Esha Steel is a trusted manufacturer and supplier based in Kolkata, specializing in premium-quality S690QL steel sheets and plates. With a strong commitment to excellence, the company delivers high-strength, low-alloy structural steel products that meet international standards and demanding industrial needs. Esha Steel combines advanced processing capabilities with strict quality control to ensure consistent performance, durability, and reliability in every product. Serving diverse sectors such as construction, engineering, transportation, and heavy machinery, the company is known for timely delivery, customer-focused service, and competitive pricing. Esha Steel continues to strengthen its presence as a dependable source for S690QL steel solutions
S690QL steel is a high-strength, quenched and tempered structural steel with excellent toughness and weldability. Its composition typically includes carbon, manganese, silicon, chromium, nickel, molybdenum, and micro-alloying elements like niobium or vanadium, enhancing strength and hardenability. The steel offers a minimum yield strength of 690 MPa and high tensile strength, along with good impact resistance even at low temperatures. S690QL plates also provide uniform hardness, superior load-bearing capacity, and excellent formability, making them suitable for demanding structural and engineering applications that require performance under extreme conditions.
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
|
Percentage % |
Element |
Percentage % |
Element |
|
0.050 |
Cu |
0.020 |
C |
|
0.070 |
Mo |
0.080 |
Si |
|
0.006 |
Nb* |
1.070 |
Mn |
|
2.00 |
Ni |
0.0025 |
P |
|
0.005 |
Ti* |
0.0015 |
S |
|
0.012 |
V* |
0.0015 |
N |
|
0.015 |
Zr* |
0.00050 |
B |
|
1.050 |
Cr |
| Plate Thickness | Yield Strength | Tensile Strength | Elongation | Impact Strength |
| MM | ReH (MPa) | Rm (MPa) | A5 % Minimum | J, Minimum |
| 3 to 50 | 690 | 770 – 940 | 14 | 30 @ -40º C |
| > 50 to 100 | 650 | 760 – 930 | 14 | 30 @ -40º C |
| > 100 to 150 | 630 | 710 – 900 | 14 | 30 @ -40º C |
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
S690QL plates and sheets find wide usage across various industries for material with low weight and high strength. Heavy machinery, offshore platforms, bridges, and construction are common uses. They are of vital importance in the production of cranes, mining machines, truck bodies, and lifting equipment due to their high strength-to-weight ratio. They are utilized for wind turbine towers and pressure vessels in the energy industry. Their impact resistance and weldability render them appropriate for defense and military applications. S690QL is also utilized in shipbuilding, automotive industries, and structural engineering where high performance under extreme conditions and durability are paramount to safety and effectiveness.
Introduction (100 words)
Esha Steel is a trusted manufacturer and supplier based in Kolkata, specializing in high-strength S690QL steel sheets and plates. Known for its commitment to quality, reliability, and customer satisfaction, the company provides premium-grade products that meet stringent international standards. With advanced processing facilities and a skilled technical team, Esha Steel caters to diverse industrial requirements with precision-engineered solutions. The S690QL steel sheets and plates offered by the company are valued for their exceptional strength, durability, and weldability. Through consistent innovation and strict quality control, Esha Steel has established itself as a dependable partner for clients across construction, engineering, and heavy machinery sectors.
—
Composition & Mechanical Properties (90 words)
S690QL steel sheets and plates are manufactured using a low-alloy, high-strength quenched and tempered structural steel grade. Their
Introduction (100 words)
Esha Steel is a trusted manufacturer and supplier based in Kolkata, specializing in high-strength S690QL steel sheets and plates. Known for its commitment to quality, reliability, and customer satisfaction, the company provides premium-grade products that meet stringent international standards. With advanced processing facilities and a skilled technical team, Esha Steel caters to diverse industrial requirements with precision-engineered solutions. The S690QL steel sheets and plates offered by the company are valued for their exceptional strength, durability, and weldability. Through consistent innovation and strict quality control, Esha Steel has established itself as a dependable partner for clients across construction, engineering, and heavy machinery sectors.
—
Composition & Mechanical Properties (90 words)
S690QL steel sheets and plates are manufactured using a low-alloy, high-strength quenched and tempered structural steel grade. Their
Esha 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 Kolkata India.
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