Al Summan Metals, a well-regarded manufacturer and supplier based in Dubai, UAE, is committed to providing high-quality Tool and Die Steel S7 Bars. These bars are praised for their exceptional toughness, resistance to impact, and adaptability, which makes them ideal for demanding industrial settings. Al Summan Metals takes pride in guaranteeing that each product meets international quality standards through careful manufacturing processes and stringent quality control. Their Tool and Die Steel S7 Bars are renowned for their outstanding response to heat treatment and remarkable durability, making them a preferred option for toolmaking, die casting, and a range of heavy-duty industrial uses.
The Tool and Die Steel S7 Bars are made up of carbon, chromium, molybdenum, and silicon, which combine to deliver exceptional strength and resistance to wear. This steel achieves an ideal equilibrium between hardness and toughness, allowing it to withstand high-impact and shock-loading conditions. From a mechanical standpoint, S7 steel offers high compressive strength, solid machinability, and impressive dimensional stability following heat treatment. This mix of properties ensures reliable performance in both hot and cold working environments.
| ASTM A681-2008 | C | Si | Mn | P | S | Cr | V | Mo | ||||||
| S7/T41907 | 0.45 | 0.55 | 0.20 | 1.00 | 0.20 | 0.90 | 0.03 | 0.03 | 3.00 | 3.50 | – | 0.35 | 1.30 | 1.80 |
| DIN ISO 4957 | C | Si | Mn | P | S | Cr | V | Mo | ||||||
| 1.2355/50CrMoV13-15 | 0.45 | 0.55 | 0.20 | 0.80 | 0.50 | 0.90 | 0.03 | 0.02 | 3.00 | 3.50 | 0.15 | 0.35 | 1.30 | 1.70 |
| Properties | Metric |
| Hardness, Rockwell C (air cooled from 941°C, 649°C temper temperature) | 41 |
| Hardness, Rockwell C (air cooled from 941°C, 449°C temper temperature) | 53 |
| Hardness, Rockwell C (air cooled from 941°C, 149°C temper temperature) | 57 |
| Modulus of elasticity | 207 GPa |
| Charpy impact (V-notch; air cooled from 941°C; 425°C temper temperature) | 13.6 J |
| Charpy impact (V-notch; air cooled from 941°C; 649°C temper temperature) | 16.3 J |
| Charpy impact (V-notch; air cooled from 941°C; 200°C temper temperature) | 16.9 J |
| Machinability (1% carbon steel) | 70.0 – 75.0% |
| Poisson’s ratio | 0.27-0.30 |
| Country | USA | German |
| Standard | ASTM A681 | DIN EN ISO 4957 |
| Grades | S7/T41907 | 1.2355/50CrMoV13-15 |
| Properties | Conditions | ||
|---|---|---|---|
| T (°C) | Treatment | ||
| Thermal expansion | 12.6 x 10-6/ºC | 20-200 | – |
The annealing temperature commonly used for Tool and Die Steel S7 bars generally falls between 1,600°F and 1,650°F (871°C to 899°C), after which slow cooling is applied to ease internal stresses.
Tool and Die Steel S7 bars can indeed be supplied in custom lengths and shapes, frequently adapted to particular customer needs, providing flexibility for a range of tooling and die applications.
Tool and Die Steel S7 Bars are widely used across many industries to produce tools and parts subjected to recurring impact and stress. Common uses include chisels, punches, dies, shear blades, forming tools, and forging dies. They also perform well in both cold and hot work situations where superior toughness and resistance to cracking matter most. Owing to their remarkable heat resistance and durability, these bars are heavily relied upon in the automotive, aerospace, and heavy engineering fields for precision parts and demanding tooling requirements.
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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