A36 SM400 Carbon Steel H Beam
A36 is a type of low carbon steel. Mild steel is classified as having less than 0.3% carbon by weight. This makes A36 H-beam easy to machine, weld and form. Low carbon also prevents heat treatment from having too much of an impact on A36 H-beam steel. A36 H-beams also typically contain small amounts of other alloying elements, including manganese, sulfur, phosphorus and silicon. These alloying elements are added to give A36 H steel the required chemical and mechanical properties.
SM400 steel is Japanese standard steel and is a carbon structural steel for engineering structures that implements the JIS G3106 standard. SM400 H-shaped steel is mainly used to manufacture factories, bridges, general buildings and various types of engineering machinery, coal mine hydraulic supports and other mechanical equipment and other structural parts.


Products Details
|
Product Name |
A36 SM400 Carbon Steel H Beam |
|
Length |
1m - 12m , or according to your requests. |
|
Standard |
GB ASTM, JIS, SUS, DIN, EN etc |
|
Size |
1.Web Width (H): 100-900mm |
|
5MOQ |
1 Ton |
|
Payment |
30%TT for deposit, 70% balance before shipment or LC at sight |
|
Packing |
Export standard packing or according to customers' requirement |
a36 h beam chemical composition
| С | Si | Mn* | S | P | Cu** |
|
≤ 0.25 |
≤ 0.40 | ~ |
≤ 0.05 |
≤ 0.04 | ≥ 0.20 |
SM400 h shaped steel chemical composition
|
Symbol |
Chemical composition |
||||
|
C max |
Si max |
Mn
|
P max |
S max |
|
|
SM400A |
0.23 |
- |
2.5xc min |
0.035 |
0.035 |
|
SM400B |
0.20 |
0.35 |
0.6-1.40 |
0.035 |
0.035 |
|
SM400C |
0.19 |
0.35 |
1.4 max |
0.035 |
0.035 |
a36 h section steel mechanical property
| Yield strength, MPa (min) | Tensile strength, MPa | Elongation (sample 200 mm),% (min) |
| 250 | 400-550 | 20 |
sM400 H column steel mechanical property
| Yield Rp0.2 (MPa) |
Tensile Rm (MPa) |
Impact KV/Ku (J) |
Elongation A (%) |
Reduction in cross section on fracture Z (%) |
As-Heat-Treated Condition | Brinell hardness (HBW) |
|---|---|---|---|---|---|---|
| 573 (≥) | 796 (≥) | 11 | 33 | 22 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 333 |
SM400 Structural Steel Beams physical property
| Temperature (°C) |
Modulus of elasticity (GPa) |
Mean coefficient of thermal expansion 10-6/(°C) between 20(°C) and | Thermal conductivity (W/m·°C) |
Specific thermal capacity (J/kg·°C) |
Specific electrical resistivity (Ω mm²/m) |
Density (kg/dm³) |
Poisson's coefficient, ν |
|---|---|---|---|---|---|---|---|
| 31 | - | - | 0.12 | - | |||
| 462 | 147 | - | 23.3 | 113 | - | ||
| 975 | - | 44 | 31.2 | 241 | 234 |
Carbon steel h beam image
H-profile steel has an economical and reasonable cross-section shape and good mechanical properties. During rolling, each point on the cross-section extends more uniformly and has low internal stress. Compared with ordinary I-beams, it has the advantages of large section modulus, lightweight, and metal saving, which can make buildings The structure is reduced by 30-40%; because the legs are parallel inside and outside, and the ends of the legs are right-angled, they can be assembled into components, which can save welding and riveting work by up to 25%.


About GNEE group
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We can provide professional services, we have A36 SM400 Carbon Steel H Beam and angle iron and other products in stock, if you have any needs, please contact us.
FAQ
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A: Yes, we could offer the sample for free charge but do not pay the cost of freight.
Q: WHAT IS YOUR TERMS OF PAYMENT ?
A: We accept LC and TT both.
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