Model No.: JIS G3106
Brand: houing
Standard: Jis
Place Of Origin: China
Species: Steel Plate, Steel Coil
Production Process: Hot Rolled
Surface Treatment: Coated
Application: Container Plate, Flange Plate, Ship Plate
Special Steel: High-Strength Steel Plate
Tolerance: ±1%
Category: Hot Rolled Steel Sheet, Hot-Galvanized Steel Sheet, Steel Plate, Low-Alloy Plate
Processing Service: Bending, Welding, Decoiling, Cutting, Punching, Bending
Transportation: Ocean,Land
Place of Origin: china
Port: qingdao,tianjin,beijing
Payment Type: L/C,T/T,D/A,D/P
Incoterm: FOB,CFR,CIF,EXW
Chemical Composition of JIS G3106 Steel Grades | Property | SM400 | SM490 | SM490YA | SM490YB | SM520B | SM520C | SM570 |
| Carbon (C) (%) | ≤0.23 | ≤0.20 | ≤0.20 | ≤0.20 | ≤0.20 | ≤0.20 | ≤0.18 |
| Manganese (Mn) (%) | ≤1.60 | ≤1.60 | ≤1.70 | ≤1.70 | ≤1.70 | ≤1.70 | ≤1.70 |
| Silicon (Si) (%) | ≤0.35 | ≤0.55 | ≤0.55 | ≤0.55 | ≤0.55 | ≤0.55 | ≤0.55 |
| Phosphorus (P) (%) | ≤0.035 | ≤0.035 | ≤0.035 | ≤0.035 | ≤0.035 | ≤0.035 | ≤0.035 |
| Sulfur (S) (%) | ≤0.035 | ≤0.035 | ≤0.035 | ≤0.035 | ≤0.035 | ≤0.035 | ≤0.035 |
Mechanical Properties of JIS G3106 Steel Grades | Property | SM400 | SM490 | SM490YA | SM490YB | SM520B | SM520C | SM570 |
| Yield Strength (MPa) | 235-245 | 325-365 | 365 | 365 | 365 | 365 | 460 |
| Tensile Strength (MPa) | 400-510 | 490-610 | 490-610 | 490-610 | 520-640 | 520-640 | 570-720 |
| Elongation (%) | 17-23 | 17-21 | 17 | 17 | 17 | 17 | 15 |
These tables provide a clear comparison of the chemical composition and mechanical properties of SM400, SM490, SM490YA, SM490YB, SM520B, SM520C, and SM570 low alloy Carbon steel plate grades according to the JIS G3106 standard. Uses: Can be used in structural parts of buildings, bridges and general construction.
Advantages: The steel plate has good weldability and moderate strength.
Disadvantages: Lower strength compared to other grades. 2. SM490 low alloy plate
Use: This grade of steel plate is suitable for high-strength structures, industrial machinery, and bridges.
Advantages: SM490 grade steel plate has high strength and good weldability.
Disadvantages: The price is a little more expensive than SM400.
3. SM490YA and SM490YB
Uses: Heavy structures, cranes and high-strength frames.
Pros: High yield strength and excellent toughness.
Cons: More difficult to weld and form than lower grades.
4. SM520B and SM520C series low alloy steel plates
Use: These two low alloy plate grades are suitable for heavy machinery, pressure vessels and structural applications requiring high strength.
Advantages: The steel plate has extremely high strength and good toughness.
Disadvantages: It requires more complex welding and forming processes than other grades.
5. SM570 JIS Low Alloy Steel Plate
Use: This grade is relatively high and can be used in heavy structures, high-pressure vessels and buildings in extreme environments.
Advantages: Compared with other grades, this grade of steel plate SM570 has the highest strength and excellent durability.
Disadvantages: Compared with other grades, the price of SM570 steel plate is the most expensive and requires special welding and processing.
SM400 Steel Plate Processing
Further processing: welding, cutting and forming.
Common applications: general construction and structural components.
SM490JIS standard steel plate processing
Deep processing: advanced welding technology, CNC cutting and bending.
Common applications: industrial machinery and high-strength structures. SM490YA and SM490YB Deep processing
Deep processing: high-precision welding, laser cutting and heavy forming.
Common applications: cranes, heavy frames and construction machinery. SM520B and SM520C
Deep processing: professional welding, plasma cutting and complex forming.
Common applications: pressure vessels, heavy machinery and highly stressed structural components.
SM570
Deep processing: professional welding technology, high-definition plasma cutting and complex forming processes.
Common applications: extreme environment structures, heavy structures and high-pressure applications.
Our CompanyAbout Henan Houming Industrial Co., Ltd.: We are a manufacturer specializing in deep processing of prefabricated houses, silicon steel, weathering steel and wear-resistant plates. Houming adheres to the business philosophy of "seeking truth and being pragmatic" and is committed to providing customers with high-quality products and services. Through continuous technological innovation and process improvement, we have established a good reputation in the industry and won the trust and support of our customers. 
Contact Now