Medium & Heavy Steel Plate

4mm+ HR plate, high strength & toughness for bridges, vessels, ships and heavy structures; UT available.
| Category | Steel Plates |
|---|---|
| Standards | GB, ASTM, EN, JIS, AS/NZS, GOST |
| Material / grades | Q235B, Q355B, Q345R, A36, A516 Gr.70, AH36, S355NL |
| Common sizes | 10/12/16/20mm × 2000 × 12000 |
| Length | 6–12m |
| Surface | Hot-Rolled |
| Lead time | Stock orders dispatched same day; processed orders 3–5 days; custom orders scheduled on confirmation |
| Trade terms | EXW, FOB, CFR, CIF, DDP |
Detail Information
1. Medium & Heavy Steel Plate — Overview
4mm+ HR plate, high strength & toughness for bridges, vessels, ships and heavy structures; UT available.
2. Specifications
| Surface | Black / de-rusted / painted |
|---|---|
| Material | Q235B, Q355B, Q245R, Q345R / A36, A572, A516 Gr.70, AH36 / S355NL, P265GH |
| Standard | GB/T 3274, GB 713, ASTM A516/A131, EN 10025-2/10028-2, JIS G 3106/3115 |
| Processing | Cutting, bending, welding, ultrasonic testing |
| Size range | Thickness 4–200mm, width 1500–4000mm, length 6000–12000mm |
3. Material Grades & Standards
We supply this product in the following grades. Other grades and standards can be sourced on request.
- Q235B
- Q355B
- Q345R
- A36
- A516 Gr.70
- AH36
- S355NL
- GB
- ASTM
- EN
- JIS
- AS/NZS
- GOST
4. Applications
- Shipbuilding & offshore
- Oil & gas
- Infrastructure
- Manufacturing
5. Product Photos




6. Why Order From Shanghai Banzhijia Steel
- 20,000+ tons of ready stock across every product category
- Cutting, slitting, levelling and processing to your size
- Mill Test Certificates and export documents with each order
- Ocean freight or China–Europe rail to more than 20 countries
- Order-specific specification confirmation
- Inspection documents coordinated according to order requirements
7. Packing & Shipping
We coordinate ocean freight or China–Europe rail to the agreed destination, and prepare commercial invoices, packing lists, certificates of origin, bills of lading and Mill Test Certificates for each order.



