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Ed Stainless is a prominent Houston, Texas, USA-based supplier and manufacturer of high-quality Stainless Steel 440B Stud Bolts. Renowned for precision, reliability, and strength, Ed Stainless has a diverse customer base covering industries such as oil and gas, petrochemical, marine, and power generation. Ed Stainless uses state-of-the-art manufacturing techniques coupled with rigorous quality control processes to provide stud bolts that conform to international standards as well as client-specific needs. Focusing on long-lasting performance and corrosion resistance, Ed Stainless is a name to reckon with for high-strength fastening systems in severe and critical industrial applications throughout the USA and the world.
Ed Stainless Stainless Steel 440B Stud Bolts are manufactured from high-carbon martensitic stainless steel with a chemical composition that contains 16–18% chromium, 0.75–0.95% carbon, and trace amounts of manganese and silicon. This composition provides the material superior hardness, wear resistance, and good corrosion resistance. The bolts display tensile strength of approximately 760 MPa, yield strength of around 450 MPa, and hardness up to 58 HRC when heat treated. Their properties render them suitable for application in high-stress conditions demanding durability, strength, and performance under intense loads and temperatures.
| Properties | Metric | Imperial |
|---|---|---|
| Density | 7.74 g/cm3 | 0.280 lb/in³ |
| Melting point | 1482°C | 2700°F |
C | Si | Mn | P | S | N | Cr | Cu | Mo | Ni | Ti | V |
|---|---|---|---|---|---|---|---|---|---|---|---|
0,85 – 0,95 | – | – | – | – | – | 17,00 – 19,00 | – | 0,90 – 1,30 | – | – | 0,07 – 0,12 |
| Tempering Temperature (°C) | Tensile Strength (MPa) | Yield Strength 0.2% Proof (MPa) | Elongation (% in 50mm) | Hardness Rockwell (HR C) | Impact Charpy V (J) |
|---|---|---|---|---|---|
| Annealed* | 758 | 448 | 14 | 269HB max | – |
| 204 | 2030 | 1900 | 4 | 59 | 9 |
| 260 | 1960 | 1830 | 4 | 57 | 9 |
| 316 | 1860 | 1740 | 4 | 56 | 9 |
| 371 | 1790 | 1660 | 4 | 56 | 9 |
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Stainless Steel UNS S44003 stud bolts are durable and corrosion-resistant, offering high strength for demanding applications. Ideal for industrial and mechanical use, they provide reliability in challenging environments.
Stainless Steel 440B flush head stud bolts feature a smooth, flush design for a sleek finish and secure fit. Ideal for applications requiring a low-profile fastener with high strength and corrosion resistance.
Each Stainless Steel 440B Stud Bolt shipped from the company has been packed with utmost care using the most premium packaging material to avoid rust and any damage during movement. We always focus on complete customer satisfaction by making timely delivery through prompt transportation. All relevant documents pertaining to the product are delivered to the customers at the time of delivery.
Ed Stainless Stainless Steel 440B Stud Bolts find extensive use in heavy-duty and high-performance environments including oil and gas refineries, chemical processing, marine structures, and aerospace components. They are also used extensively in pressure vessels, flanges, turbines, and high-speed rotating machines because of their high strength and resistance to wear. Further, these bolts are also preferred in abrasive or mildly corrosive conditions-based applications, where reliability and long life are a priority. Their mechanical strength and versatility qualify them as a first choice in structural and precision-critical applications.
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