Kwatanta hanyoyin samar da bututun lsaw da bututun dsaw

Bututun da aka yi amfani da su a ƙarƙashin ruwa mai tsayi nan ba da jimawa ba don bututun LSAW wani nau'in bututun ƙarfe ne wanda ɗinkin walda yake daidai da bututun ƙarfe, kuma kayan aikin ƙarfe faranti ne, don haka kauri na bango na bututun LSAW na iya zama mai nauyi sosai misali 50mm, yayin da diamita na waje ya iyakance ga 1420mm mafi girma. Bututun LSAW yana da fa'idar tsarin samarwa mai sauƙi, ingantaccen samarwa mai yawa, da ƙarancin farashi.

Bututun da aka yi da bututun ruwa mai zurfi biyu (DSAW) wani nau'in bututu ne na ƙarfe mai kauri wanda aka yi da na'urar ƙarfe mai ƙarfi a matsayin kayan aiki, wanda galibi ana yin shi da ɗumi kuma ana haɗa shi da tsarin walda mai gefe biyu ta atomatik. Don haka tsawon bututun DSAW guda ɗaya zai iya zama mita 40 yayin da tsawon bututun LSAW guda ɗaya mita 12 ne kawai. Amma matsakaicin kauri na bango na bututun DSAW zai iya zama 25.4mm ne kawai saboda ƙarancin na'urorin birgima masu zafi.

Wani abin burgewa na bututun ƙarfe mai karkace shine cewa diamita na waje ana iya yin shi da girma sosai, Cangzhou Spiral Steel Pipes Group Co.ltd na iya samar da manyan bututun diamita tare da diamita na waje 3500mm mafi girma. A lokacin ƙirƙirar, na'urar ƙarfe tana da nakasa daidai gwargwado, matsin da ya rage yana da ƙanƙanta, kuma saman ba ya ƙagewa. Bututun ƙarfe mai karkace da aka sarrafa yana da sassauci mafi girma a cikin girman diamita da kauri na bango, musamman a samar da babban bututu mai kauri na bango, da ƙaramin diamita tare da babban bututu mai kauri na bango, wanda ke da fa'idodi marasa misaltuwa akan sauran hanyoyin. Zai iya biyan buƙatun masu amfani a cikin ƙayyadaddun bututun ƙarfe mai karkace. Tsarin walda mai kusurwa biyu mai zurfi na iya yin walda a mafi kyawun matsayi, wanda ba shi da sauƙin samun lahani kamar rashin daidaito, karkacewar walda da shigar ciki mara cikawa, kuma yana da sauƙin sarrafa ingancin walda. Duk da haka, idan aka kwatanta da bututun ɗinki madaidaiciya mai tsayi iri ɗaya, tsawon walda yana ƙaruwa da 30 ~ 100%, kuma saurin samarwa yana ƙasa.