ASTM A53 GR.B Bututun Karfe maras kyau
Takaitaccen Bayani:
ASTM A53 ne carbon karfe gami, amfani da matsayin tsarin karfe ko don low-matsa lamba famfo.The gami dalla-dalla an saita ta ASTM International, a cikin takamaiman ASTM A53/A53M.
Matsayin ASTM A53 shine mafi yawan ma'auni na bututun ƙarfe na carbon. muhimman abubuwan da za su kasance masu tasiri a kan ƙarfin ƙarfe, ƙarfin yana ƙaruwa, kuma yana rage ductility, ƙarfi da ƙarfin walda.Bayan haka, gabaɗaya kuma ya ƙunshi ƙaramin adadin silicon, manganese, sulfur, phosphorus ban da carbon.Idan aka kwatanta da sauran nau'in karfe, shi ne farkon, ƙananan farashi, yawan aiki mai yawa, mafi girman adadin.Dace da maras muhimmanci matsa lamba PN ≤ 32.0MPa, zazzabi -30-425 ℃ ruwa, tururi, iska, hydrogen, ammonia, nitrogen da man fetur kayayyakin, da sauran kafofin watsa labarai.Carbon karfe bututu shine farkon don amfani da mafi girman adadin kayan yau da kullun a masana'antar zamani.Kasashe masu masana'antu na duniya, a kokarin da suke na kara karfin karafa mai karamin karfi da kuma samar da karafa, wanda kuma ke mai da hankali sosai wajen inganta inganci da fadada nau'in iri da amfani.Matsakaicin abin da ake samarwa a cikin jimlar adadin ƙarfe na ƙasashe, kusan ana kiyaye shi a kusan kashi 80%, ba wai kawai ana amfani da shi sosai a cikin gine-gine, gadoji, layin dogo, motoci, jiragen ruwa da kowane nau'in masana'antar masana'antar injuna ba, har ma a cikin masana'antar petrochemical na zamani. masana'antu, ci gaban teku, kuma an yi amfani da su sosai.