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

  • PPG Dimetcote 9 Formerly SigmaZinc 9
    Low temperature curing protection of structural steel. Formerly SigmaZinc 170 and SigmaZinc 9.
    From £285.00
    (£342.00 Inc VAT)
  • PPG NovaGuard 260 Formerly SigmaGuard 260
    A two component, high build, amine adduct cured, phenolic epoxy holding primer.
    From £244.50
    (£293.40 Inc VAT)
  • PPG NovaGuard 840
    A 2 pack, solvent free, amine cured, phenolic epoxy. For providing a one coating solution to tank exteriors.
    From £454.50
    (£545.40 Inc VAT)
  • PPG Phenguard Subsea 610
    A 2 pack, high build, amine adduct-cured novolac phenolic epoxy primer for subsequent coats of PPG Phenguard Subsea 780.
    From £100.44
    (£120.53 Inc VAT)
  • PPG Phenguard Subsea 780 - Formerly SigmaLine 780
    A 2 pack amine adduct cured phenolic epoxy finish. A finish coat within a system for the protection of subsea equipment.
    From £105.40
    (£126.48 Inc VAT)
  • PPG PSX 700 Engineered Siloxane
    For steel from PPG Sigma, Ameron. Highways Approved Item No.185.
    From £307.50
    (£369.00 Inc VAT)
  • PPG SigmaCover 410 MIO
    2 pack high solids, high build, polyamide cured epoxy for general purpose protection to steel and concrete structures.
    From £270.00
    (£324.00 Inc VAT)
  • PPG SigmaDur 520
    A 2 pack high build semigloss aliphatic acrylic polyurethane finish, Highways Approved Item No.169.
    From £76.00
    (£91.20 Inc VAT)
  • PPG SigmaDur 550
    Formerly Amercoat 450E, Amercoat 450S. A two pack PU Gloss Finish for steel. Item No.168. M24(XM92).
    From £66.80
    (£80.16 Inc VAT)
  • PPG SigmaDur 550 H
    Formally PPG SigmaDur 568. A 2 Part High Solids, High Build Polyurethane Gloss Finish.
    From £95.40
    (£114.48 Inc VAT)
  • PPG SigmaFast 278
    A 2 pack high solids rapid drying zinc phosphate epoxy primer and build coat. Cures at low temperatures down to -5°C.
    From £60.88
    (£73.06 Inc VAT)
  • PPG SigmaGuard CSF 585
    WRAS Approved for drinking water. A two component solvent free amine cured epoxy coating.
    From £105.60
    (£126.72 Inc VAT)
  • PPG SigmaPrime 200
    A two component multipurpose polyamide anti-corrosive epoxy paint system from PPG.
    From £210.00
    (£252.00 Inc VAT)
  • PPG SigmaPrime 700
    A two component multi purpose polyamide cured anti-corrosive epoxy paint system from PPG.
    From £240.00
    (£288.00 Inc VAT)
  • PPG SigmaShield 1090
    A 2 pack flint reinforced solvent free polyamine cured, epoxy. For the protection of steel and concrete.
    From £205.25
    (£246.30 Inc VAT)
  • PPG SigmaShield 1200 Formerly Amercoat 340
    Formerly Amercoat 340. A two component, abrasion resistant, solvent free, amine cured, phenolic epoxy coating.
    From £624.00
    (£748.80 Inc VAT)
  • PPG SigmaShield 880
    A 2 pack high build polyamine adduct cured epoxy coating. For use in offshore splash zone maintenance.
    From £63.19
    (£75.83 Inc VAT)
  • PPG SigmaShield 880 GF - Formerly Amerlock 880GF
    A 2 part surface tolerant high solid glass flake epoxy coating. For use in offshore splash zone maintenance.
    From £353.43
    (£424.12 Inc VAT)
  • PPG SigmaTherm 230 Phenolic Epoxy
    A 2 pack high build heat resistant phenolic epoxy coating for use under insulation systems. Protects up to 230°C.
    From £381.00
    (£457.20 Inc VAT)
  • PPG SigmaTherm 540 Moisture Cure Silicone
    Formally Amercoat 878 a one component heat resistant moisture curing silicone aluminium.
    From £127.40
    (£152.88 Inc VAT)
  • PPG SigmaZinc 68 GP
    A 2 pack, high solids polyamine adduct cured zinc rich epoxy primer. Meets Norsok M-501 Rev. 6, System 1.
    From £223.20
    (£267.84 Inc VAT)

21 Items

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.