Matsa lamba bututu waldi bayyanar asali bukatun

Kafin matsibututuyi gwajin da ba a lalata ba, dubawa na gani na mai sa ido na walda ya kamata ya dace da buƙatun.Janar bukatun ga matsa lamba bututu waldi bayyanar da surface ingancin welded gidajen abinci ne kamar haka: waldi ya kamata duba mai kyau siffar, nisa na kowane gefen gefen bevel overshadowed 2mm dace.Fillet weld tsawon ƙafar ƙafa ya kamata ya dace da buƙatun ƙira, matakin ƙayyadaddun ƙayyadaddun ƙayyadaddun nau'ikan nau'ikan ya kamata ya kasance mai santsi.

Welded surface surface ba ya ƙyale fasa, rashin Fusion, porosity, slag, spatter wanzu.Yanayin zafin ƙirar bututun yana ƙasa da digiri -29, mai mulkin fan mai taurin bakin karfe da bututun ƙarfe na gami sun kasance mafi girman farfajiyar walda, ba tare da yanke ba.Bututu walda undercut sauran kayan ya kamata ya zama mafi girma fiye da zurfin 0.5mm, m undercut tsawon kada ya wuce 100mm, da kuma bangarorin biyu na weld undercut girma a 10 bisa dari na jimlar weld tsawon.Weld surface ba kasa da bututu surface.Weld ƙarfafa, Kuma ba fiye da 3mm, (zuwa iyakar nisa na weld gidajen abinci a kan tsagi).Wuraren welded ba daidai ba kauri na gefen bango bai kamata ya wuce 10% ba kuma bai wuce 2mm ba.

A saman gwajin da ba ya lalacewa

Ka'idar zaɓin hanyar NDT mai matsa lamba na saman bututun: ƙa'idar zaɓin ƙa'idar ƙarfe: yakamata a yi amfani da bututun ƙarfe na ƙarfe a gwajin ƙwayar maganadisu;Ya kamata a yi amfani da ƙarfe maras ferromagnetic a gwajin shigar ciki.Akwai hali don jinkirta fashewar haɗin gwiwar welded, farfajiyar ya kamata ya zama gwaji mara lalacewa na sanyaya bayan walda wani lokaci;reheat fatattaka hali na welded gidajen abinci, da surface ya kamata a cikin marasa lalacewa gwaji da post-weld zafi magani sau daya kowane.

Binciken Ray da gwajin ultrasonic

Binciken Ray da gwajin ultrasonic shine babban makasudin bututun matsa lamba na haɗin gwiwa da kayan aikin bututu don haɗin gwiwa.Hanyoyin NDT da takaddun ƙira suka zaɓa.Titanium, aluminum da aluminum gami, jan karfe da jan karfe, ganuwa masu walda don gano abubuwan nickel da nickel, kuma yakamata a yi amfani da su a hanyoyin gano radiation.Akwai dabi'ar jinkirta fasa walda, duban haskensa da gwajin ultrasonic yakamata su kasance a wani lokaci na sanyaya bayan walda.Lokacin da shugaban babban fayil a cikin casing yana da girth weld, weld ɗin yakamata ya kasance yana aiki da gano hasken 100%, ana iya aiwatar da ayyukan ɓoye bayan wucewa ta gwajin matsa lamba.An rufe zoben ƙarfafawa ko farantin ƙarfe tare da welded gidajen abinci za su kasance 100% na binciken bututu, bayan wucewa sannan a rufe.Gwajin tanadin kayan walda na tsakiya, gwajin da ba zai lalata ba ya kamata a yi shi bayan wucewa dubawa na gani, rediyo da gwajin ultrasonic yakamata a yi bayan saman gwajin da ba a lalata ba, gwajin weld ɗin na iya ci gaba bayan tantance cancanta.