A4 stainless steel floor lifter with 38x40mm spring - OEM

A4 stainless steel A4 steels, alloyed with molybdenum, are "acid resistant" and provide better corrosion resistance. A4 is used extensively in the cellulose industry, since this grade of steel was developed for boiling sulphuric acid. It is also suitable to some extent for chloride environments. A4 is also frequently used by the food and shipbuilding industries. Spring-loaded floor The spring allows the return of the ring which eliminates any vibrations. The floor lifter can be operated manually and is usually fitted with safety locking systems to hold the floor in place when lifted. It is important to choose a là¨ve-plancher that is suitable for the size and weight of the floor, as well as the boat's spà©cifications.