Grant Fittings is a leading manufacturer and supplier of premium pipe fittings in Manila, Philippines. Specializing in ASTM A860 WPHY 52 Pipe Fittings, we provide robust and high-performance solutions for high-pressure pipeline systems. Our fittings are designed to meet stringent industry standards, ensuring durability, strength, and exceptional reliability. Serving industries like oil, gas, petrochemicals, and power generation, we are committed to delivering top-quality products with unmatched customer service. Choose Grant Fittings for efficient and dependable piping solutions tailored to your needs.
Specifications : A- 860 or MSS SP75
Standard : ASTM A860 / ASME SA860
Size : ½”NB to 48″NB in Sch 10s, 40s, 80s, 160s, XXS.
Schedules :Sch.40 to Sch.XXs
Type : Seamless / Welded / Fabricated
ASTM A860 WPHY 52 Pipe Fittings are composed of carbon, manganese, phosphorus, sulfur, silicon, and microalloying elements like vanadium, niobium, or titanium to enhance their mechanical strength. These fittings offer superior mechanical properties, including a minimum tensile strength of 455 MPa and a minimum yield strength of 360 MPa. Known for their excellent toughness and durability, they perform reliably in high-pressure and low-temperature environments. With outstanding resistance to stress and corrosion, ASTM A860 WPHY 52 fittings are widely used in demanding applications such as oil, gas, and petrochemical pipelines.
| Grade | C | Mn | S | P | Si | Ni | Cr | Mo | Cu | Ti | V | Cb | Al |
| WPHY 52 | 0.20 | 1.00-1.45 | 0.03 | 0.01 | 0.15-0.40 | 0.50 | 0.30 | 0.25 | 0.35 | 0.05 | 0.10 | 0.06 |
| Element | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
| WPHY 52 | 515-690 | 66 | 28 % |
Grant Fittings stands out as a trusted manufacturer and supplier of ASTM A860 WPHY 52 Pipe Fittings right in the heart of Manila, Philippines. They offer a comprehensive selection of high-strength fittings, including elbows, tees, reducers, and caps, specifically designed for industries like oil and gas, petrochemicals, and power generation. Each fitting is crafted in accordance with ASTM A860 and ASME B16.9 standards, guaranteeing exceptional mechanical performance in high-pressure transmission systems. Renowned for their quality, precision, and speedy delivery, Grant Fittings plays a vital role in supporting major infrastructure projects and maintenance operations across the Philippines with their reliable WPHY 52 fittings built for long-lasting service.
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
The ASTM A860 WPHY 52 pipe fittings are constructed from high-strength, low-alloy carbon steel, making them perfect for high-pressure and high-temperature applications. The term WPHY stands for “Wrought Pipe High Yield,” with the “52” indicating a minimum yield strength of 52,000 psi (around 358 MPa). These fittings are designed to offer outstanding toughness, impact resistance, and weldability, even under extreme conditions. Grant Fittings takes pride in ensuring that every fitting undergoes rigorous quality control processes, including hydrostatic testing, ultrasonic inspection, and dimensional checks, so that their products consistently meet or surpass industry standards for durability and safety.
ASTM A860 WPHY 52 Pipe Fittings provide numerous advantages, including exceptional strength and durability, making them ideal for high-pressure and high-stress pipeline systems. Their excellent resistance to impact ensures reliable performance in low-temperature environments. These fittings are corrosion-resistant, ensuring long service life in harsh conditions such as oil and gas pipelines. Precision-engineered to meet stringent standards, they offer secure, leak-proof connections. Additionally, they are cost-effective, reducing maintenance and replacement needs, and are compatible with a wide range of pipeline materials, making them versatile for various industrial applications.
