I-HEX HEAD BOLTS-Intshayelelo yobuChwepheshe eBanzi boBugcisa boBugcisa obuPhezulu boBanga lwezicelo.

2026-08-31

1. Intshayelelo

IBanga le-10.9 I-Dacromet hexagon head bolts imele iklasi ye-premium ye-fasteners yamandla aphezulu asetyenziswa ngokubanzi kwiimoto, ukwakhiwa, amandla omoya, oomatshini obunzima, kunye nezicelo zeziseko zophuhliso. Ezi bhotshi zidibanisa iimpawu ezintathu ezibalulekileyo: ukusebenza okuphezulu komatshini weklasi yepropathi ye-10.9, i-geometry eguquguqukayo kunye nethembekileyo yoyilo lwentloko ye-hexagonal, kunye nokukhusela okugqwesileyo okugqwesileyo okubonelelwa yi-Dacromet (zinc-flake) yokugqoka.

2. Iklasi yePropati 10.9 - Amandla omatshini

Iklasi yepropathi ye-10.9 ichazwe kwi-ISO 898-1 (Iipropati ze-Mechanical of fasteners ezenziwe nge-carbon steel kunye ne-alloy steel - Icandelo 1: Iibholiti, izikrufu kunye ne-studs). Igama elithi "10.9" libonisa amandla anqabileyo angama-1000 MPa kunye nomlinganiselo wesivuno-kwi-tensile malunga ne-0.9. Ezi zibophelelo ngokuqhelekileyo ziveliswa kwiintsimbi ze-alloy ezicinyiweyo kunye nobushushu (umzekelo, i-35CrMo, 42CrMo, okanye i-boron steels) kwaye ifanelekile kwi-high-load structural and dynamic applications.

IiPropati eziPhambili zoomatshini (ISO 898-1)

Ipropati	Ngobizo	Ubuncinane	Iyunithi
Amandla okuqina Rm	1000	1040	MPa
Ubungqina boxinzelelo / amandla esivuno Rp0.2	900	940	MPa
Uxinzelelo phantsi komthwalo wobungqina Sp	830	—	MPa
Ubude emva kokwaphuka A	—	9	%
Vickers ubulukhuni HV	—	320 – 380	HV
Rockwell ubulukhuni HRC	—	32 – 39	HRC

Xa kuthelekiswa nodidi lwepropathi 8.8, iBanga le-10.9 libonelela malunga ne-25–30 % yomthamo ophezulu we-tensile kunye nesakhono sokusibamba esiphezulu kakhulu. Oku kwenza kube lukhetho olukhethiweyo kumalungu abalulekileyo kwiinjini, i-chassis, i-steelwork yesakhiwo, kunye nezixhobo ezinzima apho ukunciphisa ubunzima kunye nokusebenza okuphezulu kuyadingeka.

3. I-Hexa Bolts — Uyilo & neMigangatho

Iibholiti zeHexagon zentloko (ezidla ngokubizwa ngokuba zii-hex bolts) zezona zixhasi zisetyenziswa kakhulu ngaphandle. Intloko emacaleni amathandathu inika i-torque egqwesileyo yokuhanjiswa kunye ne-standard open-end or socket wrenches kwaye ivumela ukufikelela kwii-angles ezininzi. Imigangatho emibini ephambili yamazwe ngamazwe ilawula i-metric hex bolts:

I-ISO 4014 / DIN 931-Ifakwe ngokuyinxenye (i-shank phantsi kwentloko)
I-ISO 4017 / DIN 933 - Ifakwe ngokupheleleyo

Iibholithi zemisonto engaphelelanga (ISO 4014) zikhethwa xa inqwelomoya yokucheba kufuneka isebenze kwi-shank engafundwanga kumthamo wokucheba ophezulu, okanye xa ubude bokubamba bufuneka obuchanekileyo. Iibholiti zomsonto ogcweleyo zikhethelwa ukuguquguquka kwaye xa ubude obupheleleyo bunokubandakanya i-nut okanye umngxuma ocoliweyo.

Imilinganiselo eqhelekileyo (ubungakanani obukhethiweyo, i-ISO 4014 / DIN 931)

Ubungakanani bobizo	Inothi (mm)	Ngaphaya kweeFlethi s (mm)	Umphakamo weNtloko k (mm)	Ubude bemisonto b ≤125 mm	Ubungakanani beWrench
M8	1.25	13	5.3	22	13
M10	1.5	16/17	6.4	26	16/17
M12	1.75	18/19	7.5	30	18/19
M16	2.0	24	10.0	38	24
M20	2.5	30	12.5	46	30
M24	3.0	36	15.0	54	36

Qaphela: Imilinganiselo yeeflethi ezinqamlezileyo inokwahluka kancinane phakathi kwe-ISO kunye nothotho lweDIN kwiisayizi ezithile (umzekelo, i-M10 kunye ne-M12). Soloko uqinisekisa umgangatho ofanelekileyo wesicelo. Amabakala emveliso A kunye no-B achaza ukunyamezela komlinganiselo; IBanga A liyaqina kwaye lidla ngokusetyenziswa kwiidayamitha ezincinci.

