LR AH36 Structural Shipbuilding Steel Plate
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Gnee Steel (Tianjin) Co., Ltd. is one of the most professional lr ah36 structural shipbuilding steel plate manufacturers and suppliers in China. Welcome to wholesale customized lr ah36 structural shipbuilding steel plate at competitive price from our factory. Good service and quality products are available.
Steel for shipbuilding must first be classified according to one or more of the relevant classification societies: American Bureau of Shipping (ABS), Lloyd's Register, or Det Norske Veritas (DNV). These have established globally-accepted standards and rules that steel for shipbuilding must follow, from chemical composition to downstream plate thickness.
| LR/AH36 high Strength Chemical Composition | |||||||
| Grade | The Element Max (%) | ||||||
| C | Si | Mn | P | S | Al | N | |
| LR/AH36 | 0.18 | 0.05 | 0.9-1.6 | 0.035 | 0.035 | 0.015 | |
| Nb | V | Ti | Cu | Cr | Ni | Mo | |
| 0.02-0.05 | 0.03-0.10 | 0.02 | 0.35 | 0.20 | 0.40 | 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】%
| LR/AH36 high strength property | |||||||
| Grade | Mechanical Property | Charpy V Impact Test | |||||
| Thickness | Yield | Tensile | Elongation | Degree | Energy 1 | Energy 2 | |
| LR/AH36 | mm | Min Mpa | Mpa | Min % | 0 | J | J |
| t≤50 | 355 | 490-630 | 21% | 24 | 34 | ||
| 50＜t≤70 | 355 | 490-630 | 21% | 27 | 41 | ||
| 70＜t≤100 | 355 | 490-630 | 21% | 34 | 50 | ||
| Note: Energy 1 is transverse impact test, Energy 2 is longitudinal | |||||||
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