Yes, custom sizes for ASTM A860 WPHY 52 Pipe Fittings are available at Grant Fittings. We offer tailored solutions to meet your specific requirements, ensuring optimal performance for your projects. For more information, please contact us at sales@grantfittings.com
| Nominal Pipe Size | Outside Diameter | Caps | Straight Tees | Straight Crosses | Stub Ends | |||
| inch | mm | inch | Length (inch) | Center to End (inch) | Center to End (inch) | Lap Diameter (inch) | Long Length (inch) | Short Length (inch) |
| 1/2 | 21.3 | 0.840 | 1 | 1 | – | 1 3/8 | 3 | 2 |
| 3/4 | 26.7 | 1.050 | 1 | 1 1/8 | – | 1 11/16 | 3 | 2 |
| 1 | 33.4 | 1.315 | 1 1/2 | 1 1/2 | 1 1/2 | 2 | 4 | 2 |
| 1 1/4 | 42.2 | 1.660 | 1 1/2 | 1 7/8 | 1 7/8 | 2 1/2 | 4 | 2 |
| 1 1/2 | 48.3 | 1.900 | 1 1/2 | 2 1/4 | 2 1/4 | 2 7/8 | 4 | 2 |
| 2 | 60.3 | 2.375 | 1 1/2 | 2 1/2 | 2 1/2 | 3 5/8 | 6 | 2 1/2 |
| 2 1/2 | 73.0 | 2.875 | 1 1/2 | 3 | 3 | 4 1/8 | 6 | 2 1/2 |
| 3 | 88.9 | 3.500 | 2 | 3 3/8 | 3 3/8 | 5 | 6 | 2 1/2 |
| 3 1/2 | 101.6 | 4.000 | 2 1/2 | 3 3/4 | 3 3/4 | 5 1/2 | 6 | 3 |
| 4 | 114.3 | 4.500 | 2 1/2 | 4 1/8 | 4 1/8 | 6 3/16 | 6 | 3 |
| 5 | 141.3 | 5.563 | 3 | 4 7/8 | 4 7/8 | 7 5/16 | 8 | 3 |
| 6 | 168.3 | 6.625 | 3 1/2 | 5 5/8 | 5 5/8 | 8 1/2 | 8 | 3 1/2 |
| 8 | 219.1 | 8.625 | 4 | 7 | 7 | 10 5/8 | 8 | 4 |
| 10 | 273.1 | 10.750 | 5 | 8 1/2 | 8 1/2 | 12 3/4 | 10 | 5 |
| 12 | 323.9 | 12.750 | 6 | 10 | 10 | 15 | 10 | 6 |
| DN | Schedule 10S | Schedule 40S | Schedule 80S | ||||||
| 900 Elbow | 450 Elbow | Equal tee | 900 Elbow | 450 Elbow | Equal tee | 900 Elbow | 450 Elbow | Equal tee | |
| 8 | 0.02 | 0.01 | 0.03 | 0.03 | 0.02 | 0.06 | 0.04 | 0.03 | 0.07 |
| 10 | 0.03 | 0.02 | 0.05 | 0.03 | 0.02 | 0.03 | 0.06 | 0.04 | 0.09 |
| 15 | 0.06 | 0.03 | 0.09 | 0.08 | 0.04 | 0.10 | 0.10 | 0.05 | 0.14 |
| 20 | 0.07 | 0.03 | 0.13 | 0.08 | 0.04 | 0.17 | 0.11 | 0.05 | 0.20 |
| 25 | 0.14 | 0.08 | 0.28 | 0.15 | 0.11 | 0.29 | 0.22 | 0.14 | 0.38 |
| 32 | 0.23 | 0.11 | 0.49 | 0.26 | 0.17 | 0.59 | 0.40 | 0.23 | 0.68 |
| 40 | 0.30 | 0.17 | 0.68 | 0.40 | 0.23 | 0.86 | 0.51 | 0.29 | 1.02 |
| 50 | 0.50 | 0.25 | 0.85 | 0.70 | 0.4 | 1.28 | 0.91 | 0.59 | 1.59 |
| 65 | 0.85 | 0.48 | 1.41 | 1.40 | 0.77 | 2.19 | 1.81 | 0.99 | 3.13 |
| 80 | 1.25 | 0.63 | 1.77 | 2.20 | 1.08 | 3.31 | 2.97 | 1.50 | 4.45 |
| 90 | 1.70 | 0.75 | 2.67 | 2.83 | 1.42 | 4.08 | 4.00 | 2.00 | 5.44 |
| 100 | 2.10 | 1.08 | 3.46 | 4.47 | 2.09 | 5.27 | 6.18 | 2.81 | 7.71 |
| 150 | 5.45 | 2.72 | 8.07 | 10.89 | 5.44 | 10.99 | 16.32 | 8.16 | 13.61 |
| 200 | 10.20 | 5.33 | 15.65 | 21.54 | 10.77 | 20.91 | 33.11 | 16.56 | 28.12 |
| 250 | 18.15 | 9.75 | 26.46 | 38.56 | 19.27 | 35.38 | 51.71 | 25.86 | 49.90 |
| 300 | 25.80 | 13.62 | 39.46 | 59.42 | 29.71 | 62.14 | 79.38 | 39.69 | 83.91 |
Grant Fittings’ ASTM A860 WPHY 52 pipe fittings are widely utilized in pipeline systems for transporting oil, gas, and water, particularly in high-pressure settings like offshore platforms, refineries, and power plants. Their robust strength and reliability make them the go-to choice for critical piping systems where safety and performance are non-negotiable. Additionally, Grant Fittings offers tailored solutions, providing a variety of sizes and configurations to meet the specific needs of their clients.
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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