Tim Fittings, located in Wellington, New Zealand, has built a solid reputation as a reliable manufacturer and supplier of top-notch **Alloy Steel WP91 Buttweld Fittings** that adhere to strict industrial standards. Known for their precision and durability, Tim Fittings crafts high-performance fittings that deliver impressive mechanical strength and resist corrosion, making them perfect for high-temperature and high-pressure situations. Their WP91 buttweld fittings are particularly suited for critical sectors like power generation, petrochemical, and oil and gas, where dependability and longevity are key. With a strong focus on quality control, Tim Fittings guarantees that each fitting meets rigorous safety and performance specifications, even in the toughest environments.
| Specifications | : | ASTM A234 / ASME SA234 |
| Size | : | 1/8” NB TO 48” NB. (Seamless & 100% X-Ray Welded, Fabricated) |
| Standards | : | ASME/ANSI B16.9, ASME B16.28, MSS-SP-43 |
| Thickness | : | Sch 5s, Sch 10s, Sch 40s, Sch 80s, Sch 160s, Sch XXS |
| Type | : | Seamless / Welded / Fabricated |
These Alloy Steel WP91 buttweld fittings are primarily made from chromium, molybdenum, and vanadium, which give them remarkable high-temperature strength, creep resistance, and oxidation resistance. They boast superior tensile and yield strength, excellent toughness, and outstanding resistance to thermal fatigue and scaling. The unique composition of the alloy also ensures good weldability and dimensional stability, which is crucial for reliable performance under extreme conditions. WP91 fittings are designed to maintain their structural integrity in power plants, boilers, and heat exchanger systems that operate at high temperatures.
| Grade | C | Mn | Si | S | P | Cr | Mo |
| A234 WP91 | 0.08-0.12 | 0.3-0.6 | 0.2-0.5 | ≤0.02 | ≤0.015 | 8-9.5 | 0.85-1.05 |
| Grade | Tensile Strength (Mpa) | Yield Strength (Mpa) | Elongation % |
| A234 WP91 | ≥590 | ≥415 | ≥20 |
Tim Fittings one of the largest suppliers of Alloy Steel WP91 Buttweld Fittings in Wellington, New Zealand. We specialize in providing a wide range of high-quality, durable fittings for various industrial applications. Our inventory includes elbows, tees, reducers, couplings, and other essential fittings designed to offer exceptional corrosion resistance and strength. Alloy Steel WP91 is known for its cost-effectiveness and excellent mechanical properties, making it ideal for industries such as construction, chemical processing, and food processing. With a commitment to customer satisfaction, timely delivery, and competitive pricing, we are the trusted choice for Alloy Steel WP91 Buttweld Fittings in the New Zealand.
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Alloy Steel WP91 Buttweld Fittings from Tim Fittings offer exceptional corrosion resistance, especially in seawater and harsh environments. They are known for their high strength, durability, and resistance to pitting and crevice corrosion, ensuring long-lasting performance. We provide precise manufacturing, quality control, and reliable service for diverse industrial applications.
Alloy Steel WP91 Buttweld Fittings offer numerous advantages, especially in high-temperature and high-pressure applications. Their composition, featuring chromium and molybdenum, provides outstanding resistance to oxidation, corrosion, and thermal fatigue. WP91 fittings are known for their excellent weldability, strength, and durability, ensuring long-term performance in demanding industries like power generation, petrochemical, and oil & gas. They maintain structural integrity even under extreme conditions, reducing the risk of failure. Additionally, WP91 Fittings require minimal maintenance and offer cost-effective solutions due to their longevity, making them a reliable choice for critical systems in challenging environments.
Yes, custom sizes are available for Alloy Steel WP91 Buttweld Fittings to meet specific requirements. We offer tailored solutions to ensure precise fit and performance for various applications. For more information, please contact us at sales@timfittings.co.nz.
Alloy Steel WP91 buttweld fittings find extensive application in power generation plants, petrochemical industries, refineries, and high-temperature process equipment. They are perfect for steam lines, pressure vessels, heat exchangers, and piping systems that face high pressure and temperature. Their ability to endure thermal stress, corrosion, and oxidation makes them ideal for long-term use in harsh environments. WP91 fittings play a vital role in ensuring operational safety, durability, and efficiency, making them essential components in advanced industrial applications where performance is non-negotiable.
Get in touch with one of our Technical Sales Representatives to request a quote or get answers to any questions you may have.








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