Mbemba Stainless is a reputable manufacturer and supplier located in Kinshasa, Congo, known for providing top-notch Stainless Steel 455 Bars. Crafted from a martensitic stainless steel, these bars are engineered for exceptional strength, hardness, and a decent level of corrosion resistance. At Mbemba Stainless, they prioritize precision in manufacturing, ensuring consistent quality that meets international standards. Their SS 455 bars are perfect for applications that demand wear resistance, mechanical strength, and durability, particularly in the chemical, petrochemical, marine, and general engineering sectors.
| Standards | ASTM / ASME |
| Designation | B 649, SB 649 |
| Grade | 904L Round Bars and Rods 904L Round Bars and Rods: ASTM B 649, ASME SB 649 |
| Grade | C | Mn | Si | P | S | Cr | Mo | Ni | Cu |
|---|---|---|---|---|---|---|---|---|---|
| SS 904L | 0.020 max | 2 max | 1 max | 0.040 max | 0.030 max | 19.0-23.0 | 4.0-5.0 max | 23.00 – 28.00 | 1.0-2.0 |
| Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
|---|---|---|---|---|
| 7.95 g/cm3 | 1350 °C (2460 °F) | Psi – 71000 , MPa – 490 | Psi – 32000 , MPa – 220 | 35% |
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The composition of Stainless Steel 455 Bars typically includes around 17–19% chromium, 0.2–0.4% carbon, 0.5–1% manganese, along with trace amounts of silicon and nickel. This blend results in a tensile strength ranging from approximately 850 to 1,100 MPa, and after heat treatment, they achieve impressive hardness while maintaining good ductility and toughness. The alloy strikes a balance with moderate corrosion resistance and outstanding wear resistance, making it ideal for components that face mechanical stress and mildly corrosive conditions.
904L round bars offer high resistance to corrosion and oxidation, ideal for harsh environments in chemical processing, marine, and pharmaceutical industries, providing durability and strength.
904L flat bars provide exceptional resistance to pitting and crevice corrosion, suitable for use in aggressive environments like chemical processing and marine applications, ensuring robust performance and longevity.
904L square bars deliver superior corrosion resistance and strength, perfect for structural applications in corrosive environments, such as chemical plants and marine environments, offering durability and reliability.
904L rectangular bars are designed for high corrosion resistance and strength, used in chemical processing, marine, and industrial applications, where durability and performance under harsh conditions are required.
904L hexagonal bars provide excellent corrosion resistance and are used in structural and mechanical applications, particularly in aggressive environments such as chemical processing and marine settings.
904L T-bars offer superior resistance to corrosion and high strength, ideal for structural support in corrosive environments like chemical plants and marine applications, ensuring long-lasting performance and reliability.
Mbemba Stainless is a leading supplier, and stockist of high-quality stainless steel 904L bars in Kinshasa, Congo. Our products are widely used in various applications, and we are committed to delivering excellent service, resulting in high customer satisfaction. Our unique finishing techniques further distinguish us in the stainless steel industry. We are dedicated to consistently providing superior products and effectively meeting our customer’s needs.
You’ll find Stainless Steel 455 Bars commonly used in various industrial applications, including shafts, valves, fasteners, pumps, and high-strength mechanical components. They’re also well-suited for marine hardware, chemical processing equipment, and structural parts that require both wear resistance and mechanical reliability. With their unique combination of high strength, hardness, and moderate corrosion resistance, SS 455 bars are a go-to choice for demanding industrial and engineering projects.
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