Home > Forged Fittings > Stainless Steel 321/321H Forged Fittings
Emilio Stainless is a reliable manufacturer and supplier of top-notch stainless steel products based in Manila, Philippines, with a special focus on Stainless Steel 321/321H Forged Fittings. These fittings are crafted for high-temperature and high-pressure applications, making them essential in industries where strength, corrosion resistance, and weldability are paramount. Emilio Stainless is dedicated to providing precision-forged fittings that adhere to international standards, ensuring they deliver long-lasting performance and safety. With a strong emphasis on customer satisfaction, quality assurance, and dependable supply, Emilio Stainless caters to clients throughout the Philippines who need robust and trustworthy stainless steel forged fittings for challenging operational environments.
The Stainless Steel 321/321H Forged Fittings from Emilio Stainless are made from a titanium-stabilized austenitic stainless steel alloy. The 321 grade includes 17–19% chromium, 9–12% nickel, and titanium for stabilization, while the 321H variant has a higher carbon content to enhance high-temperature strength. These forged fittings boast a minimum tensile strength of 515 MPa and a yield strength of 205 MPa, along with outstanding resistance to intergranular corrosion, scaling, and creep deformation. Their mechanical and chemical properties make them perfect for applications that involve repeated exposure to high temperatures and corrosive environments.
Specifications ASTM A182 & ASME SA182
Standard ASME 16.11, MSS SP-79, 83, 95, 97, BS 3799
Size 1/8” NB to 4” NB (Socketweld & Screwed-Threaded)
Class 2000 LBS, 3000 LBS, 6000 LBS, 9000 LBS
Type Socketweld Fittings, Screwed-Threaded Fittings
Forged Fittings Items : 45 Deg Elbow, 90 Deg Elbow, Forged Tee, Union, Full Coupling, Half Coupling, Cross, Cap, Swage Nipple, Plug, Bush, Welding Boss, Hexagonal Nipple etc.
Type Socketweld Fittings, Screwed-Threaded Fittings
Grade 321 / 321H UNS (S32100, S32109), DIN (1.4541, 1.4878)
| Grade | C | Mn | Si | P | S | Cr | N | Ni | Ti |
| SS 321 | 0.08 max | 2.0 max | 1.0 max | 0.045 max | 0.030 max | 17.00 – 19.00 | 0.10 max | 9.00 – 12.00 | 5(C+N) – 0.70 max |
| SS 321H | 0.04 – 0.10 | 2.0 max | 1.0 max | 0.045 max | 0.030 max | 17.00 – 19.00 | 0.10 max | 9.00 – 12.00 | 4(C+N) – 0.70 max |
| Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
| 8.0 g/cm3 | 1457 °C (2650 °F) | Psi – 75000 , MPa – 515 | Psi – 30000 , MPa – 205 | 35 % |
Contact us to get a quick quote for your requirement.
At Emilio Stainless, each stainless steel 321/321H forged fitting undergoes rigorous testing for excellent quality and performance. Our products are certified to meet international standards, including ISO and ASTM. Tests include material authentication, water testing and non-destructive analysis to ensure durability, reliability and compliance for critical industrial applications around the world.
These fittings, available in sizes from 1/8″ to 4″, are designed for high-pressure applications with socket weld connections. They offer excellent resistance to oxidation and corrosion due to their high chromium and nickel content. Ideal for elevated temperature environments.
Threaded fittings in 321 stainless steel come in sizes ranging from 1/8″ to 6″. They provide superior resistance to intergranular corrosion, making them suitable for high-temperature and pressure applications. The threaded design ensures a secure, leak-proof connection.
This 45-degree elbow, available from 1/2″ to 4″, is used to change the direction of piping. It maintains high corrosion resistance and strength under elevated temperatures, making it suitable for critical, high-stress applications.
The threaded tee, with sizes from 1/8″ to 6″, allows for branch connections at a 90-degree angle. It is designed for high resistance to heat and corrosive environments, ensuring reliability and durability in demanding conditions.
Available in sizes ranging from 1/8″ to 4″, this half coupling provides a secure connection between two pipes. It is crafted to withstand oxidation and corrosion, making it ideal for high-temperature applications.
The socket weld cross, available from 1/2″ to 4″, connects four pipes at right angles. It features high resistance to thermal and chemical stresses, ensuring long-lasting performance in extreme conditions.
You’ll find Stainless Steel 321/321H Forged Fittings in a variety of industries that require high-performance piping components, such as petrochemical, oil and gas, power generation, aerospace, and heat treatment facilities. These fittings are often utilized in high-temperature steam and exhaust lines, heat exchangers, pressure vessels, and furnace components. Their strength and durability make them a go-to choice for demanding applications.
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