Tim Fittings, based in Wellington, New Zealand, has earned a solid reputation as a reliable manufacturer and supplier of top-notch **Alloy Steel WP11 Buttweld Fittings**. These fittings are designed to meet strict industry standards, ensuring they are both precise and durable. Tim Fittings takes pride in delivering products that boast excellent mechanical strength and corrosion resistance, even in high-temperature and high-pressure situations. Their WP11 buttweld fittings are a go-to choice in demanding industries like power generation, petrochemical, and oil and gas, where long service life and dependable performance are crucial. With a commitment to strict quality control and cutting-edge manufacturing techniques, Tim Fittings ensures that their products provide safety and efficiency in critical industrial applications.
| 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 |
The Alloy Steel WP11 buttweld fittings are primarily made from chromium and molybdenum, which give them remarkable strength and exceptional resistance to oxidation and corrosion at high temperatures. These fittings showcase impressive tensile and yield strength, good impact resistance, and outstanding creep rupture properties, making them perfect for tough service conditions. The alloy also offers excellent weldability and maintains its structural integrity under thermal and mechanical stress. WP11 fittings are specifically designed to resist scaling and corrosion, ensuring reliable performance in steam and high-temperature applications.
| Grade | C | Mn | Si | S | P | Cr | Mo |
| A234 WP11 | 0.05-0.2 | 0.3-0.8 | 0.5-1 | ≤0.030 | ≤0.030 | 1-1.5 | 0.44-0.65 |
| Grade | Tensile Strength (Mpa) | Yield Strength (Mpa) | Elongation % |
| A234 WP11 | 415-585 | ≥205 | ≥20 |
Tim Fittings one of the largest suppliers of Alloy Steel WP11 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 WP11 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 WP11 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 WP11 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.
| ASTM A234 WP11 Fittings Temperature Ratings | Types Of Pressure Ratings Class | ||||
|---|---|---|---|---|---|
| Class 150# | Class 300# | ||||
| 1/4 – 1 (Inch) | 1 1/4 – 2 (Inch) | 2 1/2 – 3 (Inch) | |||
| (oF) | (oC) | ||||
| -20 to 150 | -29 to 66 | 300 | 2000 | 1500 | 1000 |
| 200 | 93 | 265 | 1785 | 1350 | 910 |
| 250 | 121 | 225 | 1575 | 1200 | 825 |
| 300 | 149 | 185 | 1360 | 1050 | 735 |
| 350 | 177 | 150 | 1150 | 900 | 650 |
| 400 | 204 | – | 935 | 750 | 560 |
| 450 | 232 | – | 725 | 600 | 475 |
| 500 | 260 | – | 510 | 450 | 385 |
| 550 | 288 | – | 300 | 300 | 300 |
Alloy Steel WP11 Buttweld Fittings offer numerous advantages, making them ideal for high-pressure, high-temperature applications. Their composition, featuring chromium and molybdenum, enhances their resistance to oxidation, corrosion, and wear, ensuring long-term durability. WP11 fittings have excellent weldability, strength, and thermal stability, which makes them suitable for demanding industries such as power generation, petrochemical, and oil & gas. They provide superior resistance to thermal fatigue and stress, reducing the risk of failure in extreme conditions. Additionally, WP11 Fittings offer minimal maintenance and extended service life, ensuring cost-effectiveness and reliable performance.
| Normal Size Of Pipe (DN) | Schedule Number | Outer Daimeter In inch millmeter | Wall Thickness inch millmeter | Mass lb/ft kg/m |
|---|---|---|---|---|
| 1/8 6 | 5S | 0.405 10.3 | … | … |
| 1/8 6 | 10S | 0.405 10.3 | 0.049 1.24 | 0.19 0.28 |
| 1/8 6 | 40S | 0.405 10.3 | 0.068 1.73 | 0.24 0.37 |
| 1/8 6 | 80S | 0.405 10.3 | 0.095 2.41 | 0.31 0.47 |
| 1/4 8 | 5S | 0.540 13.7 | … | … |
