Mild Steel Plate (Hot Rolled Mild Steel Sheet & Plate - Q235B / A36 / SS400)
Prime Mill Grade | Certified China Exporter & Factory Direct Supply

Mild Steel Plate (Hot Rolled Mild Steel Sheet & Plate - Q235B / A36 / SS400) - Technical Overview & Specifications
Mild Steel Plate is the most widely specified low carbon structural steel flat product across global construction, ship building, bridge engineering, and industrial machinery fabrication. With carbon content balanced between 0.14% and 0.22%, our hot rolled mild steel plates offer superior weldability, high ductility, and uniform tensile strength. Sourced directly from premier China rolling mills, Ironex maintains over 80,000 metric tons of prime mild steel plates in thickness from 1.5mm to 200mm, with custom CNC flame cutting, plasma profiling, edge beveling, and shot blasting services. Contact our engineering sales team for real-time factory wholesale pricing and worldwide port delivery.
Due to daily market movements in raw material costs and exchange rates, prime steel products are quoted on a spot basis rather than fixed prices. We provide transparent wholesale pricing with tier-based volume discounts (FCL / Bulk). Contact our export sales engineering team to receive today's official FOB / CIF quotation and MTC certificate.
Product Parameters
| Product Name | Mild Steel Plate / Hot Rolled Mild Steel Sheet |
| Equivalent Grades | ASTM A36, GB/T 700 Q235B, JIS G3101 SS400, EN 10025-2 S235JR, DIN 17100 ST37-2 |
| Thickness Range | 1.5mm - 200mm (1.5-6mm sheet, 6-25mm medium plate, 25-200mm heavy plate) |
| Width Range | 1000mm - 3000mm (Custom longitudinal slitting and cutting supported) |
| Length Range | 2000mm - 12000mm (Custom cutting to exact project dimensions) |
| Fabrication Services | CNC Flame Cutting, Laser Cutting, Plasma Profiling, Bending, Drilling, Beveling |
| Quality Certification | ISO 9001:2015, CE Certified, EN 10204 3.1 MTC, SGS / BV / ABS / DNV inspection |
| Supply Capacity | 80,000 tons in warehouse inventory, immediate container loading within 7 days |
| Pricing Terms | Real-time mill wholesale quotation per ton (FOB China ports / CIF worldwide) |
Chemical Composition
| Grade | C (%) | Mn (%) | Si (%) | P (%) | S (%) |
|---|---|---|---|---|---|
| Q235B / A36 / SS400 | 0.14 - 0.22 | 0.30 - 0.70 | ≤ 0.35 | ≤ 0.035 | ≤ 0.035 |
Mechanical Properties
| Grade | Yield Strength ReH (MPa) | Tensile Strength Rm (MPa) | Elongation A5 (%) | Impact Energy (20°C) |
|---|---|---|---|---|
| Q235B / A36 | ≥ 235 | 370 - 500 | ≥ 26 | ≥ 27 J |
Product Features & Advantages
- Balanced carbon chemistry providing exceptional bendability, stamping, and welding performance
- High structural integrity without internal lamination defects, verified by ultrasonic testing
- Comprehensive custom pre-fabrication: beveling, drilling, and custom profile cutting
- Supplied with verified EN 10204 3.1 Mill Test Certificates and full mill heat traceability
Applications & Industries
Customer Reviews & Mill Quality Audits
Overall Satisfaction from Global EPC & Steel Buyers
EN 10204 3.1 Chemical & Tensile Verification Passed
SGS, BV & Cotecna Third-Party Audits Supported
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