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 Buttweld Fittings typically contain a combination of chromium (2.25%), molybdenum (1%), and small amounts of carbon, manganese, silicon, phosphorus, and sulfur. This composition provides enhanced resistance to high temperatures, oxidation, and corrosion. The mechanical properties include a tensile strength of 485 MPa (min), yield strength of 205 MPa (min), and elongation of 30% (min). These fittings offer excellent durability and strength, making them ideal for high-pressure and high-temperature environments. Their superior thermal stability and resistance to wear make them suitable for applications in power generation, petrochemical, and oil & gas industries.
| C, % | Mn, % | P, % | S, % | Si, % | Mo, % |
| 0.28 max | 0.30- 0.90 | 0.045 max | 0.045 max> | 0.10- 0.50 | 1 max |
| Tensile Strength , MPa | Yield Strength, MPa | Elongation, % | Hardness, HB |
| 485 min | 205 min | 30 min | 121-174 |
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 over time.
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 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.
Alloy Steel Buttweld Fittings offer several advantages, making them ideal for high-performance applications. Their composition, including chromium and molybdenum, ensures superior resistance to high temperatures, corrosion, and oxidation, providing long-lasting durability. These fittings exhibit excellent strength, weldability, and thermal stability, making them suitable for high-pressure and high-temperature environments. They are commonly used in critical industries like power generation, petrochemical, and oil & gas. Alloy Steel Buttweld Fittings also reduce maintenance costs due to their extended service life, ensuring reliable performance in demanding applications while minimizing the risk of failure in harsh operating conditions.
Yes, custom sizes are available for Alloy Steel 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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