JIS G3101 Quality carbon structural steel plate
JIS G3101 Quality Carbon Structural Steel Plates are carbon steel materials used in construction and machinery. We offer certified industrial supply.
1. Reliable Strength and Durability
2. Multiple Grades and Sizes Available
3. Complies with JIS and International Standards
JIS G3101 Quality carbon structural steel description
We are a leading China-based manufacturer and bulk exporter of JIS G3101 carbon steel plates, including grades SS330, SS400, SS490, and SS540. These plates are widely used in construction, machinery, bridges, and general structural applications due to their excellent strength, formability, and weldability.
Our JIS G3101 steel plates are available in thicknesses ranging from 6mm to 100mm, meeting strict Japanese Industrial Standards (JIS) for quality and performance. They are ideal for fabricators, construction companies, and engineering firms requiring reliable structural steel for industrial and infrastructure projects.
JIS G3101-Chemical Composition/Tensile Requirements
| JIS G3101 Chemical Composition | |||||
| Grade | C (max) | Si (max) | Mn (max) | P (max) | S (max) |
| SS330 | 0.15 | – | – | 0.05 | 0.05 |
| SS400 | 0.29 | 0.35 | 1.6 | 0.05 | 0.05 |
| SS490 | 0.3 | 0.35 | 1.6 | 0.05 | 0.05 |
| SS540 | 0.3 | 0.35 | 1.6 | 0.05 | 0.05 |
| JIS G3101– Tensile Requirements | |||
| Grade | Yield Strength (MPa, min) | Tensile Strength (MPa) | Elongation (%, min) |
| SS330 | 205 | 330–430 | 21 (t ≤ 16mm) |
| SS400 | 245 | 400–510 | 17 (t ≤ 16mm) |
| SS490 | 325 | 490–610 | 15 (t ≤ 16mm) |
| SS540 | 390 | 540–670 | 12 (t ≤ 16mm) |
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JIS G3101 Quality carbon structural steel Application
JIS G3101 Quality Carbon Structural Steel Plates are widely used in general construction and machinery manufacturing due to their good strength and formability. In building construction, they are commonly used for structural frames, beams, and columns, providing reliable load-bearing capacity. In heavy machinery, SS400 and SS490 grades are ideal for manufacturing equipment components, gears, and brackets due to their balanced weldability and machinability. The automotive industry utilizes these plates for chassis parts and structural reinforcements where moderate strength is required. Additionally, JIS G3101 steel is applied in bridge construction, storage tanks, and agricultural machinery, offering cost-effective durability. Its versatility and compliance with Japanese industrial standards make it a preferred choice for engineers and fabricators across Asia and beyond.
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