Kuna ganin takamaiman kamar 10U1 4U5 16 murabba'in U-bolt da aka jefa a kusa da shi, kuma idan ba ku da zurfi cikin tallafin bututu ko takalmin gyaran kafa, yana iya zama ma'anar rubutu. The truth is, even some seasoned guys get tripped up thinking the 16 automatically refers to the bolt diameter—it doesn’t. Wannan shine yawanci girman murabba'in, faɗin fadin filayen lanƙwan U-bolt. Ainihin nama yana cikin 10U1 da 4U5, waɗanda galibi na mallakar mallaka ne ko lambar yanki don ƙimar lodi da jeri mai girma. Bari mu warware abin da kuke nema a zahiri lokacin da wani ya nemi wannan.

Yanke Miyan Alfanumeric

Dama, don haka 10U1 da 4U5. A cikin kundin kasida da yawa, musamman daga manyan cibiyoyin masana'antu kamar gundumar Yongnian ta kasar Sin, U tana nuna jerin U-bolt. Lambar da ta gabata galibi tana da alaƙa da wasan kwaikwayo ko ajin salo. 10U1 na iya nuna jerin ayyuka masu nauyi, watakila don manyan diamita na bututu ko manyan abubuwan girgizar ƙasa, yayin da 4U5 na iya zama jerin haske. Ƙila 1 da 5 na iya yin bita ko ƙananan lambobin lambobi. Ba za ku sami wannan a cikin ma'auni na ASTM ba; magana ce ta masana'anta. Na tuna cire gashina daga giciye na nuna alamar 6U3 daga mai siyar da CL-150 daga wani - ya nuna cewa sun kasance iri ɗaya ne kawai, lakabi daban-daban. Koyaushe, koyaushe nemi zane mai girma.

Girman murabba'in 16 ya fi bayyana. Wannan yana ƙayyade murabba'in U-bolt, inda lanƙwasawa shine ainihin kusurwar digiri 90, ba mai zagaye ba. 16 shine girman A, faɗin ciki na U, yawanci a cikin millimeters. Don haka, yana da 16mm daga cikin ƙafa ɗaya zuwa cikin ɗayan. Wannan yana da mahimmanci don dacewa da katako ko tashoshi. Kuskure na yau da kullun shine yin odar U-bolt murabba'i 16mm don matsa wani abu mai kauri 16mm-ba zai dace ba. Kuna buƙatar izini, yawanci ƴan mm fiye.

Me ya ɓace a nan? Tsawon ƙafar (girman L), girman zaren da farar (misali, M12 x 1.75), kayan (karfe na fili na carbon, galvanized mai zafi, 304/316 bakin karfe), da ƙarewa. Da kyar lambar haruffan ta ƙunshi duk waɗannan. Mafari ne, ba cikakken takamammen bayani ba. Na koyi wannan hanya mai wuyar gaske akan aikin shuka ruwa; mun sami bolts 10U1 akan wurin, amma sun kasance a fili karfe lokacin da muke buƙatar galv-tsoma mai zafi. An ƙi duk jigilar kaya.

Matsalolin Mahimmanci Ba Su Faɗa Maka Ba

Tsawon ƙafa shine komai don shigarwa. Idan kafafu sun yi tsayi sosai, ƙwayayen ku ba za su cika shiga ba. Doguwa da yawa, kuma kuna ɓata abu kuma mai yuwuwar yin sulhu da tsauri-doguwar kafa mai tsayi, na iya tanƙwara ƙarƙashin ƙarfi. Don murabba'in U-bolt, kuna buƙatar girman B, tsayin ciki daga ƙasan lanƙwasa zuwa farkon zaren. Wannan yana ƙayyade adadin kayan da zaku iya kewayewa. Ka'ida ta gaba ɗaya: don matse bututu, girman B ɗinku yakamata ya fi bututu O.D. da kaurin sirdi ko matashin ku, da rata don goro da mai wanki.

Ƙididdigar zaren wani rami ne. 16 square bai ce komai ba game da diamita na sanda. Yana iya zama M10, M12, ko ma M8 zaren akan lanƙwasa murabba'in 16mm. Ƙarfin kaya yana rataye akan wannan. Za a matse bututu Tabbatar da layin 4-inch 40, zaren M10 akan kullin 10U1 na iya zama ƙarƙashin ƙayyadaddun ƙayyadaddun kaya masu ƙarfi. Kuna buƙatar ƙarfin juzu'i da bayanan lodin hujja. Mashahuran masana'antun, kamar Hannun Zetai Mretering co., Ltd. bisa wannan babban tushen samar da Yongnian, yawanci yana ba da waɗannan sigogi. Shafin su, zitaifaseners.com, yana da ingantattun shafukan fasaha inda zaku iya ƙetare lambobi jerin lambobi akan ainihin kaddarorin inji.

Kayan abu da ƙare ba cikakkun bayanai ba ne. A cikin masana'antar sinadarai, 4U5 bolt mafi kyau ya zama bakin karfe 316. A cikin aikace-aikacen HVAC na bakin teku, tsoma-tsatsa mai zafi zuwa ASTM A153 ba za a iya sasantawa ba. Ƙididdigar 10U1 na iya samun tsohuwar abu, amma dole ne ka tabbatar. Na ga an ɗauke U-bolt zuwa ma'anar gama-gari, wanda aka haɗa shi ta hanyar siye, yana haifar da gazawar lalata da wuri akan aikin garejin ajiye motoci. Dole ne ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙaya suke bayyana darajar kayan a sarari da sutura.

