Which of the residences of 5083 H116 and H321 aluminium alloy sheets is better in marine utility?It is necessary to realize the distinction among 5083H116 and 5083 aluminium sheet plate.Consistent with the contents of CCS Code for materials and Welding:1. H116: Aluminum alloy with magnesium content material now not less than 3.0% after corrosion protection remedy.2. H321:Magnesium content not less than three.0% of the aluminium alloy after work hardening and stabilization treatment.Have a look at the relevant definitions of anti-corrosion treatment and hardening remedy (additionally seek advice from the national preferred GB):H1* - warm rolling, strong tension;H2* - non-stop casting and rolling, strong anxiety and partial toughening;H3* - After internal strain treatment, strong overall performance;H4* - Painted or covered;H*2-25% hardness remedy, H*4-50% hardness remedy;H*6-seventy five% hardness treatment; H*eight-ninety hardness remedy.H116: suitable for 5000 series aluminium alloys with Mg content material over 4%. These merchandise have special mechanical homes and anti-stripping corrosion homes.5083 H116 or 5083 H321 aluminium belong to marine aluminium plate. They may be extensively used in marine lakes and oceans. Huge aluminium plates and medium-thick aluminium plates have excessive requirements for period and width. Typically, they're 2m lengthy and 6m thick. Further, they have to be licensed by using type societies. They're widely utilized in places where shipyards are focused.As a end result, H116 has true corrosion resistance, H321 has higher corrosion resistance and more solid performance. The mechanical houses of H116 and H321 are comparable, and each of them have top corrosion resistance after coating. As a ways as I realize, both of them may be utilized in ship construction, and extra mechanical properties want to be provided by way of expert aluminium plate producers.