Alibaba golden brand recommend mild steel square hollow section
Rectangular & Square steel pipe
Product detail
Material of the steel grade
Elements | Chemical Composition% | Mechanical Property | ||||||
C% | Mn% | S% | P% | Si% | Yield Point (Mpa) | Tensile Strength (Mpa) | Elongation | |
Q195 | 0.06-0.12 | 0.25-0.50 | <0.050 | <0.045 | <0.30 | >195 | 315-430 | 32-33 |
Q215 | 0.09-0.15 | 0.25-0.55 | <0.050 | <0.045 | <0.30 | >215 | 335-450 | 26-31 |
Q235 | 0.12-0.20 | 0.30-0.70 | <0.045 | <0.045 | <0.30 | >235 | 375-500 | 24-26 |
Q345 | <0.20 | 1.0-1.6 | <0.040 | <0.040 | <0.55 | >345 | 470-630 | 21-22 |
Packaging & Delivery
Packaging Details:
1,Usaually bundles by steel strips.
2,Bundles with plastic film.
3,Black painting
4,Inputing plastic cap
5,Standard exporting package
6,As customers’ request
Delivery Detail
After received 30% payment 20-25days.
If you need our pipe, please contact me . Do not hesitate!