SB450 Steel plate for Boiler Pressure Vessel
SB450 steel plates is a kind of material for boiler and pressure vessel steel. JIS3103SB450 steel plates is characterized by a minimum yield strength of 220 - 295 MPa and by good weldability, so SB450 steel is mainly used to for manufacturing boilers, pressure vessels and pipes transporting hot liquids. the following are JIS3103SB450 steel plate's Chemical composition and mechanical properties.
Standard:JISG3103
SB450 Steel Plates equal material :ASTM A414 ,DIN 1715 material 1.0435
SB450 steel plate Chemical analysis -% by mass* (max)
SB450 steel Mechanical properties
|
Grade |
C. % |
Mn.% |
S. |
N |
Cu |
Nb |
Ti. |
Si. |
P. |
AL |
Cr. |
Mo. |
Ni |
Vi |
|
SB450 |
0.08-0.2 |
0.90-1.50 |
0.015 |
0.012 |
0.30 |
0.020 |
0.03 |
0.40 |
0.025 |
0.020 |
0.30 |
0.08 |
0.30 |
0.02 |
SB450 steel plate chief application :
|
Grade |
Type |
Thickness mm |
Yield strength Mpa(min) |
Tensile Strength MPa |
Elongation % (min) |
Impact Energy (KVJ) (min) |
||
|
-20° |
0° |
+20 |
||||||
|
SB450 |
Normalized |
≤16 16 > to≤40 40 > to≤60 60 > to≤100 100 > to≤150 150 > to≤250 |
295 |
460-580 |
21 |
27 |
34 |
40 |
|
290 |
460-580 |
21 |
27 |
34 |
40 |
|||
|
285 |
460-580 |
21 |
27 |
34 |
40 |
|||
|
260 |
460-580 |
21 |
27 |
34 |
40 |
|||
|
235 |
440-570 |
21 |
27 |
34 |
40 |
|||
|
220 |
430-570 |
21 |
27 |
34 |
40 |
|||
SB450 pressure vessel steel is widely used in petroleum, chemical industry, power station, boiler, etc, used to make the reactor, heat exchanger, separator, spherical tank, liquefied gas, nuclear reactor pressure vessel, boiler steam drum steam, liquefied petroleum, hydropower station, high pressure pipe, spiral case and other equipment and components.
Related products : SB450M , SB480M , SB480 , SB410
