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Nial Sheets and Plates, based in Houston, USA, is a reliable manufacturer and supplier of top-notch 4140 Steel Sheet and Plate, catering to a variety of industrial needs. Known for their precision in manufacturing and prompt delivery, Nial provides 4140 steel products that boast impressive strength, toughness, and fatigue resistance. These sheets and plates are heat-treated and designed to meet rigorous mechanical performance standards. Perfect for heavy-duty machinery, structural components, and tooling applications, Nial’s 4140 Steel Sheets and Plates come in custom dimensions, all while adhering to ASTM and SAE standards to guarantee reliability and performance.Nial Sheets and Plates, Houston, USA, is a respected producer and supplier of high-quality 4140 Steel Sheets and Plates for diversified industrial uses. With our dedication to precise engineering, material quality, and timely delivery, we offer dependable steel solutions meeting client specifications. Our 4140 alloy steel plates and sheets are appreciated for their high strength, toughness, and resistance to corrosion, making them a first choice for demanding industries like building construction, automotive, oil and gas, and heavy machinery. Quality and customer satisfaction are our driving force for every product we offer.
4140 Steel Sheet and Plate is a low alloy steel that includes chromium (0.8–1.1%), molybdenum (0.15–0.25%), and manganese (0.75–1.0%) to enhance its hardenability and strength. It typically has a tensile strength ranging from 655 to 1080 MPa, a yield strength of 415 to 930 MPa, and an elongation of 20 to 25%. This steel can be quenched and tempered to boost its toughness and wear resistance. With excellent fatigue strength, torsional strength, and impact resistance, it’s suitable for both cold and hot working conditions while maintaining dimensional stability.
| Grade | AISI 4140 |
| Specification | ASTM A829, UNS G41400, SCM440, 1.7225, EN19, 42CrMo4 |
| Thickness | 6 to 800 mm |
| Width | 200 to 2000 mm |
| Length | 2000 to 6000 mm |
| GOST | BS | AISI | ISO | DIN | GB | AFNOR | UNI |
| 35KHV/38KHV | 708M40 | 4140 | 42CrMo4 | 42CrMo4 | 42CrMo | 42CD4 | 42CrMo4 |
| THICKNESS | WIDTH | LENGTH | |
| HEAT TREATED | 1/4″ to 6″ | 36″ to 96″ | UPTO 240 inch |
| AS ROLLED | 1/4″ to 6″ | 36″ to 96″ | UPTO 240 inch |
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
4140 steel sheet and plate offers many advantages such as high strength, hardness and corrosion resistance, making it ideal for rugged applications This alloy steel contains chromium and molybdenum to enhance its hardness and corrosion resistance high. It provides excellent fatigue strength, machinability and form ability, making it versatile in the automotive, aircraft and manufacturing industries. Additionally, 4140 steel retains its strength at high temperatures, providing extended durability in harsh environments. It is commonly used for gears, shafts, axles and heavy-duty structural components due to its robust mechanical properties.
Thanks to its remarkable mechanical properties and versatility, 4140 Steel Sheet and Plate finds applications across various industries. In the automotive field, it’s often used for gears, crankshafts, axles, and fasteners. The construction industry makes use of it for structural components like brackets and frames. It’s also utilized in the oil and gas sector for drill collars, tool joints, and pressure vessels. Manufacturing industries depend on 4140 steel for dies, molds, and fixtures. Its high strength-to-weight ratio, toughness, and machinability make it a go-to choice for applications that demand performance under stress and wear.
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