Norwegian NS 2538 Flanges – Reliable Supply from Werner Flanges Inc.
The Norwegian NS 2538 flange is a widely used flange standard recognized for its robust design, compatibility with pressure piping systems, and suitability for a variety of industrial operations. It is engineered to ensure reliable sealing in high-pressure and high-temperature environments. Werner Flanges Inc. offers NS 2538 flanges in a range of sizes and materials to meet diverse project demands, ensuring both quality and compliance with Norwegian standards.
NS 2538 flanges are commonly used in the offshore oil & gas sector, petrochemical industries, shipbuilding, water treatment plants, and power generation facilities. Their design allows for effective connection and maintenance in piping systems handling liquids, gases, or corrosive substances. Their dimensional accuracy and material durability make them ideal for critical environments.
Werner Flanges Inc. maintains a comprehensive inventory of NS 2538 flanges in both standard and custom sizes. Flanges are available in pressure classes suitable for varied project requirements and are offered with multiple facing options including RF, FF, and RTJ. We ensure prompt dispatch and global logistics support for urgent and large-volume orders.
With decades of industry expertise, Werner Flanges Inc. is a globally trusted name in flange manufacturing and supply. Our in-house technical team, quality assurance procedures, and adherence to international standards position us as a preferred partner for EPC contractors, procurement divisions, and OEMs worldwide. Our focus remains on delivering precision-engineered solutions with long-term reliability.
Norwegian NS 2538 Flanges – Reliable Supply from Werner Flanges Inc. Technical Specifications
| Specification | Details |
|---|---|
| Standard | NS 2538 (Norwegian Standard) |
| Flange Types | Weld Neck (WN), Slip-On (SO), Blind (BL), Socket Weld (SW), Threaded (TH), Lap Joint (LJ) |
| Pressure Ratings | PN 10, PN 16, PN 25, PN 40 |
| Size Range | DN 10 to DN 600 |
| Facing Types | RF (Raised Face), FF (Flat Face), RTJ |
| Manufacturing Process | Forged / Machined |
| Testing & Certification | EN 10204 3.1 / 3.2, PMI Testing, Hydrostatic Testing, Third-Party Inspection |
Material Specifications for Norwegian NS 2538 Flanges – Reliable Supply from Werner Flanges Inc.
| 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 |
| Titanium-Steel, Nickel-Steel, Titanium-Copper, Stainless Steel-Carbon Steel, Bimetallic/Trimetallic Combinations |
Types of Norwegian NS 2538 Flanges – Reliable Supply from Werner Flanges Inc.
- NS 2538 Pipe Flange
- Norwegian Flange NS 2538
- NS 2538 Weld Neck Flange
- NS 2538 Slip-On Flange
- NS 2538 RF Flange
- NS 2538 FF Flange
- NS 2538 Blind Flange
Industries and Applications of AS/NZS 4331.1 Flanges:
| 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 AS/NZS 4331.1 Flanges
-
Q1. What is an NS 2538 flange?
NS 2538 is a Norwegian flange standard used for pipe connections, ensuring strength and reliability in pressurized systems.
Q2. Which industries use NS 2538 flanges?
These flanges are popular in oil & gas, marine, petrochemical, and energy sectors, especially in Scandinavian and offshore projects.
Q3. What pressure ratings are available for NS 2538 flanges?
Werner Flanges Inc. offers NS 2538 flanges in PN 10, PN 16, PN 25, and PN 40 pressure classes.
Q4. Do you supply NS 2538 flanges in stainless steel?
Yes, we supply NS 2538 flanges in stainless steel grades like A182 F304 and F316, as well as carbon and alloy steels.
Q5. Can NS 2538 flanges be customized?
Absolutely. We offer custom drilling, surface treatment, and facing options as per project specifications.
Q6. What certifications do your flanges come with?
Our flanges are supplied with EN 10204 3.1/3.2 certificates, and we offer third-party inspection reports upon request.
Q7. Do you export NS 2538 flanges internationally?
Yes, Werner Flanges Inc. exports NS 2538 flanges to clients in Europe, the Middle East, Asia, and North America.
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