Anucha Metals, located in Bangkok, Thailand, has built a solid reputation as a reliable manufacturer and supplier of top-notch stainless steel products, including Stainless Steel 420 Square Bars and Rods. Renowned for their precision engineering and dependable performance, Anucha Metals ensures that their products meet international standards across a variety of industrial sectors. Stainless Steel 420 is a high-carbon martensitic grade known for its impressive hardness, strength, and wear resistance after heat treatment. Anucha Metals offers 420 square bars and rods in different sizes and custom lengths, catering to clients in tooling, manufacturing, construction, and engineering with trustworthy and cost-effective stainless steel solutions.
Stainless Steel 420 is a martensitic stainless steel that typically contains 12–14% chromium and 0.15–0.40% carbon. It boasts excellent hardenability and corrosion resistance in mild environments. After undergoing heat treatment, it can achieve a tensile strength of 700–850 MPa, a yield strength of 500 MPa, and hardness levels reaching up to 50 HRC. The alloy also incorporates trace elements like manganese, silicon, and sulfur to enhance machinability. Anucha Metals produces 420 square bars and rods with consistent quality and precise dimensions, making them ideal for applications that demand strength, 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 420 | 0.15 | 14.0 | 1.00 | – | 0.04 | 0.03 | 1.00 |
| Element | Tensile Strength | Yield Strength | Elongation | Hardness |
| SS 420 | 95,000 | 50,000 | 25 | 175 |
| STANDARD | WERKSTOFF NR. | UNS | JIS | BS | GOST | AFNOR | EN |
| SS 420 | 1.4021 | S42000 | SUS 420 J1 | 420S29 | – | – | FeMi35Cr20Cu4Mo2 |
| 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 | – | – |
Stainless Steel 420 Square Bars and Rods find extensive use in applications that require high hardness, strength, and moderate corrosion resistance. In the tooling industry, they are commonly used to manufacture knife blades, surgical instruments, and cutting tools. In mechanical and engineering fields, they serve as shafts, gears, and fasteners. The automotive and aerospace sectors utilize them for wear-resistant components. Additionally, 420 square bars are employed in pump parts and valve components, showcasing their versatility across various industries.
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Anucha Metals is a leading manufacturer, supplier, and exporter of high-quality bars, rods, and forgings, catering to various industries in Bangkok, Thailand
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