Dhruv Metals stands out as a reliable manufacturer and supplier of top-notch Stainless Steel 440C Square Bars and Rods right in Hyderabad, India. We’re all about delivering high-performance solutions for industries that need exceptional hardness, wear resistance, and strength. Our Stainless Steel 440C Square Bars and Rods are crafted from high-quality raw materials and cutting-edge processing techniques, ensuring we meet both national and international standards. Renowned for their impressive heat treatability and ability to reach a high level of hardness, these bars and rods are perfect for precision tools and mechanical parts. At Dhruv Metals, we prioritize timely delivery and complete customer satisfaction.
Stainless Steel 440C Square Bars and Rods are made from high-carbon martensitic stainless steel, featuring around 16–18% chromium and 0.95–1.20% carbon, along with trace amounts of manganese, silicon, and sulfur. This unique blend gives them outstanding hardness and wear resistance when heat-treated. The alloy boasts high tensile strength ranging from 760–1,900 MPa and a yield strength of about 450 MPa, along with excellent edge retention. These mechanical properties make 440C a go-to choice for applications that require superior strength, high surface hardness, and moderate corrosion resistance.
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
Size : Tolerance: H8, H9, H10, H11, H12, H13K9, K10, K11, K12
| 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 | Tensile Strength | Yield Strength | Elongation | Hardness |
| SS 440C | 1965 | 1896 | 2 | 57 |
| STANDARD | WERKSTOFF NR. | UNS | JIS |
| SS 440C | 1.4125 | S44004 | SUS 440C |
| SQUARES | ||
|---|---|---|
| Size(mm) | WT PER FEET IN KGS | WT PER MTR IN KGS |
| 16 | 0.62 | 2.05 |
| 18 | 0.79 | 2.59 |
| 20 | 0.76 | 2.49 |
| 22 | 1.18 | 3.87 |
| 25 | 1.52 | 5.00 |
| 28 | 1.91 | 6.27 |
| 30 | 2.19 | 7.20 |
| 32 | 2.50 | 8.19 |
| 36 | 3.16 | 10.37 |
| 38 | 3.52 | 11.55 |
| 40 | 3.90 | 12.80 |
| 45 | 4.94 | 16.20 |
| 50 | 6.10 | 20.00 |
| 56 | 7.65 | 25.08 |
| 60 | – | – |
| 65 | – | – |
| 70 | – | – |
| 75 | – | – |
| 80 | – | – |
| 90 | – | – |
| 100 | – | – |
Yes, Stainless Steel 440C Square Bars are magnetic. This is because they are martensitic stainless steel, which contains a high amount of carbon, making them ferromagnetic.
Yes, Stainless Steel 440C square rods can be heat-treated to improve hardness and strength. The typical heat treatment process includes austenitizing, quenching, and tempering.
Stainless Steel 440C square bars offer excellent high-temperature strength and maintain their hardness and wear resistance in elevated temperatures. However, prolonged exposure may lead to some reduction in toughness and ductility.
You’ll find Stainless Steel 440C Square Bars and Rods in various industries where high hardness and wear resistance are essential. They’re commonly used in precision bearings, ball bearings, cutting tools, surgical instruments, valve components, and molds. Additionally, they play a crucial role in crafting knives, gauges, and aerospace parts, where dimensional stability and edge retention are key. Thanks to their remarkable heat treatability, they’re ideal for applications that need a hardened surface and long-lasting durability under heavy wear conditions. The balanced strength and moderate corrosion resistance of 440C make it a dependable choice for challenging engineering tasks.
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Dhruv Metals is a leading manufacturer, supplier, and exporter of high-quality bars, rods, and forgings, catering to various industries in Hyderabad , India
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