S550QL STEEL PLATE

 

S550QL is a type of high-strength steel that meets the European standard EN 10025-6. The following are details about the standard, chemical composition, mechanical properties, applications, status, advantages, disadvantages, common forms, and international equivalents of S550QL high-strength steel.

 

1. Standard

S550QL high-strength steel meets the EN 10025-6 standard, which specifies requirements for production, processing, material chemical composition, mechanical properties, and delivery status.

 

2. Chemical composition

The chemical composition of S550QL high-strength steel is as follows:

Element | C | Si | Mn | P | S | Cr | Mo | Ni | Cu

-|-|-|-|-|-|-|-|-|-

Mass fraction (%) | ≤0.20 | ≤0.80 | ≤1.70 | ≤0.020 | ≤0.010 | ≤1.50 | ≤0.70 | ≤2.00 | ≤0.50

 

Al | Ti | V | B | Nb

Mass fraction (%) | ≥0.015 | ≤0.05 | ≤0.12 | ≤0.005 | ≤0.06

 

3. Mechanical properties

The mechanical properties of S550QL high-strength steel are as follows:

Material status | Yield strength (MPa) | Tensile strength (MPa) | Elongation (%) | Impact toughness

-|-|-|-|-

-40°C status | ≥460 | 550-720 | ≥14% | ≥40J

 

4. Applications

S550QL high-strength steel is suitable for manufacturing high-strength and high-toughness structural components, such as cranes, drilling rigs, and mobile lifting equipment. It can also be used in the shipbuilding, bridge, and construction industries.

 

5. Status

S550QL high-strength steel has different statuses, including hot-rolled state, controlled rolling state, and normalized state.

 

6. Advantages

The main advantages of S550QL high-strength steel are high strength, high toughness, excellent low-temperature impact toughness, and weldability.

 

7. Disadvantages

The relative brittleness of S550QL high-strength steel is higher, and it needs to be protected against corrosion damage.

 

8. Common forms

The most common forms of S550QL high-strength steel include steel plates and steel bars.

 

9. International equivalents

S550QL high-strength steel has different designations in different countries and regions. The international equivalents of S550QL include:

- EN 10025-6: S550QL

- ASTM A514: T-1 steel

- DIN EN 10025-6: 1.8926

 

In summary, S550QL high-strength steel is a type of steel with high strength, high toughness, excellent low-temperature impact toughness, and weldability, used for manufacturing structural components in the shipbuilding, bridge, and construction industries. The common forms of S550QL include steel plates and steel bars, and the international equivalents include S550QL, T-1 steel, and 1.8926.

 

 

Article	high tension steel
Standard	AISI 、ASTM 、EN 、BS 、GB 、DIN 、JIS
Material	S460Q ，1.8908，S460QL ，1.8906，S460QL1，1.8916，1.8924，S500Q ，S500QL1 ，S550QL S550QL1 ，1.8909，S620Q ，1.8914，S620QL ，1.8927，S620QL1 ，1.8988，S890Q ，1.894，S890QL ， 1.8983， S890QL1，S960Q ，S960QL ，1.8925，S960QL1，1.8934 S355、S420、S690、S355、S420、S690、SAPH310、SAPH370、SAPH400、SAPH310、SAPH370、 SAPH400, AH 36, DH 36, EH 36, et al
Output to	Singapore, Indonesia, South Korea, Thailand, Vietnam, Saudi Arabia, Brazil, Spain, Canada, the United States, and Egypt, India, Kuwait, Dubai, Kuwait, Peru, Mexico, and Russia, Malaysia, etc.
Pack	Bundle packaging, export standard packaging or according to customer requirements
Delivery time	7-15 days or according to the order quantity or negotiation
Price clause	Price terms CIF, FOB, CFR.
Pay	Credit letter, wire transfer, etc
Minimum order	One ton

 

 

Why choose us?

• Our factory is proud to offer High-strength Steel products that are durable, reliable, and cost-effective.
• Our company is constantly pursuing progress and innovation in our business profession, so that our business keeps growing steadily.
• We have an extensive range of High-strength Steel products that are designed to meet the needs of various industries.
• We have now confident that we can easily offer the premium quality products and solutions at resonable price, good after-sales services into the buyers.
• We are committed to providing the highest level of customer satisfaction with our products and services.
• We welcome friends from all professions to visit, guide and negotiate business.
• We use only the highest quality materials in the production of our High-strength Steel products.
• Our company's quality target is one hundred percent qualified rate of products and one hundred percent handling rate of customer complaints.
• Our factory has extensive experience in the production and supply of High-strength Steel products.
• Since its establishment, the company has consistently adhered to the theory of 'science and technology is the primary productive force' as its guide, and has launched various high-quality S550QL with perfect technology and diligent pursuit of quality.

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