Tel : 0086-021-60880117
Tel : 0086-021-60880117
SM520B is a kind of welding structural steel in the standard JIS G3106 . SM520B commonly used in the engineering and construction industry, SM520B offers low yield and tensile strength and is supplied with a variety of treatments .SM520B steel plates usual supplied in control rolled delivery condition.
Standard: JIS G3106
Dimension range : 1.5mm -620mm x 1000mm-4000mm x 1000mm-18000mm
SM520B structural steel Mechanical Property
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Mechanical Property
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|
Grade |
Thickness |
Yield Strength |
Tensile Strength |
Elongation |
Charpy V Impact Test |
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|
Degree |
Energy 1 |
Energy 2 |
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|
SM520B |
mm |
Min Mpa |
Min Mpa |
Min % |
- |
J |
J |
|
5＜t≤300 |
365 |
520-640 |
15 |
27 |
|
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SM520B Low alloy high strength steel sheet Chemical composition
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Chemical composition
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Grade |
C |
Mn |
P |
S |
Si |
|
SM520B |
≤0.20 |
≤1.60 |
≤0.035 |
≤0.035 |
≤0.55 |
Ceq ≤ 0.44 (≤50mm thickness) 0.47 (50~100mm thickness)
Ceq(%)=C+Mn/6+Si/24+Ni/40+Cr/5+Mo/4+V/14
Delivery Status : Hot rolling, controlled rolling, normalizing + tempering
JIS G3106 SM520B steel application :
SM520B is used for the structure part with high requirement of mechanical property and welding performance in building, bridge, ship , automobile, peritoneum container and construction vehicles.
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