Accreditation Administration System:
Thermomechanical rolled welded fine grain structural steel plate S275M and S275ML are especially intended for using in heavily loaded parts of welded structures such as bridges,storage tanks,flood gates,water supply tanks and so on.
Delivery conditions(Heat treatment):All the plates shall be supplied in the thermomechanical rolled condition.Steel making process:S275M and S275ML steel making process shall be in accordance with EN 10025-1.If specified at the time of order the steel rolling process shall be indicated to the buyer.The grain steels shall be have a fine grain structure containing sufficient amounts of nitrogen binding elements.
Original Mill Test Certificates shall be provided for customers's tracking and quality guarantee.Please see the chemical composition tables in rolling accordingly to
|
Steel Grade |
Chemical Composition Max | ||||||
|
|
C |
Si |
Mn |
P |
S |
Nb |
V |
|
S275M |
0.15 |
0.55 |
0.60 |
0.035 |
0.030 |
0.06 |
0.10 |
|
|
Al min |
Ti |
Cr |
Ni |
Mo |
Cu |
N |
|
S275M |
0.015 |
0.06 |
0.35 |
0.35 |
0.13 |
0.06 |
0.017 |
For steel plate S275M and S275ML belows 40mm in thickness,Tensile Strength shall be between 370-530 Mpa.Yield Strength shall be above 275 Mpa.
