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Brand Name : LONGTENG
Model Number : AH32、AH36、AH40 DH32、DH36、EH40 EH32、EH36、EH40 FH32、FH36、FH40 EQ43、EQ47、EQ56 A514GrQ A517GrQ
Place of Origin : CHINA
MOQ : 25MT
Payment Terms : L/C, D/A, D/P, T/T
Supply Ability : 1,500,000MT/MONTN
Delivery Time : 30 DAYS
Packaging Details : SEAWORTHY OF PACKING
Product Name : Marine & Offshore Engineering Specialized Heavy Plate
Material : P20
Thickness : 6-220MM
Width : 1500 - 3650MM
Length : 4000 - 18000MM
Customized : Accept
Marine & Offshore Engineering Specialized Heavy Plate
Designed for extreme marine environments, our hot-rolled forged heavy steel plates deliver exceptional corrosion resistance, impact toughness, and fatigue strength to meet the rigorous demands of offshore structures. Through integrated EAF-LF-VD secondary refining and thermo-mechanical controlled processing (TMCP), these plates achieve ultra-low sulfur content (<0.002%), enhanced through-thickness properties (Z35 certified), and superior weldability with CET ≤0.42%.
Thickness | 6mm – 220mm |
Width | 1500mm – 3650mm |
Length | 4000mm – 18000mm |
Unit Weight | Up to 60 tons per piece |
Standard | GB/T, ASTM, EN10025, JIS, ASME, API, CCS, DNV, etc. |
Heat Treatment | Normalizing, Quenching + Tempering, Accelerated Cooling (ACC), Annealing |
Purity Level | P ≤ 0.006%, S ≤ 0.002%, N ≤ 50ppm, O ≤ 15ppm, H ≤ 1.5ppm |
Steel Grade | Q245R,Q345R,A420,Q235GJB/C/D/E,WDB620,etc. |
Application | Offshore drilling platform tubular joints Ice-class vessel hulls (Polar Code compliant) Subsea pipeline end terminals Floating LNG storage tank shells |
1:Complete electric furnaces and off-furnace refining equipment
2:The largest-sized steel ingots and continuous casting billets
3:The largest and most comprehensive fully automatic production line in China, and private customization is provided.
Products of the factory:
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Marine & Offshore Engineering Specialized Heavy Plate
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