Болты с полной и неполной резьбой: руководство по применению промышленного крепежа

2026-06-11

Xa ukhangela iibholithi, izikrufu, kunye neziqhoboshi zokwakha, oomatshini, okanye iiprojekthi zeziseko zophuhliso, enye ingcaciso ebalulekileyo ehlala ingahoywa lubumbeko lokuthunga. Ngaba ukhetha ibholithi ephoswe ngokupheleleyo okanye ibholithi ephoswe ngokuyinxenye (isiqingatha somsonto)? Impendulo ichaphazela kakhulu amandla adibeneyo, ukusebenza kakuhle kwendibano, kunye nokuqina kwexesha elide. Eli nqaku licacisa iiyantlukwano eziphambili kwaye libonelela ngesikhokelo esisebenzayo kwiinjineli, abaphathi bokuthengwa kwempahla, kunye nabacacisi beeprojekthi.

Amagama angundoqo agqunyiweyo: iibholithi, izikrufu, iziqhoboshi, iibholithi zentambo ezipheleleyo, iibholiti zemisonto ezingaphelelanga, iibholiti zehex, iibholiti ze-stud, iibholiti ezinzima zeheksi, iintonga ezinemisonto, iziqhoboshi zokunqanda ukubola, iibholiti zegalvanized dip ezishushu, iibholiti ezigqunywe ngedacromet.

1. Ukusetyenziswa nini iiBolts zemisonto epheleleyo

Iibholiti zemisonto ezigcweleyo zigqwesa kwizicelo apho kufuneka udibaniso oluphezulu lwentambo. Nazi iimeko eziphambili:

Iindibano zeThin Wall: Xa ubamba iipleyiti ezibhityileyo, amashiti, okanye amacandelo apho ubude bokubamba bufutshane bufutshane, imisonto epheleleyo iqinisekisa ukubandakanyeka okwaneleyo kwitorque yokuqinisa.

Uqhagamshelo lweHole eTapped: Xa intambo yebholiti ingena ngqo kumngxunya ocofelweyo (onemisonto) kunokusebenzisa i nut, imisonto epheleleyo ibonelela ngamandla okugcina amandla ngaphakathi kobunzulu bezinto ezikhoyo.

Uhlengahlengiso kunye nokuBamba: Kwiindawo zokulungisa, i-jigs, kunye neendibano ezihlengahlengiswayo apho i-bolt isebenza njenge-clamping okanye i-positioning element, imicu epheleleyo ivumela ukulungiswa okuqhubekayo kunye nobude bonke.

Amalungu aManyano aLawulwayo yi-Shear: Kudibaniso apho ibholithi ixhathisa ngamandla amandla okucheba kunemithwalo eqinile, imisonto epheleleyo iqhuba kakuhle ngenxa yokuba icandelo elinqamlezileyo elinemisonto lisebenzisana ngokupheleleyo namalungu adityanisiweyo omabini.

Izibophelelo zoMdayimitha omncinci (< M16): Kwiibholiti kunye nezikrufu ezingaphantsi kwe-M16 ubukhulu kwaye ngaphantsi kwe-100 mm ubude, ukuthunga ngokupheleleyo kukwenziwa kwemveliso kwaye kuhambelana nezona zicelo ziqhelekileyo.

2. Ukusetyenziswa nini iiBolithi zemisonto engaphelelanga

Iibholiti zemisonto ezingaphelelanga zilukhetho olukhethiweyo xa ingqibelelo edibeneyo ixhomekeke ekugqithisweni komthwalo ochanekileyo nge-bolt shank. Iimeko zesicelo eziphambili ziquka:

Uqhagamshelo lweSimbi: Iibholiti ezinzima zehex (ASTM A325, A490, A193 B7) ezisetyenziswa kwizakhiwo, iibhulorho, kunye neenqaba zifuna i-shank egudileyo ukuxhathisa ukucheba kwinqwelomoya edibeneyo. Icandelo lokubamba elingafundwanga libonelela ngomgangatho ogcweleyo we-diameter, obaluleke kakhulu kwi-slip-critical connections.

UkuBolitha okuPhezulu (> 100 mm Ubude): Kwiibholiti ezingaphaya kwe-100 mm, ukuthungelwa ngokuyinxenye kunciphisa uxinzelelo kwingcambu yentambo kwinqwelomoya yokucheba. I-shank egudileyo isasaza amandla okubamba ngokulinganayo kumalungu adibeneyo.

Iindibano zePiping kunye neFlange: Iibholiti ze-Flange (DIN 6921, ASME B18.2.1) zisebenzisa i-threading partial threading ukuze kugcinwe ukuchaneka kokulungelelaniswa koqhagamshelwano lweflange. I-shank isebenza njengendawo yokufumana idowel, ikhusela intshukumo ehambelanayo phakathi kweeflange phantsi koxinzelelo lokuhamba ngebhayisikile.

