Ibanga 8.8 Hex Bolts

2026-08-03

1. IBanga lesi-8.8 - Ikilasi Lokubopha Amandla Eliphakeme Elimaphakathi

1.1 Ukuqopha 8.8 Ukuqokwa

Ukumakwa okuthi “8.8” ukuqokwa kwesigaba sendawo okuchazwa yi-ISO 898-1, indinganiso yamazwe ngamazwe elawula izakhiwo zemishini ye-carbon steel kanye nezinsimbi zensimbi ezixubile. Isistimu enamadijithi amabili ifaka amapharamitha amabili abalulekile:

● Idijithi yokuqala (8): Ibonisa ingxenye eyodwa kweshumi yamandla okunyakazisa okuzisholo kuma-megapascals → 8 × 100 = 800 MPa ubuncane bamandla okunyakazisa.

● Idijithi yesibili (.8): Imele isilinganiso sesivuno → 0.8 × 800 = 640 MPa ubuncane bamandla esivuno.

Izibophelelo zeBanga lesi-8.8 ziyizibophelelo zesakhiwo ezisetshenziswa kakhulu ezihloselwe kakhulu emhlabeni wonke, ezimboza amabhawodi e-hex, izikulufu ze-hex cap, amabhawodi enqola, amabhawodi enqola, nezikulufu ezinentambo ephelele yokwakha insimbi, amaassemblies ezimoto, nemishini evamile.

Umfanekiso 1. Amabhawodi e-hex eBanga lesi-8.8 anophawu lwesigaba sendawo

1.2 Izakhiwo zikaMechanical

Izibophelelo zeBanga lesi-8.8 zikhiqizwa ngensimbi ye-carbon steel ephakathi futhi ziyacinywa futhi zifudumale (Q&T) ukuze kuzuzwe ukusebenza kwemishini okudingekayo. Izakhiwo ezibalulekile ngokwe-ISO 898-1:

Impahla	Inani	Iyunithi
Amandla Okuqina Aphansi (Rm)	800	I-MPa
Amandla Okukhiqiza Ancane (ReL)	640	I-MPa
Ukunwebeka Okuncane Ngemva Kokuphuka	≥ 12	%
Ukuqina Kokuqina (HV)	250–310	HV
Ubulukhuni be-Q&T obujwayelekile (HRC)	22–32	HRC
Ububanzi bobubanzi be-Bolt Nominal	M5 – M39	mm

Ithebula 1. Izakhiwo eziyisihluthulelo zemishini yezibophelelo zeBanga lesi-8.8 nge-ISO 898-1 ngayinye

1.3 Izimpahla Ezinconyiwe

Ukukhetha impahla eluhlaza okuyiyona yisisekelo sokukhiqiza izinsimbi ezithembekile zeBanga lesi-8.8. Izinsimbi ezilandelayo, ezihlanganiswe ne-Q&T efanele, zifinyelela ukusebenza okungaguquki kweBanga lesi-8.8:

● 35# Insimbi Yekhabhoni Emaphakathi — Ifanele izixhumi ezinobubanzi obuncane (≤ M16). Okungabizi kakhulu, ukuqina okwanele ngemva kwe-Q&T.

● 45# Insimbi Yekhabhoni Emaphakathi — Inketho edume kakhulu yamabhawodi e-hex eBanga lesi-8.8 nama-stud bolt. Ukuhleleka okuhle, izakhiwo ezizinzile zemishini ngemuva kwe-Q&T.

● I-40Cr Alloy Steel — Ikhethwa kumabhawudi anobubanzi obukhulu (M20+). Ukwengezwa kwe-Chromium kuthuthukisa ukuqina nokufana okuqinile kuzo zonke izigaba ezihlukene.

