Carboline Carbomastic 18 FC
    A fast-curing, heavy duty, high-build anti-corrosive coating for marine and other corrosive environments.
    From £90.23
    (£108.28 Inc VAT)
  • Carboline Carbozinc 11
    Rapid / low temperature curing inorganic zinc product suitable for C3 - CX and immersion environments.
    From £124.73
    (£149.68 Inc VAT)
  • Carboline Phenoline 353 LT
    A versatile tank lining suitable for low temperature application down to 2°C. NORSOK 7a Approved.
    From £261.50
    (£313.80 Inc VAT)
  • Carboline Thermaline 440 Topcoat Finish Formerly 400 EU Topcoat
    Immersion grade coating for steel and stainless steel. Cures down to 5°C. Tintable to a huge range of RAL and BS shades.
    From £149.07
    (£178.88 Inc VAT)
  • Carboline Thermaline 450
    Offers exceptional barrier protection and resistance to wet/dry cycling at elevated temperatures.
    From £215.19
    (£258.23 Inc VAT)
  • Carboline Thermaline 4700 Aluminium
    A 1 pack silicone high performance finish. Suitable for service from 204°C - 540°C.
    From £80.31
    (£96.37 Inc VAT)

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Rigorous Performance with NORSOK Approved Paints for Offshore Protection

Whether you're working with structural steel, crane booms, tanks, internal piping, or exposed equipment, our coatings are tested to deliver results under harsh environmental exposure — including splash zones, submerged areas, and ventilated areas with varying operating temperatures.

 

International Coating Systems for NORSOK Approved Paints

We stock a wide range of proven coating systems from leading brands, including:

All products meet or exceed the qualification criteria of NORSOK M-501, with full documentation available. These coating materials are developed for long-term use with low maintenance, even in aggressive offshore conditions.

Need a solution for a splash zone, submerged structure, or fire protection on insulated surfaces? Whether it’s for a NORSOK System 7B or another approved coating system, we’ll help you find the right specification for your asset.

 

Contact Us for NORSOK Approved Paints and Support

Working on a new installation, ongoing maintenance, or asset upgrade? Speak to our team for advice on NORSOK-compliant coating systems, product selection, and documentation. We support projects involving:

  • Offshore vessels

  • Oil & gas platforms

  • Coastal structures

  • Tanks and internal equipment

  • ISO and NORSOK-based compliance needs

We'll provide guidance on which systems to use, how to meet the requirements, and supply everything you need to complete your project — from surface preparation through to application and full technical inspection.

Talk to our experts or browse our certified range today — your coating system starts with the right materials and the right support.

 

 

FAQs

Q: What is the NORSOK coating standard?
A: NORSOK M‑501 defines the full process for applying protective coatings to steel structures offshore. It outlines the correct coating materials, application procedures, inspection, and surface preparation for long-term corrosion protection and structural performance.

 

Q: What are NORSOK standards?
A: The NORSOK standards were developed by Norway’s petroleum industry. They include M‑series (like M‑501 for coating systems and M‑630 for insulated surfaces and corrosion under insulation), and standards for fire protection, construction, safety and efficiency. They're designed to ensure durability and cost control in offshore environments.

 

Q: What paint contains isocyanate?
A: Many two-part polyurethane and acrylic-urethane coatings include isocyanate hardeners. These are often used in NORSOK-approved paints for their strong chemical resistance. Always check the product’s technical data and safety data sheet before application, especially in ventilated areas.

 

Q: What is NORSOK M630?
A: M630 relates to the selection and application of materials used in insulated surfaces, including handling corrosion under insulation (CUI). It’s often used alongside M501 when working with systems requiring both fire protection and thermal insulation. Refer to the latest edition of the NORSOK documents to confirm if it's applicable to your project.