AS/NZS 4331.1 Flange Manufacturer

Norwegian NS 2542 Flange – Trusted Global Supplier

The Norwegian NS 2542 Flange is a high-performance pipe flange designed primarily for slip-on connections in pressure piping systems. Manufactured as per Norwegian Standard NS 2542, these flanges are ideal for moderate-pressure applications and offer a balance of durability, ease of installation, and leak-tight sealing. At Werner Flanges Inc., we specialize in producing NS 2542 flanges in a wide array of sizes, pressure ratings, and materials to suit industrial demands across sectors.

ASME-B16-47-class-400-series-b-Welding-Neck-Flanges-4

Applications of NS 2542 flanges span industries such as offshore oil & gas, petrochemical processing, shipbuilding, water treatment, and marine engineering. These flanges are commonly used where weld necks are not needed, but a secure welded fit is still required. With their flat or raised face configurations, they provide excellent versatility in piping connections involving valves, pumps, and pipelines.

Availability of NS 2542 flanges is ensured through our extensive stock at Werner Flanges Inc. We offer immediate dispatch on standard sizes, and custom production runs can be arranged to suit project specifications. Sizes typically range from DN 10 to DN 600, and pressure ratings go up to PN 40. Our logistics capabilities ensure prompt global delivery.

With over two decades of experience, Werner Flanges Inc. has become a trusted manufacturer, exporter, and supplier of NS 2542 flanges to clients in Europe, the Middle East, and Southeast Asia. Our flanges undergo stringent quality checks and are certified as per international standards, ensuring long-term performance in demanding environments.

Norwegian NS 2542 Flange – Trusted Global Supplier Technical Specifications

Specification	Details
Standard	NS 2542 (Norwegian Standard)
Flange Types	Slip-On Flange
Pressure Ratings	PN 10, PN 16, PN 25, PN 40
Size Range	DN 10 to DN 600
Facing Types	Flat Face (FF), Raised Face (RF)
Manufacturing Process	Forged / Machined
Testing & Certification	EN 10204 3.1 / 3.2, PED 2014/68/EU

Material Specifications for Norwegian NS 2542 Flange – Trusted Global Supplier

Type of Materials	Common Specifications / Customization Available on Request
Duplex Steel	ASTM/ASME A182 F51, F60, F61, UNS S31803, UNS S32205
Super Duplex Steel	ASTM/ASME A182 F53, F55, UNS S32750, UNS S32760, F44 (6Mo)
Stainless Steel	ASTM/ASME A182 F304, F304L, F316, F316L, F310, F317L, F321, F347
Carbon Steel	ASTM A105, A350 LF1, LF2, LF3, A266 Class 1/2, A694 F42 to F70, A765 Gr. II
Alloy Steel	ASTM/ASME A182 F1, F5, F9, F11, F12, F22
Non-Ferrous Alloys	Titanium, Brass, Admiralty Brass, Copper Nickel, Nickel Alloys, Hastelloy
Titanium	ASTM/ASME B381 Gr.1, Gr.2, Gr.5, Gr.7, Gr.12, Gr.16
Copper Nickel	ASTM B151 UNS C70600 (Cu-Ni 90/10), C71500 (Cu-Ni 70/30)
Brass, Al-Brass	ASTM B152 UNS C26000, C27200, C28000; ASTM B111 for Al-Brass
Nickel Alloys	ASTM B160, B161, B564 – UNS N02200, N02201, N04400, N08800, N08825, N06600, N06601, N06625, Monel K500
Alloy 20	ASTM B462 UNS N08020
Hastelloy	ASTM B564 UNS N10276 (Hastelloy C276), N06022 (Hastelloy C22)
Cladded Materials	ASTM B898, B265, B424 or custom explosion/clad bonding using dissimilar metals
Cladded Materials	Titanium-Steel, Nickel-Steel, Titanium-Copper, Stainless Steel-Carbon Steel, Bimetallic/Trimetallic Combinations

Types of Norwegian NS 2542 Flange – Trusted Global Supplier

NS 2542 Slip-On Flange
Norwegian Standard Flange NS2542
NS 2542 SORF Flange
NS 2542 Forged Flange
NS2542 Carbon Steel Slip-On Flange
NS 2542 Stainless Steel Flange
NS 2542 Pipe Flange

Industries and Applications of Norwegian NS 2542 Flange – Trusted Global Supplier:

Industry	Application
Oil & Gas Industry	Used extensively in upstream, midstream, and downstream operations for high-pressure piping and processing systems requiring robust sealing solutions.
Petrochemical & Chemical Processing	Ideal for handling corrosive chemicals and high-temperature pipelines in refining and chemical manufacturing processes.
Power Generation	Installed in thermal, nuclear, and hydroelectric power plants for critical pressure applications and steam systems.
Water Treatment & Desalination	Used in high-pressure water distribution, desalination, and wastewater treatment pipelines ensuring durability and leak resistance.
Marine & Offshore Industry	Suitable for seawater piping systems, ballast systems, and pressure vessels in marine engineering and offshore platforms.
Pharmaceutical Industry	Ensures sanitary, high-pressure fluid handling in sterile environments and cleanroom process systems.
Food & Beverage Industry	Used in hygienic and high-pressure processing lines where corrosion resistance and strength are critical.
Mining & Mineral Processing	Supports slurry transport systems and ore processing pipelines in mining operations.

Frequently Asked Questions (FAQs) about Norwegian NS 2542 Flange – Trusted Global Supplier:

Q1. What is an NS 2542 Flange?
NS 2542 is a Norwegian Standard slip-on flange used for low to moderate pressure piping systems.

Q2. Which pressure ratings are available for NS 2542 flanges?
We offer NS 2542 flanges in PN 10, PN 16, PN 25, and PN 40 pressure ratings.

Q3. What materials are NS 2542 flanges manufactured in?
These flanges are available in carbon steel, stainless steel, alloy steel, and duplex stainless steel grades.

Q4. Can I get EN 10204 3.1 certification for these flanges?
Yes, Werner Flanges Inc. provides flanges with EN 10204 3.1 or 3.2 certificates upon request.

Q5. Do you offer customized machining or drilling?
Absolutely. We can customize NS 2542 flanges based on your technical drawings or specific project needs.

Q6. Are these flanges compatible with DIN piping systems?
Yes, NS 2542 flanges are typically drilled to DIN or ISO standards, ensuring compatibility with European systems.

Q7. What is the lead time for international orders?
Lead time ranges from 7–21 days depending on quantity and customization. Express delivery options are available.