
Custom Carbon Steel Heavy Duty Welding Fabrication Marine Structural Support Column Assembly. Custom Marine Structural Columns: Heavy-duty steel columns manufactured to approved drawings for ships and offshore structures. OEM/ODM Full Customization: Supports customization from 2D/3D drawings, samples, and technical specifications. Advanced Welding & Finishing: MIG/TIG welding, straightening, marine painting, and hot-dip galvanizing options. Rapid Prototype to Batch: Capable of one-off samples, prototypes, and continuous volume production. Comprehensive Quality Control: Includes material traceability, in-process inspection, and final functional checks. Annual Production Capacity: Over 10,000 tons annual capacity with 24 certified welders and specialized equipment. Flexible Payment & Shipping: Accepts T/T, L/C, PayPal; ships via EXW, FOB, CFR, CIF from Qingdao Port.