| 1/4 8 | 10S | 0.540 13.7 | 0.065 1.65 | 0.33 0.49 |
| 1/4 8 | 40S | 0.540 13.7 | 0.088 2.24 | 0.43 0.63 |
| 1/4 8 | 80S | 0.540 13.7 | 0.119 3.02 | 0.54 0.80 |
| 3/8 10 | 5S | 0.675 17.1 | … | … |
| 3/8 10 | 10S | 0.675 17.1 | 0.065 1.65 | 0.42 0.63 |
| 3/8 10 | 40S | 0.675 17.1 | 0.091 2.31 | 0.57 0.84 |
| 3/8 10 | 80S | 0.675 17.1 | 0.126 3.20 | 0.74 1.10 |
| 1/2 15 | 5S | 0.840 21.3 | 0.065 1.65 | 0.54 0.80 |
| 1/2 15 | 10S | 0.840 21.3 | 0.083 2.11 | 0.67 1.00 |
| 1/2 15 | 40S | 0.840 21.3 | 0.109 2.77 | 0.85 1.27 |
| 1/2 15 | 80S | 0.840 21.3 | 0.147 3.73 | 1.09 1.62 |
| 3/4 20 | 5S | 1.050 26.7 | 0.065 1.65 | 0.68 1.02 |
| 3/4 20 | 10S | 1.050 26.7 | 0.083 2.11 | 0.86 1.28 |
| 3/4 20 | 40S | 1.050 26.7 | 0.113 2.87 | 1.13 1.69 |
| 3/4 20 | 80S | 1.050 26.7 | 0.154 3.91 | 1.48 2.20 |
| 1 25 | 5S | 1.315 33.4 | 0.065 1.65 | 0.68 1.02 |
| 1 25 | 10S | 1.315 33.4 | 0.083 2.11 | 0.86 1.28 |
| 1 25 | 40S | 1.315 33.4 | 0.133 3.38 | 1.68 2.50 |
| 1 25 | 80S | 1.315 33.4 | 0.179 4.55 | 2.17 3.24 |
| 1-1/4 32 | 5S | 1.660 42.2 | 0.065 1.65 | 1.11 1.65 |
| 1-1/4 32 | 10S | 1.660 42.2 | 0.109 2.77 | 1.81 2.69 |
| 1-1/4 32 | 40S | 1.660 42.2 | 0.140 3.56 | 2.27 3.39 |
| 1-1/4 32 | 80S | 1.660 42.2 | 0.191 4.85 | 3.00 4.47 |
| 1-1/2 40 | 5S | 1.900 48.3 | 0.065 1.65 | 1.28 1.90 |
| 1-1/2 40 | 10S | 1.900 48.3 | 0.109 2.77 | 2.09 3.11 |
| 1-1/2 40 | 40S | 1.900 48.3 | 0.145 3.68 | 2.72 4.05 |
| 1-1/2 40 | 80S | 1.900 48.3 | 0.200 5.08 | 3.63 5.41 |
| 2 50 | 5S | 2.375 60.3 | 0.065 1.65 | 1.61 2.39 |
| 2 50 | 10S | 2.375 60.3 | 0.109 2.77 | 2.64 3.93 |
| 2 50 | 40S | 2.375 60.3 | 0.154 3.91 | 3.66 5.44 |
| 2 50 | 80S | 2.375 60.3 | 0.218 5.54 | 5.03 7.48 |
| 2-1/2 65 | 5S | 2.875 73 | 0.083 2.11 | 2.48 3.69 |
| 2-1/2 65 | 10S | 2.875 73 | 0.120 3.05 | 3.53 5.26 |
| 2-1/2 65 | 40S | 2.875 73 | 0.203 5.16 | 5.80 8.63 |
| 2-1/2 65 | 80S | 2.875 73 | 0.276 7.01 | 7.67 11.41 |
| 3 80 | 5S | 3.500 88.9 | 0.083 2.11 | 3.03 4.52 |
| 3 80 | 10S | 3.500 88.9 | 0.120 3.05 | 4.34 6.46 |
| 3 80 | 40S | 3.500 88.9 | 0.216 5.49 | 7.58 11.29 |
| 3 80 | 80S | 3.500 88.9 | 0.300 7.62 | 10.26 15.27 |
| 3-1/2 90 | 5S | 4.000 101.6 | 0.083 2.11 | 3.48 5.18 |
| 3-1/2 90 | 10S | 4.000 101.6 | 0.120 3.05 | 4.98 7.41 |
| 3-1/2 90 | 40S | 4.000 101.6 | 0.226 5.74 | 9.12 13.57 |
| 3-1/2 90 | 80S | 4.000 101.6 | 0.318 8.08 | 12.52 18.64 |
| 4 100 | 5S | 4.500 114.3 | 0.083 2.11 | 3.92 5.84 |
| 4 100 | 10S | 4.500 114.3 | 0.120 3.05 | 5.62 8.37 |
| 4 100 | 40S | 4.500 114.3 | 0.237 6.02 | 10.80 16.08 |
| 4 100 | 80S | 4.500 114.3 | 0.337 8.56 | 15.00 22.32 |
| 5 125 | 5S | 5.563 141.3 | 0.109 2.77 | 6.36 9.46 |
| 5 125 | 10S | 5.563 141.3 | 0.134 3.40 | 7.78 11.56 |
| 5 125 | 40S | 5.563 141.3 | 0.258 6.55 | 14.63 21.77 |
| 5 125 | 80S | 5.563 141.3 | 0.375 9.53 | 20.80 30.97 |
| 6 150 | 5S | 6.625 168.3 | 0.109 2.77 | 7.59 11.31 |
| 6 150 | 10S | 6.625 168.3 | 0.134 3.40 | 9.30 13.83 |
| 6 150 | 40S | 6.625 168.3 | 0.280 7.11 | 18.99 28.26 |
| 6 150 | 80S | 6.625 168.3 | 0.432 10.97 | 28.60 42.56 |
Yes, custom sizes are available for Alloy Steel WP11 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.
You’ll find Alloy Steel WP11 buttweld fittings widely used in petrochemical plants, refineries, power plants, boilers, and pressure vessels. They are ideal for high-pressure steam lines, hot gas piping, and heat exchangers, where durability and resistance to thermal fatigue are vital. Thanks to their excellent mechanical and chemical properties, these fittings are trusted components in critical industrial systems, helping to lower maintenance costs and boost operational safety in challenging environments.
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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