A matsayin wani abu mai mahimmanci kuma mai mahimmancin ƙarfe don gina tattalin arzikin ƙasa, ana amfani da bututun ƙarfe maras sumul a fannonin gine-gine, sarrafa injina, da injiniyan bututun mai (shigar ruwa da daskararru kamar ruwa, mai, gas, gawayi, da tukunyar jirgi). tururi). Saboda yanayi daban-daban na amfani da amfani, har yanzu yana da mahimmanci don zaɓar kayan da suka dace da ƙa'idodi yayin zaɓar don guje wa sharar gida da abubuwan da ba su da aminci.
20# GB8163 ruwa sufuri m karfe bututu
Menene ma'anar bututun ƙarfe mara ƙarfi? Kayan shine abin da muke yawan kira da daraja, kamar 20#, 45#, wanda ke wakiltar abubuwan sinadaransa da kayan aikin injiniya kamar ƙarfin ƙarfi, ƙarfin samar da ƙarfi, da haɓakawa. Mai zuwa shine kayan bututun ƙarfe maras sumul da aka saba amfani da su, ƙa'idodin samarwa da amfani wanda marubuci ya taƙaita.
1.GB/T8162-2018, Structural sumul karfe bututu, yafi amfani a general tsarin injiniya, inji sarrafa, yi da sauran filayen. Abubuwan wakilci: 20 #, 45 #, q345b, 40Cr, 42CrMo, da sauransu;
2.GB/T8163-2018, bututun ƙarfe mara nauyi don jigilar ruwa, galibi ana amfani dashi a cikin ayyukan bututu tare da ƙarancin matsa lamba. Abubuwan wakilci: 20 #, q345b;
45# GB8162 tsarin sumul karfe bututu
3.GB/T3087-2017, low da matsakaici matsa lamba tukunyar jirgi sumul karfe bututu, yafi amfani da su kerarre daban-daban Tsarin na superheated tururi bututu, tafasasshen ruwa bututu for low da matsakaici matsa lamba tukunyar jirgi, da superheated tururi bututu da baka bututu ga locomotive boilers. Abubuwan wakilci: 10 #, 20 #, Q355B;
GB5310babban matsa lamba tukunyar jirgi tube, abu 12Cr1MovG
4.GB/T5310-2017, Bututun ƙarfe maras ƙarfi don manyan tukunyar jirgi, galibi ana amfani da su don kera wuraren dumama na tukunyar ruwa-tube don matsanancin matsin lamba da sama. Akwai carbon karfe, gami karfe da bakin zafi-resistant karfe bututu maras sumul. Abubuwan wakilci: 20G, 15CrMoG, 12Cr1MoVG, da dai sauransu;
5.GB/T6479-2018, high-matsa lamba sumul karfe bututu ga taki kayan aiki, yafi amfani ga sinadaran kayan aiki da bututu da aiki yanayin zafi na -40 ~ 400 ℃ da kuma aiki matsa lamba na 10 ~ 30Ma. Akwai carbon tsarin karfe da gami karfe sumul karfe bututu. Abubuwan wakilci: q345a-bcde, 20#, 10mowvnb, 15CrMo;
6.GB/T9948-2013, bututun ƙarfe maras sumul don fasa man fetur, galibi ana amfani da su don bututun murhu, masu musayar zafi da bututun mai a matatun mai. Abubuwan wakilci: 10 #, 20#, Q345, 15CrMo;
Lokacin aikawa: Janairu-04-2024
