Kyaw Stainless is a well-respected manufacturer and supplier based in Naypyidaw, Myanmar, known for its top-notch Stainless Steel 418 Bars. These bars are crafted to deliver outstanding strength, corrosion resistance, and durability, making them perfect for tough industrial applications. At Kyaw Stainless, they prioritize exceptional product quality through precise manufacturing techniques and a commitment to international standards. Their Stainless Steel 418 Bars are celebrated for their remarkable mechanical properties and reliability in harsh environments, ensuring long-lasting performance in industries where toughness, heat resistance, and stability are crucial.
The composition of Stainless Steel 418 Bars mainly includes iron, 12–14% chromium, 1.5–2.5% nickel, and 0.15–0.25% carbon, along with trace amounts of molybdenum, silicon, and manganese. This martensitic stainless steel grade boasts high tensile and yield strength, impressive corrosion resistance, and excellent hardness after heat treatment. Mechanically, these bars achieve a tensile strength of about 700–800 MPa and a yield strength close to 450 MPa, maintaining their toughness and dimensional stability even when faced with thermal and mechanical stress.
| 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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Stainless Steel 418 Bar finds extensive applications in aerospace, power generation, and marine sectors because of its excellent heat and corrosion resistance. It is also widely used in turbine blades, fasteners at high temperatures, pump shafts, and exhaust parts where strength and resistance to oxidation are needed. It also finds application in chemical processing, heat exchangers, and manufacturing equipment where superior mechanical stability is required. Its durability and machinability make it ideal for heavy-duty use, promoting longevity and functionality in harsh industrial conditions.
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Stainless Steel 418 Bars find extensive applications in the aerospace, automotive, petrochemical, and power generation sectors. They are particularly well-suited for manufacturing turbine components, shafts, valves, fasteners, and other parts that endure high temperatures and pressure. Their exceptional strength and corrosion resistance also make them ideal for pumps, compressors, and marine equipment. With Kyaw Stainless’s 418 Bars, you can expect reliable performance, durability, and precision, making them a go-to choice for industries that demand materials combining mechanical strength with superior heat and oxidation resistance.
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