Aikace-aikacen Duniya na Gaskiya da La'akari da Load

Don haka, kuna amfani da wannan don taron matse bututu. U-bolt bangare daya ne kawai. Kuna da sirdi (yankin da ke ɗaure bututu), da goro, da sau da yawa farantin tallafi ko tashoshi. Aikin U-bolt shine ƙirƙirar ƙarfi ba tare da lalacewa ba. U-bolt mai murabba'i, kamar wannan murabba'in 16, yana zaune a kan katako mai murabba'i, yana hana jujjuyawa - U-bolt mai zagaye na iya wani lokaci yana jujjuyawa yayin ƙarfafawa, wanda shine mafarki mai ban tsoro a cikin wurare masu ƙarfi.

Lambobin jerin lambobin 10U1 vs. 4U5 mai yiyuwa sun yi daidai da ƙimar ƙima. A cikin gwaninta na, babban jagorar lamba sau da yawa yana nufin mafi girman diamita na sanda da radius mai nauyi mai nauyi, wanda aka ƙera don girman girgizar ƙasa ko motsi mai zafi. Ba za ku iya musanya su kawai ba. A kan aikin sake fasalin a bara, mun maye gurbin 4U5 bolts tare da 10U1 akan madauki na fadada layin tururi, amma dole ne mu haɓaka duka taron sirdi kuma, kamar yadda ƙugiya mai nauyi ya buƙaci sirdi mai kauri don rarraba kaya da kyau akan rufin bututu.

Torque yana da mahimmanci sosai. Ƙarfafa jujjuyawar murabba'in U-bolt na iya jaddada lanƙwasawa, ƙirƙirar wurin karaya. Ƙarƙashin ƙarfi, kuma bututunku yana zamewa. Ƙimar ƙarfin ƙarfi ya dogara da girman zaren, farar, da abu. Babu girman-daya-daidai-duk. Kuna buƙatar tebirin juzu'i na masana'anta don takamaiman lambar samfurin. Tables na yau da kullun suna samun ku a filin wasan ball amma ana iya kashe su da kashi 20%.

Sourcing da Gotcha Factors

Lokacin da kuke samo wani abu tare da lambar kamar wannan, kuna iya yin hulɗa da takamaiman tsarin mai kaya. Yana biya don zuwa kai tsaye zuwa masana'anta tare da tallafin injiniya. Kamfanin kamar Handan Zitai Fastener, idan aka yi la'akari da wurin da yake a cikin zuciyar masana'antar gyare-gyare ta kasar Sin tare da ingantattun hanyoyin haɗin kai, yawanci suna da waɗannan lambobin da aka tsara su zuwa cikakkun bayanai na samarwa. Sauƙaƙan yana can, amma wajibi ne a kan ku don samar da cikakken mahallin aikace-aikacen.

Babban abu shine haƙuri. Girman murabba'in 16mm na iya samun haƙuri +/- 1mm. Idan tashar karfen ku tana da tsayin 16mm, kullin a 15mm zai zama sako-sako, kuma daya a 17mm ba zai dace ba. Don aikace-aikace masu mahimmanci, kuna buƙatar ƙayyadadden juriya, wanda zai iya motsa ku daga kayan haja zuwa aikin al'ada. Lokutan jagoranci da farashi suna canzawa.

Wani bayanin kula mai amfani: murabba'in U-kullun, musamman a cikin manyan masu girma dabam, na iya samun ɗan ɓata kaɗan daga cikakkiyar lanƙwasa digiri 90 saboda ƙirƙira da tsarin sanyaya. Yana da kyau a nemi madaidaiciyar juriya / jurewa. Dole ne in mayar da wani tsari inda ƙafafu suka bazu da digiri 3, yana sa ba zai yiwu a fara goro ba daidai ba. Mai kaya mai kyau zai duba wannan.

Janye Duka Tare

Don haka, komawa zuwa Tambaya ce da ba ta cika ba. Don tantance shi da kyau, zaku faɗaɗa shi zuwa wani abu kamar: Square U-bolt, Series 10U1 (ko 4U5), don manne bututu mai nauyi / haske. Nisa na ciki (A): 16mm. Tsawon ƙafa (L): [misali, 120mm]. Zare: [misali, M12 x 1.75]. Abu: [misali, Karfe 8.8]. Gama: [misali, Hot- tsoma galvanized]. Don amfani da sirdi mai dacewa don bututu O.D. [X].

Lambar jerin gajeriyar hanya ce ga waɗanda suka saba da layin samfur. Ga kowa da kowa, tarko ne. Koyaushe yanke shi cikin girman jiki da buƙatun aiki. Yi amfani da lambar azaman tunani lokacin magana da mai siyarwar ku, amma ba a matsayin keɓaɓɓen keɓaɓɓen bayani akan zane ko PO ba.

A ƙarshe, samun dama U-bolt game da fahimtar tsarin da yake cikinsa. Kullin ba ya aiki a ware. Wannan girman murabba'in murabba'in 16 dole ne yayi wasa da kyau tare da goyan bayan karfe, ƙimar 10U1 dole ne ya dace da lissafin nauyin ku, kuma kayan dole ne su tsira daga yanayin ku. Yana da ɗan ƙaramin sashi, amma tantance shi ba daidai ba zai iya haifar da sake yin aiki da yawa - amince da ni, ni ne mutumin da ke da tasirin tasiri a cikin ruwan sama, yana ƙoƙarin yin kullin da ba daidai ba.