Phanuphong Steel and Plates, a reputable manufacturer and supplier located in Bangkok, Thailand, is all about delivering top-notch S690 QL sheets and plates. These plates are celebrated for their incredible strength and toughness, making them perfect for meeting the rigorous demands of various industries. With a strong commitment to quality, Phanuphong Steel ensures that their products not only perform exceptionally but also adhere to international standards, guaranteeing durability and reliability. Our S690 QL sheets and plates are well-known for their excellent weldability, formability, and stress resistance, making them the go-to choice for projects that need both strength and long-lasting performance.
Crafted with a precise blend of materials, S690 QL sheets and plates include carbon, manganese, silicon, phosphorus, sulfur, chromium, nickel, and molybdenum in carefully controlled amounts. This specific composition boosts their strength and resistance capabilities. On the mechanical side, these plates showcase impressive yield strength of about 690 MPa and high tensile strength, ensuring they can handle heavy loads with ease. They also boast remarkable toughness, good impact resistance even in low temperatures, and excellent weldability, making them ideal for heavy-duty applications in tough environments.
Thickness : 5MM & Above
Width : 1500 – 3500mm
Length : 3000 – 18000mm
Grade : S690QL EN10137-2 EN10025-6:2004, A709-100, DILLIMAX 690, NAXTRA 70, WELDOX 700, E690, JFE HITEN 780LE, ALFORM 700
| Grade | C | Si | Mn | P | S | N | B | Cr | Cu | Mo | Nb* | Ni | Ti* | V* | Zr* |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| S690 QL | 0.20 | 0.80 | 1.70 | 0.025 | 0.015 | 0.015 | 0.0050 | 1.50 | 0.50 | 0.70 | 0.06 | 2.0 | 0.05 | 0.12 | 0.15 |
| Designation | Mechanical Properties (ambient temperature) | |||||||
|---|---|---|---|---|---|---|---|---|
| Steel Name | Steel Number | Min. Yield Strength Reh MPa | Tensile Strength Rm MPa | Min. % elongation after fracture | ||||
| Nominal thickness (mm) | Nominal thickness (mm) | |||||||
| ≥3 ≤50 | ≥50 ≤100 | ≥100 ≤150 | ≥3 ≤50 | ≥50 ≤100 | ≥100 ≤150 | |||
| S690 QL | 1.8931 | 690 | 650 | 630 | 770/940 | 760/930 | 710/900 | 14 |
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
S690 QL sheets and plates find their place in industries where high strength and durability are non-negotiable. You’ll often see them in construction projects, bridges, high-rise buildings, and load-bearing structures that demand exceptional performance. In the mining and earthmoving sectors, they’re essential for heavy machinery, dump trucks, and cranes, thanks to their wear resistance and toughness. The offshore and marine industries also depend on these plates for their ability to endure harsh conditions. Plus, they’re used in pressure vessels, structural engineering, and defense equipment, proving to be a versatile material across critical sectors.
Phanuphong 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 Bangkok, Thailand.
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