Machuca Fittings stands out as a top manufacturer and supplier of Stainless Steel 348H Pipe Fittings in Kuala Lumpur, Malaysia. They specialize in delivering high-quality solutions for industries that demand exceptional strength and durability. Thanks to their advanced manufacturing techniques and strict adherence to international standards, Machuca Fittings produces fittings that are built to last, even in the toughest environments. Known for their impressive resistance to corrosion, oxidation, and stability at high temperatures, Stainless Steel 348H Pipe Fittings are a go-to choice for many sectors. The company proudly serves key industries such as oil, gas, petrochemical, marine, and power generation, making a name for itself as a reliable partner for efficient, durable, and cost-effective piping solutions around the globe.
| STANDARD | 348H Pipe Fittings |
| EN | X5CrNiMo17-12-2 / X3CrNiMo17-13-3 |
| JIS | SUS 316L |
| BS | 316S11 / 316S13 |
| UNS | S34809 |
| WERKSTOFF NO. | 1.4546 |
| AFNOR | Z7CND17‐11‐02 |
| GOST | 03Ch17N14M3 / 03Ch17N14M2 |
These fittings are made from niobium-stabilized austenitic stainless steels, featuring 17–19% chromium, 9–13% nickel, and a higher carbon content that boosts their high-temperature strength. The inclusion of niobium not only enhances their resistance to intergranular corrosion but also ensures they maintain excellent thermal stability. With a tensile strength of about 515 MPa and a yield strength of around 205 MPa, these fittings excel in resisting creep and stress rupture. Their mechanical properties allow them to retain toughness and durability even at elevated temperatures, guaranteeing reliable performance in critical situations involving heat, pressure, and corrosive elements.
| Grade | C | Mn | Si | P | S | Cr | Mo | Ni | N |
| SS 348H | 0.08 max | 2 max | 0.75 max | 0.045 max | 0.030 max | 18 – 20 | – | 8 – 10 | – |
| Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
| 8.0 g/cm3 | 1400 °C (2550 °F) | Psi – 75000 , MPa – 515 | Psi – 30000 , MPa – 205 | 35 % |
Machuca Fittings one of the largest suppliers of Stainless Steel 348H Pipe Fittings in Kuala lumpur, Malaysia. We specialize in providing a wide range of high-quality, durable fittings for various industrial applications. Our inventory includes elbows, tees, reducers, couplings, and other essential fittings designed to offer exceptional corrosion resistance and strength. Stainless Steel 348H is known for its cost-effectiveness and excellent mechanical properties, making it ideal for industries such as construction, chemical processing, and food processing. With a commitment to customer satisfaction, timely delivery, and competitive pricing, we are the trusted choice for Stainless Steel 348H Pipe Fittings in the Malaysia.
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Stainless Steel 348H Pipe Fittings from Machuca 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.
Stainless Steel 348H Pipe Fittings offer numerous advantages, including excellent resistance to oxidation and corrosion, even in high-temperature environments. Their stabilized composition with columbium and tantalum enhances intergranular corrosion resistance, preventing carbide precipitation during welding. These fittings exhibit superior strength, durability, and creep resistance, making them ideal for demanding applications. Additionally, they maintain structural integrity under thermal cycling, ensuring reliable performance in industries like petrochemicals, power generation, and aerospace. Easy to fabricate and weld, Stainless Steel 348H Pipe Fittings deliver long-lasting performance, reducing maintenance costs and ensuring operational efficiency.
Yes, custom sizes are available for Stainless Steel 348H Pipe 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@machucafittings.com.
| Density | Elastic Modulus | Mean Coefficient of Thermal | Thermal Conductivity | Specific Heat | Electrical Resistivity |
| (Kg/m3) | (Gpa) | Expansion(?m/m/°C) | (W/m.K) | 0-100°C | (n?.m) |
| 7.96 | 193 | 16.6 | 16.3 | 500 | 126 |
Stainless Steel 348H Pipe Fittings are widely utilized in scenarios where high-temperature strength and corrosion resistance are essential. They’re commonly found in petrochemical and chemical processing plants, as well as in furnace parts and heat exchangers that operate under extreme thermal conditions. Power generation facilities use them in superheaters, boilers, and high-pressure steam piping systems. The aerospace industry benefits from their stability in exhaust manifolds and jet engine components, while marine applications rely on them for seawater resistance. Additionally, the food processing and pharmaceutical sectors appreciate these fittings for their reliability and performance.
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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