Q460钢材性能表
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The Mechanics and Technology Property of Low Alloy and High Strength Structural Steel (China)
1.Chemical composition
Q460C
Grade: C
Chemical Composition (Quality score %)|C≤: 0.20
Chemical Composition (Quality score %)|Mn: 1.00～1.70
Chemical Composition (Quality score %)|Si≤: 0.55
Chemical Composition (Quality score %)|P≤: 0.035
Chemical Composition (Quality score %)|S≤: 0.035
Chemical Composition (Quality score %)|V: 0.02～0.20
Chemical Composition (Quality score %)|Nb: 0.015～0.060
Chemical Composition (Quality score %)|Ti: 0.02～0.20
Chemical Composition (Quality score %)|Al≥: 0.015
Chemical Composition (Quality score %)|Cr≤: 0.70
Chemical Composition (Quality score %)|Ni≤: 0.70
Q460D
Grade: D
Chemical Composition (Quality score %)|C≤: 0.20
Chemical Composition (Quality score %)|Mn: 1.00～1.70
Chemical Composition (Quality score %)|Si≤: 0.55
Chemical Composition (Quality score %)|P≤: 0.030
Chemical Composition (Quality score %)|S≤: 0.030
Chemical Composition (Quality score %)|V: 0.02～0.20
Chemical Composition (Quality score %)|Nb: 0.015～0.060
Chemical Composition (Quality score %)|Ti: 0.02～0.20
Chemical Composition (Quality score %)|Al≥: 0.015
Chemical Composition (Quality score %)|Cr≤: 0.70
Chemical Composition (Quality score %)|Ni≤: 0.70
Q460E
Grade: E
Chemical Composition (Quality score %)|C≤: 0.20
Chemical Composition (Quality score %)|Mn: 1.00～1.70
Chemical Composition (Quality score %)|Si≤: 0.55
Chemical Composition (Quality score %)|P≤: 0.025
Chemical Composition (Quality score %)|S≤: 0.025
Chemical Composition (Quality score %)|V: 0.02～0.20
Chemical Composition (Quality score %)|Nb: 0.015～0.060
Chemical Composition (Quality score %)|Ti: 0.02～0.20
Chemical Composition (Quality score %)|Al≥: 0.015
Chemical Composition (Quality score %)|Cr≤: 0.70
Chemical Composition (Quality score %)|Ni≤: 0.70
2.Mechanical property
Q460C
Grade: C
Yield Pointσs/MPa，≥| Thickness (Diameter，Side Length)/mm|≤16: 460 Yield Pointσs/MPa，≥| Thickness (Diameter，Side Length)/mm|＞16～35: 440 Yield Pointσs/MPa，≥| Thickness (Diameter，Side Length)/mm|＞35～50: 420 Yield Pointσs/MPa，≥| Thickness (Diameter，Side Length)/mm|＞50～100: 400 Yield Pointσb/MPa: 550～720
Elongationδ5(%)≥: 17
impact absorbing energy AKV(longitudinal)/J，≥|+20℃:
impact absorbing energy AKV(longitudinal)/J，≥|0℃: 34
impact absorbing energy AKV(longitudinal)/J，≥|-20℃:
impact absorbing energy AKV(longitudinal)/J，≥|-40℃:
180°Bend Testing，d= Bent Diameter，a= Sample Thickness (Diameter)| Steel Plate Thickness (Diameter)/mm|≤16: d=2a
180°Bend Testing，d= Bent Diameter，a= Sample Thickness (Diameter)| Steel Plate Thickness (Diameter)/mm|＞16～100: d=3a
Q460D
Grade: D
Yield Pointσs/MPa，≥| Thickness (Diameter，Side Length)/mm |≤16: 460 Yield Pointσs/MPa，≥| Thickness (Diameter，Side Length)/mm |＞16～35: 440 Yield Pointσs/MPa，≥| Thickness (Diameter，Side Length)/mm |＞35～50: 420 Yield Pointσs/MPa，≥| Thickness (Diameter，Side Length)/mm |＞50～100: 400 Yield Pointσb/MPa: 550～720
Elongationδ5(%)≥: 17
impact absorbing energy AKV(longitudinal)/J，≥|+20℃:
impact absorbing energy AKV(longitudinal)/J，≥|0℃:
impact absorbing energy AKV(longitudinal)/J，≥|-20℃: 34
impact absorbing energy AKV(longitudinal)/J，≥|-40℃:
180°Bend Testing，d= Bent Diameter，a= Sample Thickness (Diameter)| Steel Plate Thickness (Diameter)/mm |≤16: d=2a
180°Bend Testing，d= Bent Diameter，a= Sample Thickness (Diameter)| Steel Plate Thickness (Diameter)/mm |＞16～100: d=3a
Q460E
Grade: E
Yield Pointσs/MPa，≥| Thickness (Diameter，Side Length)/mm |≤16: 460 Yield Pointσs/MPa，≥| Thickness (Diameter，Side Length)/mm |＞16～35: 440