Al Summan Metals, a top manufacturer and supplier based in Dubai, UAE, focuses on premium-grade Tool and Die Steel S1 Bars engineered to deliver outstanding performance even under the most demanding operating conditions. Recognized for their exceptional shock resistance and long service life, these bars are made to withstand severe impacts and abrasion in tough industrial environments. Al Summan Metals is committed to guaranteeing that every S1 Bar is manufactured in line with international standards, employing advanced technology and rigorous quality control practices. Offering outstanding toughness and strength, Tool and Die Steel S1 Bars from Al Summan Metals are the preferred option for toolmakers and engineers who require precision and dependability in critical applications.
These S1 Bars consist mainly of carbon, silicon, manganese, chromium, and tungsten, each contributing to greater strength, toughness, and wear resistance. The steel demonstrates outstanding impact resistance and reliable hardenability, holding its stability even under repeated stress and heat treatment. From a mechanical standpoint, S1 Bars deliver high compressive strength and resistance to deformation, guaranteeing excellent performance across both hot and cold working conditions.
| C | Mn | Si | Cr | Ni | Mo | W | V | Cu | P | S |
| 0.40-0.55 | 0.10-0.40 | 0.15-1.20 | 1.00-1.80 | 0.30 | 0.50 | 1.50-3.00 | 0.15-0.30 | 0.25 | 0.03 | 0.03 |
| Properties | Metric | Imperial |
|---|---|---|
| Hardness, Rockwell C (air cooled from 899°C, 30 mins) | 54.5 | 54.5 |
| 56 | 56 | |
| Hardness, Rockwell C (air cooled from 982°C, 30 mins) | 56.5 | 56.5 |
| Modulus of elasticity | 207 GPa | 30000 ksi |
| Charpy impact (V-notch; oil quenched from 954°C; 149°C temper temperature) | 10.8 J | 8.00 ft-lb |
| Charpy impact (V-notch; oil quenched from 954°C; 625°C temper temperature) | 29.8 J | 22.0 ft-lb |
| Machinability (1% carbon steel) | 70.0 – 75.0% | 70.0 – 75.0% |
| Poisson’s ratio | 0.27-0.30 | 0.27-0.30 |
| AISI / SAE | DIN / W.Nr | UNS | JIS | GB | AFNOR |
| S1 | 1.2550 | T41901 | G4053 | GB/T 3077 | 55 WC 20 |
| Properties | Conditions | ||
|---|---|---|---|
| T (°C) | Treatment | ||
| Thermal expansion | 12.4 x 10-6/ºC | 20-100 | – |
When selecting Tool and Die Steel S1 bars, take into account hardness, wear resistance, toughness, machinability, heat treatment capabilities, and the particular demands of the application to guarantee ideal performance and durability.
Tool and Die Steel S1 bars withstand corrosion thanks to their alloy makeup, which contains elements such as chromium and molybdenum. These elements create a protective oxide layer, boosting resistance to oxidation and rust.
Tool and Die Steel S1 bars ought to be kept in a clean, dry space, protected from moisture and chemicals. Employ racks to keep them off the ground and reduce the chance of rusting or damage.
Tool and Die Steel S1 Bars are widely applied in manufacturing tools and parts that endure heavy shock loading and abrasion. Common uses include hammers, chisels, dies, punches, shear blades, and forming tools. Their exceptional impact resistance makes them ideal for both hot and cold working processes. Sectors like automotive, aerospace, mining, and heavy machinery rely on these bars to produce high-performance tools and precision parts. Tool and Die Steel S1 Bars ensure toughness, reliability, and an extended service life, even in the toughest engineering conditions.






We supply products accompanied by both mill test certificates and third-party test certificates, guaranteeing the highest standards of quality and compliance.
Al Summan Metals is a leading manufacturer, supplier, and exporter of high-quality bars, rods, and forgings, catering to various industries in Dubai, UAE
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