SM400B Steel is a material designation defined in JIS G3106 standard, SM400B Steel is a Hot Rolled Steel for Welded Structure.
SM400B Steel is hot rolled steel for welded structure in the form of plates, sheets & strips for architecture, engineering structures. SM400B steel is a material grade and designation defined in JIS G3106 standard. JIS G3106 is a Japanese material standard for hot rolled steel for welded structure steel plates, sheets, strips for Architecture, Engineering Structures.
JIS G3106 SM400B chemical composition
|
Grade |
C |
Si |
Mn |
P |
S |
|
SM400B |
t≤50 |
≤0.20 |
≤0.35 |
0.60-1.40 |
≤0.035 |
≤0.035 |
|
50<t≤200 |
≤0.22 |
The hot rolled steel for welded structure SM400B steel is less reliable in its tensile strength than SM490B steel.
JIS G3106 SM400B mechanical properties
|
Grade |
Yield strength |
Tensile strength |
Elongation |
|
SM400B |
t≤16 |
≥245 |
t≤100 |
400-510 |
t≤5 |
≥23 |
|
16<t≤40 |
≥235 |
5<t≤16 |
≥18 |
|
40<t≤100 |
≥215 |
100<t≤200 |
400-510 |
16<t≤50 |
≥22 |
|
100<t≤160 |
≥205 |
t>40 |
≥24 |
|
160<t≤200 |
≥195 |
- |
- |
Applications:
JIS G3106 SM400B steels are in making ship building, engineering structures, and in manufacturing of highly specialized equipment.
If you need SM400B and the difference about SM400B and SM490B steel, please contact us, we can have a further discussion.
