Kyaw Stainless, located in Naypyidaw, Myanmar, stands out as a top manufacturer and supplier of high-quality stainless steel fasteners. Known for their precision engineering and durability, they specialize in producing Stainless Steel 440B bolts that adhere to international standards. With a strong commitment to customer satisfaction and timely deliveries, Kyaw Stainless blends advanced manufacturing techniques with rigorous quality control. Their expertise guarantees reliable performance across various industrial applications. Serving both local and global markets, Kyaw Stainless has built a solid reputation for excellence, making them a go-to choice for clients in search of premium-grade Stainless Steel 440B bolts in Naypyidaw and beyond.
The Stainless Steel 440B bolts from Kyaw Stainless are crafted from high-carbon martensitic stainless steel, offering remarkable hardness and wear resistance. Typically, their composition includes 0.60–0.75% carbon, 16–18% chromium, along with trace amounts of manganese, silicon, and molybdenum. These bolts showcase impressive tensile strength, high hardness post-heat treatment, and good corrosion resistance. Their mechanical properties feature excellent fatigue resistance and moderate toughness, making them perfect for high-stress environments. Kyaw Stainless ensures that every bolt meets exact specifications, merging strength and durability for dependable performance in demanding industrial and mechanical settings.
|
Material |
Specification |
Standards |
Size |
Length |
|
Stainless Steel 440b Bolts |
ASTM, ASME and API |
ASTM B 193 / ASME SB 193 |
M02 to M30 |
3 mm To 200 mm |
| Element | SS 440b |
| Tensile Strength (MPa) min | 480 |
| Yield Strength 0.2% Proof (MPa) min | 275 |
| Elongation (% in 50mm) min | 16 |
| Rockwell B (HR B) max Hardness | 95 |
| Brinell (HB) max Hardness | 201 |
| Element | SS 440b |
| Ni | 0.75 |
| C | 0.15 |
| Mn | 1.00 max |
| P | 0.04 max |
| S | 0.03 max |
| Si | 1.00 max |
| Cr | 11.5 – 13.5 |
| Mo | – |
| N | – |
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Stainless Steel 440B Bolts find extensive applications in aerospace, automotive, defense, and manufacturing sectors where high strength and wear resistance are important. They are especially ideal for cutting tools, high-pressure equipment, bearings, and surgical equipment because of their high hardness. Their high corrosion resistance makes them ideal for marine, chemical processing, and food industries, with long-lasting performance in moist environments, chemicals, and high mechanical loads, for secure fastening in harsh applications.
Widely utilized in sectors that require high strength and corrosion resistance, the Stainless Steel 440B bolts from Kyaw Stainless find their place in automotive components, machinery assembly, aerospace parts, and precision instruments. Their hardness and wear resistance make them ideal for cutting tools, bearings, and high-load fastenings. In construction and infrastructure projects, these bolts deliver long-lasting performance even under stress and environmental challenges. Additionally, Kyaw Stainless’s 440B bolts are favored in marine and chemical industries, where resistance to corrosion is crucial.
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