♦ Low temperature impacting test according to EN10045-1
♦ Wall thickness tolerance according to EN10210-2
♦ Ultrasonic test under EN 10160,ASTM A435,A577,A578
♦ Issued Orginal Mill test certificate under EN 10204 FORMAT 3.1/3.2
♦ Surface Protection:Black,Varnish,Hot Dip Galvanized,Pre-Galvanized,Coating with shop prime.
►Mechnical property for S420MLH Hollow Sections:
Thickness (mm) |
||||
|
≤ 16 |
> 16 ≤ 40 |
Impact temperature |
Min.Energy |
Yield strength (≥Mpa) |
420 |
400 |
℃ |
J |
Tensile strength (Mpa) |
500-660 |
-50 |
27 |
►Chemical composition forS420MLH Hollow Sections (Heat Analysis Max%)
Main chemical elements composition of S420MLH |
||||||
C |
Si |
Mn |
P |
S |
Nb |
V |
0.16 |
0.50 |
1.70 |
0.030 |
0.025 |
0.050 |
0.12 |
Alt min. |
Ti |
Ni |
Mo |
N |
|
|
0.02 |
0.05 |
0.30 |
0.20 |
0.020 |
|
|