A283 A285 Hot birgima farantin karfe Mai sanyi birgima farantin karfe A36
A283 Grade C karfe ana iya yinsa tare da ayyukan gama gari kamar yankan, niƙa da walda.
Aikace -aikacen:
A283 Gr C karfe galibi ana amfani da shi don gina masana'antu, babban hasumiyar watsa wutar lantarki, gadoji, ababen hawa, tanderun tukunyar jirgi, kwantena, jiragen ruwa, da dai sauransu, kuma ana amfani da su sosai azaman buƙatun aiwatarwa don sassan injin.
Siffofin Girman A Steels: Kauri mai dacewa don wannan kayan Ajin kamar yadda aka ayyana a cikin ASTM A283 yana farawa daga 6 mm zuwa 50 mm. Yawanci ya saba daga 600 mm zuwa 2000 mm.
Sinadaran Sinadarin Grade A Steels: ASTM A283 tana bayyana abubuwan sunadarai na ƙirar Grade A kamar haka:
Matsakaicin kashi na Carbon (C) da 0.14
Matsakaicin kashi na Silicon (Si) da 0.4
Matsakaicin kashi na Manganese (Mn) da 0.9
Matsakaicin kashi na Ma'adinai (P) yana 0.035
Matsakaicin kashi na Sulfur (S) da 0.040
Mafi qarancin kashi Copper (Cu) da 0.20
Ragowar shine ƙarfe (Fe) kuma tare da ƙarancin ƙazanta
ASTM A285 wani nau'in baƙin ƙarfe na carbon ne wanda aka yi niyya don kayan haɗin jirgi mai haɗe-haɗe kamar kayan tukunyar jirgi, tankin ajiya, masu musayar zafi, da dai sauransu Tare da maki karfe 3 (Grade A, Grade B, Grade C) yana rufe kewayon ƙarfin tensile daga 310-515Mpa , yawanci ASTM A285 farantin karfe ana isar da shi azaman birgima. da aka yi ta hanyar kashe-kashe, kashe-kashe, capped ko rimmed ayyukan ƙarfe gwargwadon buƙatun masu amfani na ƙarshe.
ASTM A285 ƙarfe za a iya ƙera shi zuwa samfuran samfuran ƙarfe da yawa, faranti na ƙarfe, murfin ƙarfe, bututu na ƙarfe, yana da kyakkyawan ƙarfin walda don buƙatar walda buƙatun don kayan aikin jirgi mai matsin lamba, girman kaurinsa yana iyakance zuwa 50mm don inshorar kayan aikin injiniya.
ASTM A283 an ƙera shi azaman nau'in farantin ƙarfe na ƙarfe don manufar tsarin gabaɗaya, wannan ƙarfe yana da ƙarancin ƙarfi da matsakaicin ƙarfi, yana da maki karfe 2 (Grade C, Grade D). Don farantin karfe da aka yi daga coils ko ba tare da magani mai zafi ba, ana buƙatar ƙarin gwaji don rage damuwa, yawanci bayan an ƙawata murfin ƙarfe, dubawa, daidaitawa, ana buƙatar zafin zafin kafin isar. Ana amfani da ASTM A283 kawai don tsarin tsari, yayin da ASME SA283/SA283M farantin karfe kuma ana iya amfani dashi a cikin tukunyar jirgi da ƙera jirgin ruwa. Samfurin samfurin ƙarfe na ASTM A283 yana rufe farantin karfe, murfin ƙarfe, bututu na ƙarfe, da samfuran ƙarfe na ƙarfe azaman sassan ƙarfe, katako, idan kuna buƙatar siyan farantin ƙarfe na ASTM A283, tuntube mu yanzu.