Bututun ƙarfe mara ƙarfi don sassan mota suna da ƙarfin ƙarfi da juriya na lalata, kuma ana amfani da su sosai a cikin birki, man fetur da tsarin dakatarwa don haɓaka aikin mota da aminci.

Alloy carbon karfe bututu ne wani nau'i na karfe bututu dangane da carbon karfe, wanda kaddarorin da aka inganta ta Bugu da kari na alloying abubuwa (kamar chromium, nickel, molybdenum, da dai sauransu).

1020 American Standard Sumul Karfe bututu, low carbon karfe, daidai da ASTM matsayin, high ƙarfi, lalata juriya, girma daidaito, high AMINCI, dace da man fetur, sinadaran, wutar lantarki da sauran filayen, da samar Hanyar na zafi-birgima, sanyi. - birgima, sanyi-ja, da dai sauransu, yadu amfani da kuma alƙawari.

Black sumul karfe bututu ne wani irin karfe bututu sanya na talakawa carbon karfe, low gami tsarin karfe ko gami karfe abu.

Galvanized bututu SAE1080 ne a Amurka atandard high carbon karfe bututu, wani irin American misali high carbon karfe.

SAE1010 galvanized bututu ne m karfe samfurin amfani da farko a cikin mota masana'antu da sauran masana'antu aikace-aikace.

SAE1008 galvanized bututu ne irin galvanized welded karfe bututu, da kayan da kuma amfani da GB/T3091-2001 misali.

Bututun da aka yi amfani da shi na galvanized culvert pipe bututu ne da aka yi da ƙarfe mai ƙyalli, wanda galibi ana amfani da shi wajen magudanar ruwa, tudu, gadoji da sauran ayyuka.

Welded bututu ne da karfe farantin karfe ko tsiri karfe bayan crimping da waldi.

Karkace welded bututu: shi ne low carbon carbon tsarin karfe ko low gami tsarin karfe karfe tsiri bisa ga wani kwana na helix (wanda ake kira forming kwana) birgima a cikin wani billet, sa'an nan da bututu kabu welded tare don yin, yana iya zama. kunkuntar tsiri don samar da babban bututun ƙarfe diamita.

Galvanized karfe bututu ne karfe bututu da aka mai rufi da tutiya Layer a saman wani talakawa karfe bututu.

Galvanized bututu karfe ne welded bututu tare da tutiya shafi su hana tsatsa da lalata.

Buɗe a ƙarshen duka kuma yana da sashe mai zurfi, tsayinsa da kewayen ƙarfe mafi girma.

A53 sumul karfe bututu ne na Amurka daidaitaccen bututun karfe wanda ya kasu kashi biyu: A53A da A53B. Daga cikinsu, A53-A daidai yake da karfe 10 # na kasar Sin, A53-B daidai yake da karfe 20# na kasar Sin, da A53-F. daidai yake da kayan q235 na kasar Sin.