Isis Metals, a reputable manufacturer and supplier located in Manila, Philippines, specializes in high-performance Stainless Steel 440C Hollow Bars. These bars are celebrated for their exceptional hardness, strength, and resistance to corrosion. Crafted to meet international standards, they’re perfect for precision engineering and applications that demand high wear resistance. Stainless Steel 440C is a high-carbon martensitic stainless steel that can achieve remarkable mechanical properties through heat treatment. At Isis Metals, we prioritize precise dimensional control, a fine surface finish, and consistent quality, making our hollow bars ideal for various demanding industrial, mechanical, and structural applications.
Stainless Steel 440C Hollow Bar is composed of 16–18% chromium and 0.95–1.20% carbon, along with trace amounts of manganese, silicon, and molybdenum. This unique blend results in an impressive combination of hardness, strength, and moderate corrosion resistance. When heat-treated, SS 440C can reach a tensile strength of 760–1000 MPa, along with excellent wear and abrasion resistance. The alloy also boasts good dimensional stability and a beautifully polished surface. In its hardened state, it is magnetic and renowned for its superior mechanical strength, making it perfect for high-stress and precision applications.
Dimensions : ASTM, ASME
Standard : ASTM / ASME SA A582, A276, A564, ASTM A484, 484M
Surface : hrap, hot rolled pickled or sand blasting finished, cold drawn, polished, hairline
Range : Range – 3.17mm to 350mm dia
| Element | C | Cr | Mn | Ni | P | S | Si |
| SS 440C | 1.20-0.95 | 18.00-16.00 | 1.00 | 1.00 | 0.04 | 0.03-0.15 | 1.00 |
| Element | C | Cr | Mn | Ni | P | S | Si |
| SS 440C | 1.20-0.95 | 18.00-16.00 | 1.00 | 1.00 | 0.04 | 0.03-0.15 | 1.00 |
| Hollow Bar | ||
|---|---|---|
| Size(mm) | WT PER FEET IN KGS | WT PER MTR IN KGS |
| 16 | 0.49 | 1.60 |
| 18 | 0.62 | 2.02 |
| 20 | 0.76 | 2.49 |
| 22 | 0.92 | 3.02 |
| 25 | 1.19 | 3.90 |
| 28 | 1.49 | 4.89 |
| 28 | 1.49 | 4.89 |
| 30 | 1.71 | 5.61 |
| 32 | 1.95 | 6.38 |
| 36 | 2.46 | 8.08 |
| 38 | 2.74 | 9.00 |
| 40 | 3.04 | 9.97 |
| 45 | 3.85 | 12.62 |
| 50 | 4.75 | 12.62 |
| 56 | 8.96 | 19.55 |
| 60 | 6.84 | 22.44 |
| 65 | 8.03 | 26.34 |
| 70 | 9.31 | 30.54 |
| 75 | 10.69 | 35.06 |
| 80 | 12.16 | 39.89 |
| 90 | 15.39 | 50.49 |
| 100 | 19 | 62.34 |
SS 440C hollow bar is commonly used in aerospace, automotive, chemical processing, and manufacturing industries. Its high strength, wear resistance, and corrosion resistance make it ideal for applications such as bearings, valve components, shafts, and cutting tools.
SS 440C hollow bar performs exceptionally well in harsh environmental conditions due to its high corrosion resistance, hardness, and wear resistance. It withstands exposure to moisture, chemicals, and high temperatures, making it suitable for demanding applications in extreme environments.
SS 440C hollow bar is known for its high hardness, excellent wear resistance, and good corrosion resistance. It offers strong mechanical properties, including high tensile strength and durability, making it ideal for applications requiring toughness and reliability in challenging environments.
Stainless Steel 440C Hollow Bars find extensive use in industries that require high hardness, strength, and wear resistance. They are particularly well-suited for creating bearings, valve components, pump shafts, surgical instruments, dies, and precision tools. The material’s capacity to achieve a mirror-like polish makes it ideal for decorative and high-precision applications. Furthermore, SS 440C Hollow Bars are employed in the aerospace, marine, and automotive sectors for components that endure heavy loads and friction. Their outstanding mechanical performance and durability make them a top choice for high-stress machinery.














We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Isis Metals is a leading manufacturer, supplier, and exporter of high-quality bars, rods, and forgings, catering to various industries in Manila, Philippines
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