Common size on stock, Special sizes needs new production.Can cut to Size, Cut to Shape.
EMERSONMETAL
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Crafted through precision hot-rolling technology and rigorous quality control, this steel plate series redefines what high-strength steel can deliver. Run your hand over its smooth, uniform surface—free of cracks, impurities, or unevenness—and feel the density that comes from advanced metallurgical processes. The deep, consistent black oxide finish isn’t just aesthetic; it’s a first line of defense against corrosion during storage and transportation. When welded or fabricated, it responds predictably, avoiding brittle fractures even in low-temperature conditions—a testament to its carefully calibrated chemical composition (low carbon content, optimized alloy additions of manganese, silicon, and niobium). For manufacturers and contractors, this means fewer production hiccups, reduced material waste, and structures that stand the test of time—whether facing the harsh marine environment, the dynamic loads of construction equipment, or the structural demands of large-span bridges.
We can supply all types shipbuilding steel plate in different sizes, thin thickness to thick heavy thickness, can cut to size, cut to length, different types sheet metal fabrication. EN10025 S620Q S620QL S620QL1 High strength hot rolled steel plate. hot rolled steel plate, high strength steel plate, high strength hot rolled steel plate, S620Q High Strength Steel Plate, S620QL high strength steel plate, S620QL1 high strength steel plate, EN10025 high strength steel plate, s620q hot rolled steel plate, S620QL hot rolled steel plate, S620QL1 hot rolled steel plate.
CATEGORY | STANDARD | GRADES AND MATERIALS | TECHNICAL PROPERTY IS ASSURED THICKNESS | UT TEST THICKNESS | CHEMICAL COMPOSITION IS ASSURED THICKNESS | DELIVERY CONDITION |
HIGH STRENGTH STEEL PLATE | GB/T1591 GB/T16270 | Q500D、Q550E、Q550D、Q550E Q620D、Q620E、Q690D Q690E、Q800D、Q800E | 10～265 | 10～300 | 10～750 | TMCP、TMCP+T、Q+T |
DIN17102 | StE500、E550DD、E550E E690DD、E690E | 10～265 | 10～300 | 10～750 | TMCP、TMCP+T、Q+T | |
ASTM A514 | A514GrA、A514GrB、A514GrE A514GrF、A514GrH A514GrP、A514GrQ、A514GrS | 10～265 | 10～300 | 10～750 | Q+T | |
JIS G3128 | SHY685、SHY685N、SHY685NS | 10～265 | 10～300 | 10～750 | Q+T | |
EN10025 | S500Q、S500QL、S500QL1、S550Q S550QL、S550QL1、S620Q S620QL、S620QL1 S690Q、S690QL、S690QL1 | 10～265 | 10～300 | 10～750 | Q+T | |
Production Dimension: Thickness: 10mm-750mm, width 1500mm-3700mm, length 3000mm-18000mm, the special sizes over this dimension can be produced by customization. Delivery Condition: when assuring the steel plate technical property, the steel plate can be delivered at hot rolled, controlled rolled, normalized, annealled, tempered, normalized and tempered, Q+T these delivery conditions. For the grades not shown in the material list, can send to the technical department for checking for production. | ||||||
The EN10025 standard details the delivery conditions and quality requirements for hot rolled structural steel products in Europe.
The standard covers a wide range of structural steel products from hot rolled coils to flat and long products.
S620Q S620QL S620QL1 Chemical Composition and Technical Property is as below:
Standard | C % max | Si max | Mn max | P max | S max | Cr max | Ni max | Cu max | Mo max | tensile strength（MPa） | yield strength（MPa） | Elongation% |
S620Q | 0.2 | 0.8 | 1.7 | 0.025 | 0.015 | 1.5 | 4 | 0.5 | 0.7 | 700-890 | ≥620 | ≥15 |
S620QL | 0.2 | 0.8 | 1.7 | 0.02 | 0.01 | 1.5 | 4 | 0.5 | 0.7 | 700-890 | ≥620 | ≥15 |
S620QL1 | 0.2 | 0.8 | 1.7 | 0.02 | 0.01 | 1.5 | 4 | 0.5 | 0.7 | ≥796 | ≥620 | ≥14 |
S620Q, S620QL, and S620QL1 high strength steel plates are used in constructing structural components for high-rise and industrial buildings. Their ability to bear heavy loads makes them essential for demanding architectural projects.
These high strength hot rolled steel plates are ideal for bridge construction. They are widely applied to main girders, abutments, and other key bridge elements. Their strength, toughness, and excellent welding performance meet the high demands of bridge engineering.
In construction machinery, such as excavators, cranes, and bulldozers, S620Q high strength steel plate and S620QL hot rolled steel plate are used for structural components. Their mechanical properties and processing performance ensure durability and efficiency in heavy-duty equipment.
S620Q and S620QL1 steel sheets are applied in mining machinery, including hydraulic supports and harbor cranes. Their high strength and wear resistance make them ideal for equipment operating under harsh conditions.
These steel plates are used in ship hulls, decks, and other critical structural parts. Their ability to withstand large loads and complex stress conditions ensures reliability in marine applications.
S620QL and S620QL1 high strength steel plates are used in automotive chassis, body structures, and other components. They improve the overall strength and safety of vehicles, making them indispensable for the automotive sector.
S620Q, S620QL, and S620QL1 hot rolled steel plates are versatile metal raw materials. Their performance makes them suitable for industries such as construction, mining, transportation, and shipbuilding.
