Tianjin Lefin Industrial Co., Ltd is one of the most experienced manufacturers and suppliers of s355nh structural hollow section square tube in China. Please feel free to buy high quality s355nh structural hollow section square tube from our factory. Good service and reasonable price are available.
S355NH Structural Hollow Section Tube
Key words: SHS, RHS, MS Square Tube, MS Rectangular Tube, Hollow Structure Section.
Delivery Condition: Normalized (Normalized includes normalized rolled.)
| Grade : | S355NH (Non-alloy quality steels) | ||
| Classification: | Structural steel | ||
| Standard: |
|
Chemical composition % of steel S355NH
| CEV < 0.43 / 0.45 for thickness 16 / 65 mm |
| C | Si | Mn | Ni | P | S | Cr | Mo | V | N | Nb | Ti | Al | Cu |
| max 0.23 | max 0.5 | 0.9 - 1.65 | max 0.5 | max 0.035 | max 0.03 | max 0.3 | max 0.1 | max 0.12 | max 0.02 | max 0.05 | max 0.03 | max 0.02 |
max 0.35 |
Mechanical properties of steel S355NH (1.0539)
| Nominal thickness (mm): | to 65 |
| Rm - Tensile strength (MPa) | 470-630 |
| Nominal thickness (mm): | to 16 | 16 - 40 | 40 - 65 |
| ReH - Minimum yield strength (MPa) | 355 | 345 | 335 |
| KV - Impact energy (J) | -20° 40 |
| Nominal thickness (mm): | to 65 |
| A - Min. elongation at fracture (%) longitud., | 22 |
| Nominal thickness (mm): | to 65 |
| A - Min. elongation at fracture (%) transverse, | 20 |
Sizes:
500X500X15 600X600X15 700X700X18 800X800X25 900X900X30... 1000X1000X45 1200X1200X50...
300X500X15 400X600X15 500X800X17 500X900X18 600X1000X25... 800X1200X30 1100X1200X45...
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