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船用柴油机球铁活塞在高功率和使用低质燃油运转的情况下越来越显示它的优越性。最初,是用灰铁作为内燃机活塞材料。后来,铝硅合金材料性能不断提高并显示出
Marine Diesel Ductile Iron Pistons more and more demonstrate their superiority at high power and operation with low quality fuel. Initially, gray iron was used as the internal combustion engine piston material. Later, the performance of aluminum-silicon alloy material continued to improve and showed