Grant Fittings is a reliable manufacturer and supplier located in Manila, Philippines, known for its top-notch Alloy Steel F1 Forged Fittings. With a strong focus on precision engineering and durability, Grant Fittings provides high-quality forged fittings that adhere to international standards for strength and reliability. Their products find applications across various sectors, including petrochemical, power generation, and oil & gas. With years of experience and a talented team, the company guarantees timely deliveries, competitive pricing, and outstanding customer service. When it comes to dependable forged fittings in Manila, Grant Fittings is the go-to choice for Alloy Steel F1 components.
| 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 |
Alloy Steel WP11 Buttweld Fittings are composed primarily of chromium (1.25%) and molybdenum (0.5%), along with small amounts of carbon, manganese, silicon, phosphorus, and sulfur. This composition provides excellent resistance to high temperatures, oxidation, and wear. The mechanical properties include a tensile strength of 415 MPa (min), yield strength of 205 MPa (min), and elongation of 30% (min). WP11 fittings are known for their durability in high-pressure and high-temperature applications, offering enhanced performance and strength, making them ideal for industries such as power generation, petrochemical, and oil & gas.
| 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 |
Alloy Steel F1 Forged Fittings are primarily made up of chromium (Cr) and molybdenum (Mo), which give them exceptional strength, hardenability, and resistance to corrosion. The typical chemical makeup includes 0.10% carbon, 0.50–0.80% manganese, 0.44–0.65% molybdenum, and 0.50–0.80% chromium. These fittings boast impressive mechanical properties, featuring a tensile strength of about 415 MPa and a yield strength of 205 MPa, with an elongation of 22%. These characteristics make Alloy Steel F1 perfect for high-temperature and high-pressure applications, ensuring they perform reliably and resist stress-related damage.
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 Grant 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@grantfittings.com.
Grant Fittings’ Alloy Steel F1 Forged Fittings are widely utilized in industries where high strength and resistance to heat and pressure are essential. This includes oil and gas refineries, power plants, chemical processing facilities, and marine engineering systems. The fittings are perfect for connecting pipelines, valves, and equipment in high-temperature and corrosive settings. Thanks to their toughness and mechanical stability, they are the preferred choice for steam lines, heat exchangers, and pressure vessels. Their precise design guarantees leak-proof performance, making them ideal for high-pressure fluid and gas transmission systems in demanding industrial 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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