A60 Marine Steel/Aluminium Boat Door Watertight/Weathertight/Fireproof Ship Hatch Double Sliding Factory Wholesale Price with CCS/ABS/BV/Lr/RS/Rina

A60 Marine Steel/Aluminium Boat Door Watertight/Weathertight/Fireproof Ship Hatch Double Sliding Factory Wholesale Price with CCS/ABS/BV/Lr/RS/Rina. Multiple Certification Standards: Certified by CCS, ABS, BV, LR, RINA, DNV, GL, NK, KR, and RMRS. High Fire Resistance Rating: Available in fire classes A0, A15, A30, A60, A90, and H120. Versatile Material Options: Constructed from steel, stainless steel, aluminum, or GRP. Customizable Dimensions: Sizes range from 600*1400mm to 1000*2000mm with custom options. Rapid Quick-Action Design: Features single lever or wheel operated quick-action mechanisms. Comprehensive Surface Treatment: Sand-blasted to Sa2.5, primed, or galvanized for durability. One-Year Warranty Coverage: Includes one-year warranty with at least two years of spare parts supply. Global Installation Support: Provides installation guides and global after-sales service.