China ASTM A36 Carbon Steel Flat Bar Suppliers - 30,000 TONS Available from Trusted Factory
Specifications
Grade: ASTM A36 SS400 Q195B Q235B S235JR S275JR S355JR Q355B
Size: 20-150mm wide, 1.5-20mm thick, as per customer's requirement
Surface treatment: Black
Length: 6-12m, customization
Packing: Standard sea-worthy packing
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

Exhibition 01

Exhibition 02

Exhibition 03

Exhibition 04

Exhibition 05

Exhibition 06
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 sizes are in stock and can be shipped immediately.
Q: What specifications and steel grades do you provide?
A: We offer grades including ASTM A36, SS400, Q195B, Q235B, S235JR, S275JR, S355JR, and Q355B. Widths range from 20-150mm, and thickness ranges from 1.5-20mm. Customization is supported.
Q: What additional services do you offer?
A: We provide value-added processing services including punching, painting, galvanizing, cutting, and welding.
Contact Us












