Chuck Metals, a leading manufacturer and supplier based in Pulau Ujong, Singapore, is renowned for providing top-notch chuck metals that cater to a variety of industrial needs. As a trusted name in the industry, they focus on producing and supplying precision-engineered chuck metals that are essential for machining, manufacturing, and tooling applications. With a commitment to reliability, durability, and performance, they serve a broad spectrum of industries, including automotive, aerospace, and electronics. By utilizing cutting-edge technology and rigorous quality control, these suppliers guarantee consistent standards, timely delivery, and competitive pricing, making them a go-to choice for businesses throughout Singapore and its neighboring areas.
Chuck metals are generally made from high-quality alloy steels, incorporating elements like chromium, molybdenum, and vanadium to boost their strength, hardness, and wear resistance. These metals undergo heat treatment to reach optimal hardness, typically falling between 45-60 HRC. They showcase impressive tensile strength (800–1,200 MPa), good toughness, and excellent dimensional stability under stress. For specific environments, corrosion-resistant variants are also available. Their mechanical properties ensure precise gripping and a long service life, which are vital for maintaining accuracy and reliability during high-speed or high-load machining tasks.
| Specifications | ASTM A276, ASME SA276 / ASTM A479 ASME SA479 |
| Dimensions | DIN, EN, ASTM, JIS, ASME, BS, AISI |
| SS 201 Round Bars Size | 6 MM TO 100 MM |
| SS 201 Round Bars Diameter | 4mm to 100mm |
| SS 201 Round Bars Length | 1 to 6 Meters, Custom Cut Lengths |
| SS 201 Round Bars Finish | Black, Round Polished, Rough Turned, NO.4 Finish, Matt Finish, BA Finish |
| Grade | C | Mn | Si | P | S | Cr | Ni | N |
| SS 201 | 0.15 max | 5.5 – 7.5 | 100 max | 0.06 max | 0.03 max | 16.00-18.00 | 0.3 – 0.5 | – |
| Properties | Metric | Imperial |
| Tensile strength (transverse at room temperature) | 685 MPa | 99400 psi |
| Tensile strength (longitudinal at room temperature) | 696 MPa | 101000 psi |
| Yield strength (transverse at room temperature) | 292 MPa | 42400 psi |
| Yield strength (longitudinal at room temperature) | 301 MPa | 43700 psi |
| Compressive yield strength | 365 MPa | 52900 psi |
| Elastic modulus | 197 GPa | 28573 ksi |
| Poisson’s ratio | 0.27-0.30 | 0.27-0.30 |
| Elongation at break (longitudinal at room temperature) | 56% | 56% |
| Elongation at break (transverse at room temperature) | 62.50% | 62.50% |
| Hardness, Rockwell B (transverse at room temperature) | 85 | 85 |
| Hardness, Rockwell B (longitudinal at room temperature) | 85 | 85 |
Chuck metals play a crucial role in the production of lathe chucks, collets, and other clamping devices that are essential for CNC machining and turning operations. They are key components in machine tool assemblies where secure and precise workpiece holding is necessary. Industries that commonly utilize chuck metals include automotive (for engine and transmission parts), aerospace (aircraft component machining), electronics (precision components), and general manufacturing. Furthermore, chuck metals are also used in tool and die making, milling operations, and custom machining applications, highlighting their versatility and importance in various manufacturing processes.






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