Imithwalo ejikelezayo kunye neDynamic: Kumatshini oshukumayo okanye ukulayishwa kwe-cyclic, i-shank engafundwanga ikhusela ukunxiba kwaye inciphisa umngcipheko wokuqalisa ukukhathala kokuqhekeka kwiingcambu zentambo.

Usetyenziso lwe-Anti-Corrosion: Kwi-hot-dip galvanized (HDG), i-dacromet, okanye i-PTFE-coated bolts, i-shank egudileyo yamkela ukugquma ngokulinganayo kunamacandelo anemisonto, enikezela ukhuseleko oluphezulu lokuhlwa kwindawo ebalulekileyo yokuthwala umthwalo.

Izixhobo eziNzima kunye neMigodi: Iibholiti zamandla aphezulu (iBanga le-8.8, i-10.9, i-12.9) kwi-excavators, i-crushers, kunye neenkqubo zokuhambisa zixhomekeke kuyilo lwentambo yesigxina ukuphatha imithwalo edibeneyo yokucheba kunye ne-tensile kwiindawo ezinzima.

3. Uthelekiso oluKhawulezayo: Umsonto opheleleyo vs

Iikhrayitheriya	IBolt yoMsonto opheleleyo	Ibholithi yomsonto ongaphelelanga
Ubude obuqhelekileyo	< 100 mm (eqhelekileyo)	≥ 100 mm (eqhelekileyo)
Ukugubungela umsonto	I-100% ye-shank	I-40-60% ye-shank
Shear Resistance	Ngasezantsi (encitshisiwe cross-candelo)	Phezulu (idayamitha yeshanki epheleleyo)
Ulungelelwaniso Ukuchaneka	Phakathi	Kuhle kakhulu (i-shank njengedowel)
Uluhlu loLungiso	Ubude obupheleleyo	Inxalenye enemisonto kuphela
Ukukhathala koMsebenzi	Phakathi	Ngcono (akukho misonto kwindawo yomthwalo)
Ukwaleka Uniformity	Ilungile kwimisonto	Ugqwesileyo kwi-shank egudileyo
Engcono Kwi	Ukubamba, imingxuma ecofaweyo, ukulungiswa, i-fasteners encinci	Ulwakhiwo, umbhobho, oguquguqukayo imithwalo, izixhobo ezinzima

. AmaBanga oMathiriyeli kunye noNyango loMphezulu

I-FUJINRUI ibonelela ngemisonto epheleleyo kunye neebholiti zemisonto kwimigangatho emininzi:

IBakala 4.8 / 8.8 (Q235, Q355B, Q355D carbon steel) — izicelo ezisemgangathweni zesakhiwo
IBakala 10.9 / 12.9 (40Cr, 35CrMo intsimbi yentsimbi) — ibholithi ephezulu yamandla
I-Stainless Steel A2 / A4 (304, 316) - iindawo ezinobungozi

Iinketho zokugquma ukubola ziquka:

I-Hot-Dip Galvanized (HDG) - i-heavy-duty yangaphandle kunye neendawo zaselwandle
I-Dacromet / iGeomet - ukuxhathisa okuphezulu kwe-corrosion ngaphandle komngcipheko we-hydrogen embrittlement
I-PTFE / Xylan-ikhemikhali kunye nokumelana nobushushu obuphezulu

5. Ukwenza Ukhetho Olufanelekileyo

Isigqibo phakathi komsonto ogcweleyo kunye neebholiti zentambo zehla kwizinto ezimbalwa eziphambili: uhlobo oludibeneyo (umngxuma oxutywe kunye ne-bolt), ubude bebholithi (ngaphezulu okanye ngaphantsi kwe-100 mm), ulwalathiso lomthwalo (i-shear vs. tension), kunye neemeko zokusingqongileyo. Xa ungathandabuzi, jonga umgangatho ofanelekileyo (ISO, DIN, ASTM) kwisicelo sakho esithile, okanye ufikelele kwiqela lethu lobunjineli ngenkxaso yobugcisa.

Kwi-FUJINRUI, senza kwaye sithumele ngaphandle izibophelelo ezichasene ne-corrosion - kubandakanywa i-studs-end-end, i-hex bolts, i-flange bolts, i-nuts, kunye ne-washers - kuzo zombini intambo epheleleyo kunye nokucwangciswa kwentambo. Iimveliso zethu zibonelela abathengi kuwo wonke uMzantsi-mpuma Asia, uMbindi Mpuma, iYurophu, kunye naseMelika kumacandelo abandakanya ulwakhiwo, i-petrochemical, ukuveliswa kwamandla, kunye noomatshini abanzima.

Свяжитесь с компанией FUJINRUI по вопросам поставки болтов и крепежных изделий.
© 2026 FUJINRUI Fastener Co., Ltd. Все права защищены. Данная статья носит информационный характер и не является инженерной консультацией.

Andinayo. Okulandelayo.

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