GB 712 AH40 Steel Plate

 GB 712 AH40 Steel Plate, GB 712 AH40 Ship Plate, GB 712 AH40 Supplier, GB 712 AH40 Factory

Unitedsteel Shipbuilding Plate factory is specialized in producing, exporting high quality GB 712   Classification Society Steel Plate, The main Grade is GB 712 Grade A, Grade B, Grade D, Grade E, AH32, AH36, AH40, DH32, DH36, DH40, EH32, EH36, EH40 and FH32, FH36, FH40.

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  1. GB 712 AH40 Chemical Composition Max % for production analysis
GB 712 AH40 high Strength Chemical Composition in Tempering and Quenching
Grade The Element Max (%)
C Si Mn P S Al N
GB 712 AH40 0.18 0.50 0.90-1.6 0.035 0.035 0.015  
Nb V Ti Cu Cr Ni Mo
0.02-0.05 0.05-0.10 0.02 0.35 0.2 0.4 0.08

Crack Sensitivity:  Pcm = (C+Si/30+Mn/20+Cu/20+Ni/60+Cr/20+Mo/15+V/10+5B)%
Carbon Equivalent:  Ceq = 【C+Mn/6+(Cr+Mo+V)/5+(Ni+Cu)/15】%

  1. GB 712 AH40 Mechanical Property
GB 712 AH40 high strength property in tempering and quenching
Grade   Mechanical Property Charpy V Impact Test
Thickness Yield Tensile Elongation Degree Energy 1 Energy 2
GB 712 AH40 mm Min Mpa Mpa Min  % 0 J J
t≤50 390 510-660 20% 27 41
50＜t≤70 390 510-660 20% – –
70＜t≤100 390 510-660 20% – –
Note: Energy 1 is transverse impact test, Energy 2 is longitudinal

  1. Size: Thickness 1mm to 600mm,

       Width: 1500mm to 4500mm

       Length: 10mm to 12000mm

       Max weight of each plate: 50 Tons.

  1. Delivery time: 25days or earlier.

  1. Payment Item: TT or LC.

  1. Quliay Promised: Third party inspection and factory inspection before delivery.

  1. Cutting service and pretreatment Service

Unitedsteel Shipbuilding Plate factory is specialized in high quality shipbuilding steel plate and stock steel plates. If you have any requirement for Shipbuilding Steel Material plate, please feel free to contact us.