LSAW karfe bututubututun karfe ne mai tsayin tsayi. Yawancin lokaci an raba su zuwa metric welded bututu, bututu mai walƙiya na bakin ciki, bututun mai sanyaya wutar lantarki da sauransu. Madaidaicin bututu mai walƙiya yana da tsari mai sauƙi na samarwa, ingantaccen samarwa, ƙarancin farashi, da haɓaka cikin sauri. LSAW karfe bututu bisa ga samar tsari za a iya raba high-mita madaidaiciya kabu karfe bututu da submerged baka welded madaidaiciya kabu karfe bututu. Submerged baka welded madaidaiciya kabu karfe bututu an kasu kashi UOE, RBE, da kuma JCOE karfe bututu bisa ga daban-daban forming hanyoyin. Wadannan sun bayyana mafi na kowa high-mita madaidaiciya kabu karfe bututu da submerged baka welded madaidaiciya kabu karfe bututu kafa tsari.

• Abu mai ban mamaki: Bayan farantin karfe da aka yi amfani da shi don kera manyan diamita submerged-arc welded madaidaiciya-hannun bututun ƙarfe ya shiga cikin layin samarwa, an fara aiwatar da cikakken farantin ultrasonic dubawa;

 

• Milling Gefen: Ta hanyar injin milling na gefen, gefuna biyu na farantin karfe suna niƙa mai gefe biyu don cimma buƙatun farantin da ake buƙata, daidaiton gefen farantin da siffar tsagi;

 

• Pre-lankwasawa: Na'urar da aka riga aka lankwasawa don riga-kafin lankwasawa don gefen allon yana da curvature wanda ya dace da buƙatun;

 

• Ƙirƙirar: Da fari dai, rabin farantin karfe da aka riga aka lanƙwasa ana hatimi kuma an buga shi zuwa siffar "J" akan na'ura ta JCO. Sauran rabin farantin karfen kuma an lanƙwasa a danna su a cikin siffar "C" don samar da budewa. Siffar "O".

 

• Pre-welding: Bayan samuwar madaidaiciyar kabu welded karfe bututu gidajen abinci da kuma ci gaba da waldi ta amfani da gas garkuwa waldi (MAG);

 

• Welding na ciki: Yi amfani da walƙiya mai ɗumbin waya a tsaye (har zuwa wayoyi huɗu) don walda cikin bututun ƙarfe madaidaiciya;

 

• Welding na waje: Yi amfani da walƙiyar baka mai yawan waya a tsaye don waldawa wajen bututun ƙarfe na LSAW;

 

• Ultrasonic dubawa I: 100% dubawa na ciki da waje welds na a tsaye welded karfe bututu da tushe karfe a bangarorin biyu na weld;

 

• Binciken X-ray I: 100% X-ray masana'antu talabijin duba na ciki da waje welds, ta amfani da tsarin sarrafa hoto don tabbatar da ganewar ganewa;

 

• Girman diamita: Cikakken tsayin daka-tsalle-tsalle-tsalle madaidaiciya madaidaiciyar bututun ƙarfe yana faɗaɗa don haɓaka daidaiton girman bututun ƙarfe kuma an inganta rarraba damuwa na ciki na bututun ƙarfe;

 

• Gwajin matsa lamba na hydraulic: Ana gwada tushen diamita na bututun ƙarfe da aka faɗaɗa akan injin gwajin hydrostatic don tabbatar da cewa bututun ƙarfe ya dace da gwajin gwajin da ake buƙata. Na'urar tana da rikodin atomatik da ayyukan ajiya;

 

• Chamfering: Bayan wucewa dubawa, ana sarrafa bututun ƙarfe ta ƙarshen bututu don isa girman ƙarshen bututun da ake buƙata;

 

• Ultrasonic dubawa II: Ultrasonic dubawa ana sake yi daya bayan daya don duba lahani da zai iya faruwa a madaidaiciya kabu welded karfe bututu bayan diamita fadada da ruwa matsa lamba.

 

• X-ray jarrabawa II: X-ray masana'antu talabijin dubawa da tube-karshen weld gwajin kabu na karfe shambura bayan diamita fadada da hydrostatic matsa lamba gwajin;

 

• Tube karshen maganadisu duban dan tayi: Ana yin wannan binciken don nemo lahanin ƙarshen bututu;

 

• Anti-lalata da shafi: The m karfe bututu ne anti-lalata da shafi bisa ga mai amfani ta bukatun.