Izinto ezilungileyo zeHexagon Head Design

Ukuhanjiswa kwetorque ephezulu ngezixhobo eziqhelekileyo
Ukufikeleleka okulungileyo kwizithuba ezivaliweyo ukusuka kwii-engile ezintandathu ezinokwenzeka
Imveliso enexabiso eliphantsi kunye nokufumaneka ngokubanzi
Iyahambelana noluhlu olupheleleyo lwamantongomane, iiwasha, kunye nezixhobo zokutshixa

4. I-Dacromet Coating - uKhuseleko oluPhezulu lwe-Corrosion

I-Dacromet bubuchwephesha bokugquma i-zinc-flake (eqale yaphuhliswa yi-Metal Coatings International). Iqulethe i-zinc kunye neeflakes ze-aluminiyam ezixhonywe kwisibophelelo se-inorganic, esetyenziswa ngeendlela ze-dip-spin okanye zokutshiza kwaye zinyangelwe malunga ne-300-340 °C. Isiphumo esincinci, esixineneyo, ifilimu yesiliva-grey inikeza ukhuseleko lwe-corrosion ye-multi-mechanism ngaphandle komngcipheko we-hydrogen embrittlement - inzuzo ebalulekileyo kwii-fasteners eziphezulu ezifana neBanga le-10.9 kunye ne-12.9.

Iimpawu zoMsebenzi oPhambili

Ipharamitha	Ixabiso Eliqhelekileyo / Ukusebenza
Ubunzima bokugquma	5 – 15 μm (iBakala A ≈ 5 μm; iBakala B ≈ 8 μm)
Isitshizi setyuwa esingathathi hlangothi (ASTM B117)	500 - 1000+ iiyure ukuya kumhlwa obomvu (kuxhomekeke kwibakala)
Ukumelana nobushushu	Ukuya kuthi ga kwi-300 °C ngokuqhubekayo (ukwaleka kuhlala kukhuselwe)
Umngcipheko we-hydrogen embrittlement	Akukho (inkqubo engeyiyo eye-electrolytic, akukho kucholwa kweasidi)
I-Coefficient of friction	0.12 - 0.18 (kunye neentlobo ze-lubricant ezifana ne-Dacromet 500)
Imbonakalo	Isinyithi esinesilivere-ngwevu; ukugubungela okufanayo nakwimisonto

Ukuthelekisa kunye neeNgqungquthela eziqhelekileyo eziNgcono

Uphawu	Electro Zinc	Hot-Dip Galvanizing	Dacromet
Ukutyeba	5–15 μm	40–85 μm	5–15 μm
Isitshizi setyuwa (irusi ebomvu)	72–240 h	400–800 h	500–1000+ h
H₂ embrittlement ingozi	Phezulu	Nikela	Akukho nanye
Impembelelo yokudibanisa umsonto	Phantsi	Phezulu (kaninzi kufuna ubungakanani obukhulu)	Ubuncinci
Ukufaneleka kwe-10.9+	Ilinganiselwe	Kufuneka isilumkiso	Egqwesileyo

Ngenxa yokuba inkqubo yeDacromet ayibandakanyi kuveliswa kwe-hydrogen ye-electrochemical kwaye akukho kunyuswa kwe-asidi enobunkunkqele, yeyona nto ikhethwayo (kwaye isoloko isinyanzelo) yokwambatha kwiBanga le-10.9 kunye nezibophelelo eziphezulu kwiinkcukacha zeemoto kunye nezakhiwo.

5. Izinto eziluncedo ezidityanisiweyo kunye nezicelo eziqhelekileyo

Xa amandla eBanga le-10.9, i-geometry ye-hexagonal intloko, kunye ne-Dacromet coating zidityanisiwe, i-fastener eyisiphumo inika ibhalansi ebalaseleyo yokusebenza komatshini, ukulungelelaniswa kwendibano, kunye nokuqina kwexesha elide kwiindawo ezinobungozi.

IiNzuzo eziPhambili

I-1.Ikhono eliphezulu lomthwalo we-clamp - yenza i-lighter joint designs kunye nokuthembeka okuphezulu phantsi kwe-vibration kunye nemithwalo enamandla.

I-2.I-corrosion resistance resistance - ukusebenza kwetyuwa-spray kudlula kakhulu i-zinc plating yesiqhelo ngelixa ugcina ukuchaneka kwentambo.

I-3.I-Hydrogen-embrittlement yamahhala - into ebalulekileyo yokukhusela i-high-power fasteners yensimbi.

I-4.I-friction elawulwayo - i-lubricated ye-Dacromet variants ibonelela ngokuqikelelwa kobudlelwane be-torque-tension, ukuphucula ukuhambelana kwendibano.

I-5.Uzinzo lwe-thermal - luhlala lukhusela kumaqondo okushisa aphakamileyo adibene neenjini zeenjini kunye nezixhobo zoshishino.

Imimandla yeSicelo eqhelekileyo

Iimoto: i-chassis, ukumiswa, ukunyuswa kwe-injini, izixhobo zokuqeqesha amandla
Amandla omoya: iiflange zenqaba, izakhiwo zenacelle, iiankile zesiseko
Ulwakhiwo olunzima kunye neziseko ezingundoqo: iibhulorho zentsimbi, iinqaba zothumelo, umzila kaloliwe
Oomatshini bezolimo nokwakha abasebenza ngaphandle
Izixhobo zaselwandle nezaselunxwemeni (ngokukhetha ibakala elifanelekileyo)

6. Isiphelo

IBanga le-10.9 I-Dacromet hexagon head bolts ihambisa indibaniselwano ethembekileyo yamandla aphezulu, ijometri yofakelo olusebenzayo, kunye nokukhuselwa kwexesha elide. Ngokuhlangabezana neemfuno zoomatshini ezingqongqo ze-ISO 898-1 iKlasi ye-10.9, ehambelana nemigangatho emiselweyo efana ne-ISO 4014, kunye nokusebenzisa i-hydrogen-embrittlement-free zinc-flake coating, ezi zibophelelo zibonelela iinjineli ngesisombululo esiqinisekisiweyo samalungu abalulekileyo avezwe kuzo zombini uxinzelelo lomatshini kunye nemekobume endlongondlongo.

Ngaphambili. Okulandelayo.

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