Nau'in 7 zafi tsoma galvanized bolts za a iya musamman
Bayanin samfur
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Kullin mai siffa 7 wani nau'i ne na ƙugiya da ake amfani da shi a wurin ginin, mai siffar 7 mai siffar. Haka kuma ana kiranta ƙarfafa anka farantin anka, welded anga aron ƙarfe, anka katse anga santsi, tendon farantin anchor bolt, anga angwaye, anga dunƙule, anga waya, da dai sauransu An binne shi a cikin kankare tushe kuma ana amfani dashi azaman tushe don gyara iri-iri. inji da kayan aiki. Kullin anga mai siffa 7 yana ɗaya daga cikin kusoshi na anga da aka fi amfani da su. Q235 karfe ana amfani dashi gabaɗaya don masana'antu, kuma ana amfani da kayan Q345B ko 16Mn don sarrafawa tare da babban ƙarfi, kuma ana amfani da kayan 40Cr don sarrafa samfuran tare da ƙarfin 8.8, kuma ana amfani da ƙarfe na sakandare ko na uku na zaren lokaci lokaci-lokaci don sarrafawa. An raba kullin anka zuwa ulu, sanduna masu kauri da sanduna sirara ta nau'i daban-daban. Wool, wato, ɗanyen ƙarfe, ana sarrafa shi kai tsaye daga karfe zagaye ko waya ba tare da sake fasalin ba. Ita kuma sanda mai kauri ana kiranta da nau’in A, ita kuma ‘yar siririyar sanda ita ce nau’in B, wacce duk an yi ta ne da karfe bayan an gyara ta zuwa diamita na sandar da ake bukata. Ana yin ƙullun ƙuƙumman anga ta hanyar walda farantin ƙarfe mai tauri tare da kullin kai guda ɗaya. Juriyar fitar da shi yana da ƙarfi. Dangane da yanayi daban-daban na amfani, za su iya isa 3.6, 4.8, 6.8, 8.8, da dai sauransu The tensile iya aiki na sa 3.6 7-dimbin yawa anga kusoshi ne tensile damar da karfe da kanta. Ƙarfin ƙwanƙwasa ƙwanƙwasa da aka sarrafa kai tsaye tare da albarkatun Q345B ko 16Mn na iya kaiwa ƙarfin juzu'i na 5.8.
Matsayi
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1. Ma'auni don girman girman maƙallan bakin karfe: ƙayyade abun ciki na ainihin girman samfurin; samfurori tare da zaren.
2. Ba misali akan yanayin fasaha na samfur. Musamman, ya haɗa da ma'auni masu zuwa:
Ma'auni na haƙurin samfur mai ɗauri: ƙididdige juriyar girman samfur da juriyar jumloli.
3. Ka'idoji akan aikin injiniya na samfuran fastener: ƙayyade hanyar yin alama na matakan aikin injiniyan samfur da abun ciki na kayan aikin injiniya da buƙatun; wasu samfuran masu ɗaure za su canza wannan abun ciki zuwa aikin kayan samfur ko aikin abun ciki na al'amari.
4. Standards for surface lahani na fastener kayayyakin: saka iri da takamaiman bukatun na samfurin surface lahani.
5. Surface jiyya matsayin na fastener kayayyakin: saka iri da takamaiman bukatun samfurin saman jiyya.
6. Ma'auni don gwajin samfurin fastener: ƙididdige abubuwan da aka ambata a sama daban-daban na gwajin buƙatun aiki.