Injiniya oda replenishment, samfurin gami karfe bututuA333 GR6, ƙayyadaddun bayanai shine 168.3 * 7.11, dacarbon karfe bututu GB/T9948, 20 #, ƙayyadaddun bayanai shine 114.3*6.02, da dai sauransu.

Mai zuwa yana gabatar da ƙa'idodi da kayan da umarnin injiniya zasu ci karo da su:

20# GB8163 ruwa sufuri m karfe bututu

Menene ma'anar bututun ƙarfe mara ƙarfi? Kayan kuma shine darajar da muke yawan faɗi, kamar 20#, 45#, wanda ke wakiltar abubuwan sinadaransa da kayan aikin injiniya kamar ƙarfin ƙarfi, ƙarfin haɓaka, da haɓaka ƙimar. Wadannan sune 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 da shi don injiniyan 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 boilers, kuma superheated tururi bututu da baka bututu ga locomotive boilers. Abubuwan wakilci: 10 #, 20 #, Q355B;
GB5310 babban matsa lamba tukunyar jirgi tube, abu 12Cr1MovG

4. GB/T5310-2017, Bututun ƙarfe maras nauyi don manyan tukunyar jirgi, galibi ana amfani da su don dumama farfajiyar bututun ruwa tare da matsa lamba da sama. Akwai carbon karfe, gami karfe da bakin karfe zafi jure sumul karfe bututu. Abubuwan wakilci: 20G, 15CrMoG, 12Cr1MoVG, da dai sauransu;

5. GB/T6479-2018, High-matsi sumul karfe bututu ga sinadaran taki kayan aiki, yafi amfani ga sinadaran kayan aiki da bututu tare da aiki zafin jiki na -40 ~ 400 ° C 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 tanderu, masu musayar zafi da bututun mai a matatun mai. Abubuwan wakilci: 10#, 20#, Q345, 15CrMo;