Tim Fittings, located in Wellington, New Zealand, has earned a solid reputation as a reliable manufacturer and supplier of top-notch **Alloy Steel WP22 Pipe Fittings**. These fittings are crafted to meet strict industry standards, showcasing Tim Fittings’ commitment to precision and durability. Designed to handle high-pressure, high-temperature, and corrosive environments, their Alloy Steel WP22 fittings boast remarkable mechanical strength and toughness, making them perfect for critical applications in the oil and gas, petrochemical, and power generation sectors. With a strong focus on quality control, Tim Fittings guarantees consistent performance, safety, and a long service life for their WP22 fittings, even in the most demanding industrial systems.
| Specifications | ASTM A234 / ASME SA234 |
|---|---|
| Dimensions | ASME/ANSI B16.9, ASME B16.28, MSS-SP-43, BS4504, BS4504, BS1560, BS10 ASME 16.11, MSS SP-79, 83, 95, 97, BS 3799 |
| Size | Seamless Fittings: 1/2″ – 10″ Welded Fittings: 1/2″ – 48″ |
| Thickness | SCH10, SCH20, SCH30, STD SCH40, SCH60, XS, SCH 80, SCH 100, SCH 120, SCH 140, SCH 160, XXS available with NACE MR 01-75 |
| Manufacturing Standards | ASME/ANSI B16.9, ASME B16.28, MSS-SP-43 DIN : DIN2605, DIN2615, DIN2616, DIN2617, DIN28011, DN15-DN1200 BS : BS4504, BS4504, BS1560, BS10 JIS : JIS B2311, JIS B2312, JIS B2313, JIS B2316 GOST : GOST 17375, GOST 17376, GOST 30753, GOST 17378, GOST 17379, GOST 17380 EN: EN10253-1, EN10253-2 |
| Types | Seamless / ERW / Welded / Fabricated |
| Connection | Welding |
| Bending Radius | R=1D, 2D, 3D, 5D, 6D, 8D, 10D or Custom |
| Elbow | Angle : 22.5 deg, 30deg, 45 deg, 90 deg, 180 deg, 1.0D, 1.5D, 2.0D, 2.5D, 3D, 4D, 5D, 6D, 7D-40D. Standard: ASME B16.9, ASME B16.28, ASME B16.25, MSS SP-75 DIN2605 JISB2311 JISB2312 JISB2313, BS, GB, ISO |
| Manufacturing process | Push, Press, Forge, Cast, etc. |
| Specialized manufacturer of | 90º Elbows, Couplings, Reducers, Inserts, Caps, Nipples, 45º Elbows, Tees, Crosses, Equal Tees & Reducing Tees |
| Test Certificates | EN 10204/3.1B Raw Materials Certificate 100% Radiography Test Report Third Party Inspection Report, etc |
| Material Test Certificates (MTC) as per EN 10204 3.1 and EN 10204 3.2, Test Certificates certifying NACE MR0103, NACE MR0175 | |
The Alloy Steel WP22 pipe fittings are primarily made from chromium and molybdenum alloys, which provide outstanding strength and corrosion resistance at elevated temperatures. These fittings excel in tensile strength, impact resistance, and creep rupture properties, making them ideal for tough environments like refineries and petrochemical processes. The alloy composition also ensures good weldability and resistance to oxidation and scaling, which helps maintain durability under thermal and mechanical stress. WP22 fittings are built to keep their structural integrity intact, supporting safe and reliable pipeline operations even in severe conditions.
| Grade | C | Mn | Si | S | P | Cr | Mo |
| A234 WP22 | 0.05-0.15 | 0.3-0.6 | ≤0.5 | ≤0.04 | ≤0.04 | 2-2.5 | 0.87-1.13 |
| Grade | Tensile Strength (Mpa) | Yield Strength (Mpa) | Elongation % |
| A234 WP22 | 415-585 | 205 | 20 |
Tim Fittings is a leading supplier of Alloy Steel WP22 Pipe Fittings in Wellington, New Zealand. We offer an extensive range of Alloy Steel WP22 Pipe Fittings, renowned for their excellent corrosion resistance and high strength, which makes them perfect for demanding industrial applications like chemical processing, marine environments, and high-temperature systems. With a commitment to quality and reliable delivery, we ensure our clients receive top-tier products tailored to meet the specific needs of various industries.
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 WP22 Pipe 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 WP22 Pipe Fittings offer exceptional resistance to high-temperature environments, making them ideal for power plants, boilers, and other high-heat applications. These fittings are known for their excellent weldability, ensuring ease of installation and strong, durable joints. With high tensile strength, they provide superior structural integrity under pressure. The material is also highly resistant to corrosion, oxidation, and thermal fatigue, making WP22 fittings reliable in demanding conditions. Their versatility, cost-effectiveness, and long service life make them a preferred choice for various industrial applications.
| Nominal Pipe Size | All Fittings | All Fittings | All Fittings | Elbows/ Tees | 180° Return Bends | 180° Return Bends | 180 Deg Return Bends | Reducers | Caps |
|---|---|---|---|---|---|---|---|---|---|
| NPS | O.D. at Bevel (1), (2) | I.D. at End (1), (3), (4) | Wall Thickness (3) | Centre-to-End Dimension A,B,C,M | Centre-to-Centre O | Back-to-Face K | Alignment of Ends U | Overall Length H | Overall Length E |
| ½ to 2½ | 0.06 -0.03 | 0.03 | Not less than 87.5% of nominal thickness | 0.06 | 0.25 | 0.25 | 0.03 | 0.06 | 0.12 |
| 3 to 3 ½ | 0.06 | 0.06 | Not less than 87.5% of nominal thickness | 0.06 | 0.25 | 0.25 | 0.03 | 0.06 | 0.12 |
| 4 | 0.06 | 0.06 | Not less than 87.5% of nominal thickness | 0.06 | 0.25 | 0.25 | 0.03 | 0.06 | 0.12 |
| 5 to 8 | 0.09 -0.06 | 0.06 | Not less than 87.5% of nominal thickness | 0.06 | 0.25 | 0.25 | 0.03 | 0.06 | 0.25 |
| 10 to 18 | 0.16 -0.12 | 0.12 | Not less than 87.5% of nominal thickness | 0.09 | 0.38 | 0.25 | 0.06 | 0.09 | 0.25 |
| 20 to 24 | 0.25 -0.19 | 0.19 | Not less than 87.5% of nominal thickness | 0.09 | 0.38 | 0.25 | 0.06 | 0.09 | 0.25 |
| 26 to 30 | 0.25 -0.19 | 0.19 | Not less than 87.5% of nominal thickness | 0.12 | … | … | … | 0.19 | 0.38 |
| 32 to 48 | 0.25 -0.19 | 0.19 | Not less than 87.5% of nominal thickness | 0.19 | … | … | … | 0.19 | 0.38 |
Yes, custom sizes for Alloy Steel WP22 Pipe Fittings are available at Tim Fittings. We offer tailored solutions to meet your specific requirements, ensuring optimal performance for your projects. For more information, please contact us at sales@timfittings.co.nz.
You’ll find Alloy Steel WP22 pipe fittings commonly used in pressure vessels, boilers, heat exchangers, and piping systems across the oil and gas, chemical processing, and power generation industries. They shine in high-temperature applications where resistance to thermal stress, oxidation, and corrosion is crucial. Thanks to their excellent mechanical and chemical properties, these fittings are well-suited for steam lines, petrochemical plants, and refinery equipment. WP22 fittings not only promise long-term performance but also help reduce maintenance needs, enhancing the safety and efficiency of vital industrial infrastructure.
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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