Ƙimar ASTM A106 da ASTM A53:
Bayanin ASTM A53 yana rufe nau'ikan masana'antar bututun ƙarfe a cikin maras kyau da walƙiya, abu a cikin ƙarfe na carbon, baƙin ƙarfe.Surface na halitta, baki, da zafi-tsoma galvanized, tutiya mai rufi bututu.Diamita sun bambanta daga NPS 1⁄8 zuwa NPS 26 (10.3mm zuwa 660mm), kauri na bango mara kyau.
ASTM A106 ƙayyadaddun ƙayyadaddun ƙayyadaddun bayanai ya rufecarbon sumul karfe bututu, nema don sabis na zafi mai zafi.
Nau'o'i daban-daban da maki don duka ma'auni:
Don ASTM A53 akwai ERW da bututun ƙarfe mara nauyi Nau'in F, E, S yana rufe Grade A da B.
Nau'in A53 F, tanderun welded, ci gaba da weld Grade A
Nau'in E53, Welded Juriya na Wutar Lantarki (ERW), a cikin Grade A da Grade B.
Nau'in A53, bututun ƙarfe mara nauyi, a cikin Grade A da Grade B.
Idan ɗanyen kayan ƙarfe na maki daban-daban a cikin aiwatar da ci gaba da yin simintin, za a gano sakamakon abin miƙa mulki.Kuma masana'anta yakamata su cire kayan canzawa tare da hanyoyin da zasu iya raba maki daidai.
A yanayin ASTM A53 Grade B a cikin ERW (lantarki juriya welded) bututu, weld dinka za a yi da zafi magani tare da mafi ƙarancin 1000°F [540°C].Ta wannan hanyar babu martensite mara tausayi ya rage.
Idan bututun ASTM A53 B a cikin sanyi ya faɗaɗa, to bai kamata fadadawa ya wuce 1.5% na OD da ake buƙata ba.
Don ASTM A106 bututun ƙarfe, Nau'in masana'anta kawai a cikin maras kyau, aiwatar da zafi mai birgima da zana sanyi.Babban darajar A, B da C.
Matsayin ASTM A106 A: Matsakaicin sinadarin Carbon 0.25%, Mn 0.27-0.93%.Ƙarfin ƙarfi mafi ƙarancin 48000 Psi ko 330 Mpa, ƙarfin samar da ƙarfi 30000 Psi ko 205 Mpa.
Matsayin A106 B: Matsakaicin C a ƙasa 0.30%, Mn 0.29-1.06%.Ƙarfin ƙarfi mafi ƙarancin 60000 Psi ko 415 Mpa, ƙarfin samar da ƙarfi 35000 Psi ko 240 Mpa.
Daraja C: Matsakaicin C 0.35%, Mn 0.29-1.06%.Ƙarfin ƙarfi mafi ƙarancin 70000 Psi ko 485 Mpa, ƙarfin samar da ƙarfi 40000 Psi ko 275 Mpa.
Daban-daban tare daASTM A53 GR.B bututun ƙarfe mara nauyi,ASTM A106 GR.B bututun ƙarfe mara nauyiyana da Si min 0.1%, wanda A53 B yana da 0, don haka A106 B yana da mafi kyawun juriya na zafi fiye da A53 B, tunda Si inganta juriya na zafi.
Yankunan aikace-aikace na duka biyu:
Dukansu bututu suna amfani da tsarin injiniya da matsa lamba, jigilar tururi, ruwa, gas, da sauransu.
ASTM A53 bututu aikace-aikace:
1. Gina, sufuri na karkashin kasa, hakar ruwan kasa yayin gini, sufurin ruwan tururi da dai sauransu.
2. Bearing sets, inji sassa sarrafa.
3. Aikace-aikacen lantarki: watsa iskar gas, bututun samar da wutar lantarki.
4. Iskar wutar lantarki anti-static tube da dai sauransu.
5. Bututun da ke buƙatar rufin zinc.
ASTM A106 bututu aikace-aikace:
Musamman ga sabis na zafin jiki wanda har zuwa 750 ° F, kuma yana iya maye gurbin bututun ASTM A53 a mafi yawan lokuta.A wasu ƙasashe aƙalla a Amurka, yawanci ASTM A53 na bututun welded ne yayin da ASTM A106 na bututun ƙarfe maras sumul.Kuma idan abokin ciniki ya nemi ASTM A53 suma za su ba da ASTM A106.A kasar Sin, masana'anta za su ba da bututun da ya dace da ka'idodi uku ASTM A53 GR.B/ASTM A106 GR.B/API 5L GR.B bututun ƙarfe mara nauyi.
Lokacin aikawa: Jul-11-2023