Emilio Stainless is a reputable manufacturer and supplier located in Manila, Philippines, known for crafting top-notch Stainless Steel Weld Neck Flanges. These flanges are specifically designed to provide secure and dependable piping connections in high-pressure and high-temperature settings. Each flange is meticulously engineered to guarantee exceptional strength, durability, and leak-proof performance. With state-of-the-art production facilities and a strong commitment to quality, Emilio Stainless produces Weld Neck Flanges that adhere to international standards, serving various industries like oil & gas, petrochemical, power generation, marine, and water treatment. This ensures they deliver long-lasting performance and seamless integration into critical piping systems.
Stainless Steel Weld Neck Flanges are primarily made from iron, chromium (10–20%), nickel, and molybdenum, which give them remarkable resistance to corrosion, oxidation, and scaling. They boast impressive tensile strength (around 515–860 MPa) and yield strength (205–450 MPa), along with good ductility and toughness. The unique welded neck design helps to minimize stress concentration at the flange’s base, boosting fatigue resistance and ensuring reliable performance even under fluctuating temperature and pressure conditions. The mechanical stability of this alloy makes it perfect for harsh and corrosive environments.
| Size | 1/2″ (15 NB) to 48″ (1200NB) |
| Standards | ANSI B16.5, ANSI B16.47 Series A & B, MSS SP44, ASA, API-605, AWWA, Custom Drawings. |
| Pressure Ratings | PN6, PN10, PN16, PN25, PN40, PN64 etc. |
| Pressure class | 150#, 300#, 600#, 1500# |
| Dimensions and Pressure Ratings for Blind Flanges | MSS- SP-44, BS3293, ANSI, Table D, E, F, & H, BS4504, PN6, 10, 16, 25, 64 BS10, DIN Standards |
| Flange Face Type Manufacturer | Raised Face (RF), Flate Face (FF), Ring Type Joint (RTJ) |
| Coating/Surface Treatment | Anti-rust Paint, Oil Black Paint, Yellow Transparent, Zinc Plated, Cold and Hot Dip Galvanized. |
| Test | Direct-reading Spectrograph, Hydrostatic testing machine, X-ray detector, UI trasonic flaw detector, Magnetic particle detector |
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| Manufacturer of | ANSI DIN, GOST, JIS, UNI, BS, AS2129, AWWA, EN, SABS, NFE etc. Blind Flange: -BS, EN, API 6A, ANSI, ASME, DIN, EN1092-1, UNI, JIS/ KS , BS4504, GB, AWWA C207, GOST, PSI
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SS Weld Neck Flanges are stainless steel flanges designed for welding to pipes, providing strong, reliable joints with excellent strength and resistance to pressure and temperature changes in various applications.
MSS-SP-44 Weld Neck Flange is a standard specification for carbon steel flanges, ensuring durability and high pressure handling. It features a long neck for improved stress distribution and welding integrity.
PN16 Weld Neck Flange is a flange type rated for a pressure class of 16 bar, featuring a long neck design for strong welding and optimal stress distribution in piping systems.
A Raised Face Weld Neck Flange features a protruding face that enhances sealing by increasing the contact area with the gasket. It provides a strong, reliable joint in high-pressure applications.
Forged Steel Weld Neck Flange is made from high-strength forged steel, providing excellent durability and performance under high pressure and temperature. Its design ensures reliable, leak-proof connections in piping systems.
JIS Weld Neck Flange conforms to Japanese Industrial Standards, offering precise dimensions and high quality. It’s designed for strong, reliable welds and optimal performance in various piping and industrial applications.
We are committed to achieving exceptional customer outcomes through the prompt delivery of high-quality Stainless Steel Weld Neck Flanges. Our products comply to rigorous safety and quality standards. Ensuring outstanding performance in all industrial applications. Each flange undergoes thorough testing to confirm its suitability for industrial use. These certifications assure clients that our Stainless Steel Weld Neck Flanges have been meticulously tested for safety and performance, with regular factory inspections and audits conducted after each performance test.
These Stainless Steel Weld Neck Flanges are widely utilized in industries that demand strong, leak-proof, and corrosion-resistant connections. You’ll often find them in high-pressure pipelines, refineries, chemical plants, power generation units, and offshore applications. They are particularly well-suited for systems that experience frequent temperature or pressure changes. Their smooth bore design minimizes turbulence and reduces erosion, making them ideal for transporting steam, gas, oil, and other corrosive fluids. Additionally, they are extensively used in process piping, heat exchangers, and heavy-duty engineering projects, ensuring reliable, long-term performance.















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