For manufacturers and engineers in Safat and across Kuwait seeking unwavering reliability, Sayed Steel stands as your trusted partner for precision materials. We are proud to supply high-grade Alloy Steel AISI 52100 bars, a cornerstone for applications where failure is not an option. Known for its exceptional performance under stress, this steel is the preferred choice for critical components, and we ensure every bar meets the stringent demands of your most challenging projects, delivering the quality and consistency that industry leaders depend on.
The strength of AISI 52100 lies in its specific composition, which is rich in chromium for superior hardness and enhanced wear resistance. This is complemented by a high carbon content, forming robust carbides that contribute to its exceptional durability. After proper heat treatment, this alloy achieves remarkable mechanical properties, including a very high hardness rating, excellent fatigue strength, and good compressive strength. This unique combination allows it to withstand repeated heavy loads and harsh operating conditions without degrading.
| Dimensions | EN, DIN, JIS, ASTM, BS, ASME, AISI |
| Size | 5 mm To 500 mm |
| Diameter | 0.1 mm to 100 mm |
| Length | 100 mm To 6000 mm Long & Above |
| Finish | Black, Bright Polished, Rough Turned, NO.4 Finish, Matt Finish, BA Finish |
| Tolerance | H8, H9, H10, H11, H12, H13K9, K10, K11, K12 or as per clients’ requirements |
| Form | Round, Square, Hex (A/F),Flate, Rectangle, Billet, Ingot, Forging Supplier |
| Stainless Steel | ASTM A-479, A-182, 304, 304L,304H,304S, 316, 316L,316 Ti, 316H, 309, 310, 310S, 317L, 321, 347, 409, 410, 420, 430, 440, 446, 904L. etc. |
| Duplex Steel | 2205, 31803, 32750, 32760, 2101, 2304. |
| Alloy Steel | A-182 – F5, F9, F11, F12, F21, F22 & F91 |
| Special Grade | Stainless Steel 17-4 PH, Alloy 800, Alloy 600. Hastelloy C276. |
| Carbon Steel | A 105, LF 2, Duplex Steel. |
| Element | Content (%) | ||
| SAE / AISI 52100 | Min | Max | |
| Carbon | C | 0.98 | 1.1 |
| Chromium | Cr | 1.3 | 1.6 |
| Manganese | Mn | 0.25 | 0.45 |
| Silicon | Si | 0.15 | 0.35 |
| Sulfur | S | – | 0.025 |
| Phosphorous | P | – | 0.025 |
| USA | Germany | China | Japan | France | England | Italy | ISO | Czechia | Austria | Sweden | Spain |
| AIAI/ASTM/SAE/UNS | DIN,WN-r | GB | JIS | AFNOR | BS | UNI | ISO | CSN | ONORM | SS | UNE |
| E52100/ G52986 | 100Cr6 (W3) / 1.3505 | GCr15 | SUJ2 | 100C6 | 535A99 | 100Cr6(B1) | SKF3 |
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
| Sizes Chart in Milimeter | Sizes in Inch | Thickness Chart In MM | Thickness Chart In Inches |
|---|---|---|---|
| 22 | 7/8 | 17 & 18 | 2/3 – 5/7 |
| 25 | 1 | 5 to 20 | 3/16 – 4/5 |
| 30 | 1-3/16 | 5 to 20 | 3/16 – 4/5 |
| 32 | 1-1/4 | 6 to 20 | 1/4 – 4/5 |
| 35 | 1-3/8 | 5 to 20 | 3/16 – 3/16 |
| 40 | 1-4/7 | 5 to 25 | 3/16 – 1 |
| 45 | 1-7/9 | 5 to 25 | 3/16 – 1 |
| 47 | 1-6/7 | 17,25 & 32 | 2/3, 1 & 1-1/4 |
| 50 | 2 | 5 to 32 | 3/16 – 1-1/4 |
| 55 | 2-1/16 | 5 to 25 | 3/16 – 1 |
| 57 | 2-1/4 | 32 | 1-1/4 |
| 60 | 2-3/8 | 5 to 35 | 3/16 – 1-3/8 |
| 63 | 2-1/2 | 10 to 30 | 3/8 – 1-3/16 |
| 65 | 2-5/9 | 10 to 30 & 35 | 3/8 – 1-3/16, & 1-3/8 |
| 70 | 2-3/4 | 6 to 25 & 40 | 1/4 – 1, & 1-4/7 |
| 75 | 3 | 8 to 25 | 5/16 – 1 |
| 80 | 3-1/8 | 8 to 20 | 5/16 – 4/5 |
| 90 | 3-1/2 | 8 to 20 | 5/16- 4/5 |
| 100 | 4 | 8, 10, 12 | 5/16, 3/8, 1/2 |
You’ll most commonly find AISI 52100 hard at work in the demanding world of bearings, forming the vital races and rolling elements in everything from vehicle wheels to industrial machinery. Its properties also make it ideal for precision tools, high-wear components like punches and dies, and critical parts in the automotive and aerospace sectors. Essentially, any application that requires a material capable of enduring intense friction and prolonged stress benefits from the unparalleled resilience of 52100 alloy steel bars.
Sayed Steel is a leading manufacturer, supplier and exporter of high-quality Carbon Steel, Alloy Steel, Mild Steel and Galvanized Steel products. Our extensive product range includes Pipes, Tubes, Flanges, Pipe Fittings, Forged Fittings, Sheets and Plates, catering to various industries in Safat, Kuwait.
Copyright 2025 Sayed Steel. All rights reserved
