Q235B Q345B H-Section Steel
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Products Description
Q235B Q345B H section steel has a high strength-to-weight ratio, excellent ductility, and is easy to manufacture. Q235B Q345B steel H beam is carbon structural steel, ensuring that it can withstand high loads and stresses.
Q235B Q345B H-shaped steel is also corrosion-resistant and is ideal for use in harsh environments.
Q235B Q345B H-beams are commonly used in construction as beams, columns and supports, especially in bridges, tunnels and other large infrastructure projects.
Products Details
| Product Name | Q235B Q345B H-Section Steel |
| Length | as your required |
| Alloy or Not | Not |
| Standards | GB, ASTM, EN, SUS, ect. |
| Packing | in bundle,packed with steel belts tightly |
| Surface |
Painted,galvanized,welded |
| Price Term | FOB, CIF, EXW, DDP, etc. |
| Delivery Time | 7-30 days, according to your quantity |
| Origin | China |
Structural Steel Beams Chemical Composition
| Grade | Grade | C (%) |
Mn (%) |
Si | P | S | V (%) |
Nb (%) |
Ti (%) |
| ≤(%) | |||||||||
| Q235 | A | 0.14-0.22 | 0.30-0.65 | 0.30 | 0.050 | 0.045 | - | - | - |
| B | 0.12-0.20 | 0.30-0.70 | 0.045 | - | - | - | |||
| Q345 | A | ≤0.20 | 1.00-1.60 | 0.55 | 0.045 | 0.045 | 0.02 -0.15 |
0.015 -0.060 |
0.02 -0.20 |
| B | 0.040 | 0.040 | |||||||
Structural H Beam Mechanical Property
| Grade | Yield Strength | Tension Strength (MPa) |
Elongation | 180°Cold-Bend Test R-Pin Diameter A-Thickness |
Charpy V-notch Impact Test (Longitudinal) |
||||
| Thickness (mm) |
ΣS≥ (MPa) |
Thickness (mm) |
Δ ≥(%) |
Longitudinal | Transverse | TemperatureºC | AKV/J≥ | ||
| Q235 | ≤16 | 235 | 375-500 | ≤16 | 26 | A | 1.5A | 20 | 27 |
| >16-40 | 225 | >16-40 | 25 | ||||||
| >40-60 | 215 | >40-60 | 24 | 0 | |||||
| >60-100 | 205 | >60-100 | 23 | 2A | 2.5A | ||||
| >100-150 | 195 | >100-150 | 22 | 2.5A | 3A | -20 | |||
| >150 | 185 | >150 | 21 | ||||||
| Q345 | ≤16 | 345 | 470-630 | 21 | - | - | 20 | 34 | |
| >16-35 | 325 | ||||||||
| >35-50 | 295 | ||||||||
| >50-100 | 275 | ||||||||
Our Advantages
We can provide factory price with trading company services
We control production quality very strictly to keep none compensation
We guarantee 24 hours response and 48 hours solution providing service
We accept small order quantity before formal cooperation
We offer good quality with reasonable price, faster delivery with better payment terms
We have professional teams and the factory
It's very important for a company to be honest in the process of trading and so do we
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The profiles we can provide include: H beam, I beam, channel steel, angle steel, round steel, etc. The product size, material, standard, etc. can be customized according to your needs. If you have any needs for profile steel products, please contact us. Contact us and we will provide you with high-quality services. At the same time, you are welcome to visit us.
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