China Suppliers ASTM A36 Carbon Steel Flat Bar - 30,000 TONS from Factory for Building Applications
Specifications
1. Grade
ASTM A36 SS400 Q195B Q235B S235JR S275JR S355JR Q355B
2. Size
20-150mm wide, 1.5-20mm thick, as per customer's requirement
3. Surface Treatment
Black
4. Length
6-12m, customization
5. Packing
Standard sea-worthy packing
6. Service
Punching, painting, galvanizing, cutting, welding, etc.
| Width * Thickness (MM) | |||
|---|---|---|---|
| 20x1.5 | 30x5.5 | 50x5.75 | 80x5.75 |
| 20x2.0 | 30x7.25 | 50x7.5 | 80x7.5 |
| 20x2.2 | 30x7.5 | 50x7.75 | 80x7.75 |
| 20x2.5 | 30x7.75 | 50x8.0 | 80x8.0 |
| 20x2.75 | 30x9.25 | 50x9.25 | 80x9.25 |
| 20x3.0 | 30x9.5 | 50x9.5 | 80x9.5 |
| 20x3.25 | 30x9.75 | 50x9.75 | 80x9.75 |
| 20x3.5 | 40x2.0 | 50x11.5 | 80x11.5 |
| 20x3.75 | 40x2.2 | 50x11.75 | 80x11.75 |
| 20x4.0 | 40x2.5 | 60x3.0 | 80x13.5 |
| 20x4.5 | 40x2.75 | 60x3.25 | 100x2.5 |
| 20x4.75 | 40x3.0 | 60x3.5 | 100x2.75 |
| 20x5.25 | 40x3.25 | 60x3.75 | 100x3.0 |
| 20x5.5 | 40x3.5 | 60x4.0 | 100x3.25 |
| 20x5.75 | 40x3.75 | 60x4.25 | 100x3.5 |
| 25x2.0 | 40x4.0 | 60x4.5 | 100x3.75 |
| 25x2.5 | 40x4.25 | 60x4.75 | 100x4.0 |
| 25x2.75 | 40x4.5 | 60x5.0 | 100x4.5 |
| 25x3.0 | 40x4.75 | 60x5.25 | 100x4.75 |
| 25x3.25 | 40x5.0 | 60x5.5 | 100x5.25 |
| 25x3.5 | 40x5.25 | 60x5.75 | 100x5.5 |
| 25x3.75 | 40x5.5 | 60x7.25 | 100x5.75 |
| 25x4.0 | 40x5.75 | 60x7.5 | 100x7.25 |
| 25x4.25 | 40x7.25 | 60x7.75 | 100x7.5 |
| 25x4.5 | 40x7.5 | 60x8.0 | 100x7.75 |
| Width * Thickness (MM) | |||
|---|---|---|---|
| 25x4.75 | 40x7.75 | 60x9.25 | 100x8.0 |
| 25x5.0 | 40x9.25 | 60x9.5 | 100x9.25 |
| 25x5.25 | 40x9.5 | 60x9.75 | 100x9.5 |
| 25x5.5 | 40x9.75 | 60x11.5 | 100x9.75 |
| 25x5.75 | 40x11.5 | 60x11.75 | 100x11.5 |
| 30x2.0 | 40x11.75 | 70x4.75 | 100x11.75 |
| 30x2.5 | 50x2.5 | 70x5.25 | 100x13.5 |
| 30x2.75 | 50x2.75 | 70x5.5 | 120x7.5 |
| 30x3.0 | 50x3.0 | 70x5.75 | 120x7.75 |
| 30x3.25 | 50x3.25 | 70x7.25 | 120x9.25 |
| 30x3.5 | 50x3.5 | 70x7.5 | 120x9.5 |
| 30x3.75 | 50x3.75 | 70x7.75 | 120x9.75 |
| 30x4.0 | 50x4.0 | 70x9.25 | 120x11.25 |
| 30x4.25 | 50x4.25 | 70x9.5 | 120x11.75 |
| 30x4.5 | 50x4.5 | 70x9.75 | 120x13.5 |
| 30x4.75 | 50x4.75 | 70x11.5 | 150x9.5 |
| 30x5.0 | 50x5.0 | 70x11.75 | 150x9.75 |
| 30x5.25 | 50x5.25 | 80x5.25 | 150x11.5 |
| 150x13.5 | 50x5.5 | 80x5.5 | 150x11.75 |
Product Display

Flat bar warehouse

Flat bar packaging

Steel metal packaging at both ends

Product Labels

Loaded into container

Transported to the port

In the port yard
Shipping Process
Free Quality Inspection Report
Exhibition
Company Certificate

CE

ISO14001:2015

ISO9001:2015

Alliance Member OF Tianjin Metal Materials Industry Association

Alliance of China Steel Export

China National Association of Metal Material Trade
FAQ
Q: Are you a manufacturer?
A: Absolutely. We are a direct manufacturer with our own large-scale facility located in Tianjin, China. You are more than welcome to visit us!
Q: Can I place a trial order for just a few tons?
A: Certainly. We value every partner regardless of the order size. We can easily arrange an LCL (Less than Container Load) shipment to accommodate your specific needs.
Q: Is the sample free of charge?
A: Yes, we provide samples for free so you can verify our quality. We only ask the courier cost to be covered.
Q: How long is the delivery time?
A: Most standard sizes are in stock and can be shipped immediately. Custom orders will depend on the production schedule.
Q: What steel grades are available?
A: We offer a wide range of grades including ASTM A36, SS400, Q195B, Q235B, S235JR, S275JR, S355JR, and Q355B.
Q: What processing services do you offer?
A: We provide comprehensive services such as punching, painting, galvanizing, cutting, and welding to match your requirements.













