Q345B+304L Clad steel plate Chemical Composition and Mechanical Property
| Grade | C % | Si % | Mn | P % | S % | |
| Q345B | ≤0.20 | ≤0.55 | 1.00-1.60 | ≤0.040 | ≤0.040 | |
| Grade | Thickness | Yield Strength (Mpa) | Tensile Strength | Elongation | Impact Energy | |
| (mm) | (MPa) | (%) | Min | |||
| Q345B | ≤ 16 | 345 | 470-630 | 21 | 20 | 34J |
| >16-35 | 325 | 470-630 | 21 | 20 | 34J | |
| >35 | 295 | 470-630 | 21 | 20 | 34J | |
| The min impact energy is longitudinal energy | ||||||
| Grade |
C
|
Mn |
P
|
S
|
Si |
Cr |
Ni | Mo | Ni |
Cooper
|
| 304L(S30403) | 0.030 | 2.0 | 0.045 | 0.030 | 0.75 | 17.5-19.5 | 8.0-12.0 | - | 0.10 | - |
| Grade |
Yield strength (N/mm2), min |
Tensile strength (N/mm2), min |
Elongationin 2 in. (50mm), %, min |
|
Cold bend | ||||||
|
Austenitic (Chromium-Nickel) (Chromium-Manganese-Nickel) |
|||||||||||
| 304L(S30403) |
|
|
40 |
|
not required | ||||||
Q345B+304L Clad steel plate Application
Q345B+304L Clad steel plates are used in Construction of Bridges, Highway Construction and Other Engineering construction.
Q345B+304L Clad steel plate Other Name
Q345B+304L Clad steel plate, Q345B steel plate, 304L steel plate
Additional Condition
UT(Ultrasonic examination), AR(As Hot Rolled only), TMCP(Thermal Mechanical Control Processing), N(Normalized), Q+T(Quenched and Tempered),Z Direction Test(Z15,Z25,Z35), Charpy V-Notch Impact Test, The Third Party Test (such as SGS Test), Coated or Shot Blasting and Painting.
For hydrogen storage pressure vessels requiring hydrogen embrittlement resistance, we provide S355JR+304L Clad steel and other grades meeting GB/T 34510. If you need to verify Hydrogen Induced Cracking (HIC) test results, design pressure adaptability, or customize lightweight solutions, reach out for communication and exclusive quotations.
Email: alloy@gneesteelgroup.com
Whatsapp (WeChat): +86 15824687445
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