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Choudhary Metals is a trusted importer, exporter, and supplier of premium non-ferrous and ferrous metals, serving diverse industries worldwide. With a strong focus on quality and reliability, we deliver copper, brass, aluminium, bronze, and other metals in various forms to meet every industrial need.
S690 QL Plates Supplier & Exporter in Mumbai – India
Choudhary Metal is a trusted supplier and exporter of High Strength S690 QL Plates in Mumbai, India. We specialize in providing premium quality high strength structural steel plates to customers who require reliable materials for demanding industrial and structural applications. Our focus is on delivering high tensile steel plates that meet strict quality standards and perform efficiently in heavy-duty environments.
S690 QL High Yield Strength Steel Plates are manufactured in accordance with EN 10025-6:2004 standards. These plates are widely used in structural engineering applications where high strength, durability, and excellent load-bearing capacity are required.
S690 QL material is produced using the quenching and tempering process, which enhances the mechanical properties of the steel. This treatment provides excellent bending performance and superior weldability, making the plates suitable for fabrication and heavy structural work.
Due to the high strength characteristics of S690 QL Plates, engineers can design lighter structures with increased payload capacity and improved energy efficiency. These plates are commonly used in construction equipment, cranes, bridges, heavy machinery, offshore structures, and industrial frameworks.
Choudhary Metal offers a wide range of heavy duty structural steel plates for applications such as bridge construction, building structures, and industrial steel frameworks. Our plates are available in different grades including low carbon, high carbon, and standard structural steel grades according to the specific requirements of our clients.
S690 QL – Grade Designation
S = Structural Steel
690 = Minimum Yield Strength (690 MPa)
Q = Quenched & Tempered
L = Low Notch Toughness Testing Temperature
Choudhary Metal ensures high quality products, strict quality control, competitive pricing, and timely delivery to customers across India and international markets.
| 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 |
| Grade | Sample Orientation | @ 0°C | @-20°C | @-40°C | @-60°C |
|---|---|---|---|---|---|
| S690 QL | Longitudinal | 50 J | 40 J | 30 J | –– |
| Traverse | 35 J | 30 J | 27 J | –– |
