Anti-Settling EN124 Ductile Iron Manhole Cover

ʻO ka pōmaikaʻi o nā uhi manhole ductile hao he mea paʻa ia e hiki ke kū i ke kaumaha kaumaha a me ka hoʻohana pinepine ʻana.Loaʻa iā ia nā hiʻohiʻona anti-skid a me ka anti-theft, hiki ke hōʻoia i ka palekana o nā mea hele wāwae a me nā kaʻa.Eia kekahi, ʻo nā uhi manhole ductile hao ke kūpaʻa kiʻekiʻe o ka corrosion a hiki ke pale aku i ka hoʻoheheʻe ʻana o nā wahi paʻakikī no ka manawa lōʻihi.Ma ka hoʻohana ʻana i nā uhi manhole ductile hao, hiki iā ʻoe ke hōʻoia i ka hilinaʻi a me ka lōʻihi o kāu papahana a hoʻokō i nā kūlana ʻenehana kūpono a me nā koi code.Hoʻohana nui ʻia i ke kelepona, nā ʻōnaehana, nā pono hana a me nā hana kīwila, ʻo kēia uhi manhole kahi koho i makemake nui ʻia.