Nakamura Stainless is a reputable manufacturer and supplier based in Pulau Ujong, Singapore, known for its top-notch stainless steel products that are built to last and perform exceptionally well. One of their standout offerings is the Stainless Steel 418 Bars, which are highly regarded for their impressive corrosion resistance, strength, and ability to withstand heat. This particular martensitic stainless steel grade is designed to deliver reliable performance even in moderately corrosive and high-temperature settings, making it a great fit for a variety of industrial and engineering needs. With a commitment to international standards, Nakamura Stainless guarantees that their Stainless Steel 418 Bars maintain consistent quality, dimensional stability, and long-lasting durability.
These bars are made from martensitic stainless steel that includes 12–14% chromium, 1–2% nickel, along with trace amounts of molybdenum and carbon. This unique blend gives them good tensile and yield strength while ensuring they remain tough and hard, with a moderate level of corrosion resistance. The martensitic structure not only enhances durability but also provides dimensional stability and resistance to stress corrosion cracking, making these bars perfect for structural and mechanical applications in challenging environments.
| Specifications : | ASTM B441 / ASME SB196 |
| Dimensions : | AISI, ASTM, ASME, DIN, BS, EN, ISO, JIS, GOST, SAE, IS & Custom Chemistry |
| Production Route : | Hot Rolled, Cold Rolled |
| Size : | Width from 100mm to 3000mm ; Length from 500mm to 12000mm |
| Thickness : | 0.1mm to 400mm |
| Delivery Condition : | As Rolled, Annealed, Quenched and Tempered, Normalized |
| Surface Finish : | Plain, Brushed, Cladded |
| Element | Content (%) |
| Iron, Fe | 82 |
| Chromium, Cr | 13 |
| Tungsten, W | 3 |
| Nickel, Ni | 2 |
| Properties | Metric | Imperial |
| Tensile strength | 895 MPa | 130000 psi |
| Yield strength (@strain 0.200 %) | 725 MPa | 105000 psi |
| Modulus of elasticity | 190-210 GPa | 27557- 30457 ksi |
| Poisson’s ratio | 0.27-0.30 | 0.27-0.30 |
| Elongation at break | 15% | 15% |
| Hardness, Rockwell C | 25 | 25 |
| Density(lb/ft3) | Electrical conductivity(% IACS) | Thermal conductivity(BTU/h-ft-°F) | Specific heat capacity(BTU/lb-°F) | Thermal expansion(µm/m-K) |
| 500 | 2.8% | 15 | 470 | 10 |
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We ensures high-quality standards for our Stainless Steel 418 Bars through rigorous testing and certifications. Every product goes through complete tests, whether mechanical or chemical or dimensional inspections, to provide assurance in durability and performance. We ensure the provision of relevant certifications that are upto international quality norms and are in line with the industry standards for total reliability.
SS 418 round bar is a high-quality stainless steel product known for its excellent resistance to corrosion and strength. It is commonly used in various industrial applications, including construction, automotive, and manufacturing. The bar’s durability, combined with its sleek finish, makes it ideal for both aesthetic and functional purposes.
Stainless Steel 418 flat bar is a versatile, corrosion-resistant material used in various industries, including construction, automotive, and manufacturing. Known for its strength and durability, it offers excellent performance in harsh environments. The flat bar is easy to fabricate, making it suitable for structural applications and decorative purposes.
SS 418 square bar is a high-strength, corrosion-resistant stainless steel product, commonly used in construction, manufacturing, and automotive industries. It offers excellent durability and performance in harsh conditions. The square shape allows for easy machining and fabrication, making it suitable for structural, mechanical, and aesthetic applications.
Stainless Steel 418 rectangular bar is a durable, corrosion-resistant material used in various industrial applications. It offers excellent strength and resistance to oxidation, making it ideal for harsh environments. The rectangular shape allows for easy fabrication and machining, making it suitable for structural, mechanical, and aesthetic purposes.
SS 418 hexagonal bar is a corrosion-resistant stainless steel product known for its strength and durability. Its unique hexagonal shape is ideal for applications requiring precision machining, such as fasteners, shafts, and custom components. It offers excellent performance in challenging environments, making it suitable for industrial, automotive, and manufacturing uses.
SS 418 T-bar is a durable, corrosion-resistant stainless steel product with a T-shaped cross-section. It offers excellent strength and stability, making it suitable for structural and industrial applications. The T-bar design allows for easy alignment and support in various constructions, offering reliable performance in harsh environments.
Stainless Steel 418 Bars find their place in various industries that demand materials with high strength, corrosion resistance, and heat tolerance. They’re commonly used in chemical processing equipment, petrochemical plants, boilers, heat exchangers, and industrial machinery. Moreover, you’ll find them in automotive components, pumps, valves, and other mechanical assemblies where reliable performance and moderate corrosion resistance are crucial. Thanks to their blend of strength, durability, and corrosion resistance, Stainless Steel 418 Bars offer dependable and long-lasting solutions for a wide range of industrial and engineering applications.







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