JIS G3103 SB450 boiler steel plate contains Mo alloy in chemical composition comparing with boiler steel plate SB450.Normally as rolled or hot rolled is ok for pressure vessel steel plate SB450, A578-C is the best level.
JIS G3103 SB450 chemical composition
|
Grade |
C |
Si |
Mn |
P |
S |
|
SB450 |
t≤25mm |
≤0.28 |
0.15-0.40 |
≤0.90 |
≤0.030 |
≤0.030 |
|
25<t≤50mm |
≤0.31 |
Of course, normalized delivery condition would be better way for these boiler steel plates SB450.Ultrasonic test shall be done for boiler steel plate SB450,our engineers suggest doing UT standard under ASTM A435/A435M or A577/A577M or A578/A578M which including level A, level B and level C.
JIS G3103 SB450 mechanical properties
|
Grade |
Yield point N/mm2 |
Tensile strength N/mm2 |
Elongation % |
|
SB450 |
≥245 |
450-590 |
t≤25mm |
≥19 |
|
25<t≤50mm |
≥23 |
The best similar steel grade is ASTM A204GrA to SB450M.Shanghai Katalor Enterprise is a largest atmospheric corrosion resistance of structural steels plate and coil. We have about 10000tons steel plate and coil for weather resistant steel plate at our warehouse. So we could promise the delivery time and the competitive price comparing with other company.
If you are interested in some item of our materials or need consult for the any technical requirements ,please contact us freely.
