Real footage of the workshop of a multipurpose workboat
HID dredger shipyard forges dredging equipment to a 'zero defects' standard When dredging projects venture into the open sea, extreme cold, and highly abrasive conditions, the reliability of the equipment directly determines the success or failure of the project.
Today, HID shipyard has announced a fully digital quality loop covering the entire chain from suppliers, manufacturing, delivery to operation and maintenance, tracking everything from the material source of a single bolt to system redundancy tests of the entire ship in extreme waves. Using real measured data, they have reduced the dredger's lifecycle failure rate to the lowest in the industry, redefining the value of Chinese manufacturing in the heavy engineering vessel sector. Quality starts with material selection. HID shipyard implements a 'supplier grading + on-site supervision' system for key raw materials.
For the most critical wear-resistant steel plates, dredge pump flow parts, and high-pressure pipes, HID only selects steel mills with CCS, ABS, and DNV triple certification and deploys quality inspection teams for chemical composition spectroscopy, ultrasonic testing, and impact toughness rechecks for each batch. Every incoming material must be logged into the 'one item, one code' digital system, enabling full-chain traceability from steel furnace number to shipyard installation workbench. This measure ensures HID dredger's structural steel pass rate has remained 100% for three consecutive years, completely eliminating the risk of later cracking due to base material defects.