1.4 Ukuqhathanisa Ibanga

Ibanga	I-Tensile (MPa)	Yield (MPa)	Izinto Ezinconyiwe
4.6	400	240	Insimbi enekhabhoni ephansi, engashisi
4.8	420	340	Insimbi ye-carbon ephansi, ebandayo
8.8	800	640	35# / 45# Carbon Steel, 40Cr Ingxubevange Steel; Q&T
10.9	1,040	940	40Cr, 35CrMo, 42CrMo, SCM435; Q&T
12.9	1,220	1,100	42CrMo4 / SCM440, 35CrMoV; Q&T 39–44 HRC

Ithebula 2. Amakilasi avamile wempahla yokubopha nezinto ezinconyiwe

2. I-Hex Bolts — I-Fastener Eguquguquka Kakhulu

2.1 Iyini I-Hex Bolt?

Ibhawodi le-hex (ibhawodi lekhanda eliyi-hexagonal) iyisibopho esinentambo esinekhanda elisemaceleni ayisithupha, esiklanyelwe ukufakwa emigodini ezingxenyeni ezihlanganisiwe futhi sivikelwe yinadi lokukhwelana. I-geometry ene-hexagonal ivumela ukusebenzisana kwe-wrench noma isokhethi kusuka kuma-engeli amaningi, okuyenza ibe uhlobo lwebhawodi olusebenziseka kakhulu nolusetshenziswa kabanzi kuzo zonke izimboni. Izinhlobo ezimbili eziyinhloko zikhona:

● I-Hex Bolt (ISO 4014 / DIN 931) — Iluleke kancane: ingxenye ye-shank engafundiwe inikeza amandla okugunda nokuqondanisa, elungele ukuxhuma kwesakhiwo.

● I-Hex Cap Screw (ISO 4017 / DIN 933) — Intambo ngokugcwele: Imicu isebenzisa bonke ubude, ifanele izinhlelo zokusebenza ezidinga ukubandakanyeka kwentambo enkulu.

Umfanekiso 2. I-Anatomy ye-hex bolt - izakhi ezibalulekile zesakhiwo

2.2 Izinhlobo Ezijwayelekile ze-Hex Bolt & Okuhlukile

● I-Hex Head Bolt / Cap Screw — Ikhanda elijwayelekile elinamacala ayisithupha; eguquguqukayo kakhulu, esetshenziswa ekwakheni, emishinini, kwezezimoto.

● I-Hex Flange Bolt - I-flange efana newashi ehlanganisiwe ngaphansi kwekhanda; ihambisa i-clamp load, iqeda iwasha ehlukene.

● I-Heavy Hex Bolt (ASTM A325) — Ikhanda elikhudlwana lokuxhunywa kwensimbi yesakhiwo; ecaciswe kumazinga aseNyakatho Melika.

● I-Hex Lag Bolt / I-Carriage Bolt — Izinhlobonhlobo ezikhethekile zokuxhunywa kokhuni kuya kwensimbi kanye nezingodo.

2.3 Osayizi Abajwayelekile Nobukhulu

Usayizi	Iphimbo	Isikrini	Ikhanda dia.	Ikhanda ht.	Shank dia.	Ibanga Lobude
M6	1.0	10 mm	10.0	4.0	6.0	16–60
M8	1.25	13 mm	13.0	5.3	8.0	20–80
M10	1.5	16 mm	16.0	6.4	10.0	25–100
M12	1.75	18 mm	18.0	7.5	12.0	30–120
M16	2.0	24 mm	24.0	10.0	16.0	40–150
M20	2.5	30 mm	30.0	12.5	20.0	50–200
M24	3.0	36 mm	36.0	15.0	24.0	60–240

Ithebula 3. Ubukhulu bebhawudi ye-hex yeBanga lesi-8.8 nge-ISO 4014 / ISO 4017 ngayinye

3. IBanga 8.8 Amabhawodi eHex — Ukukhetha Nokusebenzisa

3.1 Ukwelashwa kwendawo

Ukukhethwa kokwelashwa okungaphezulu kuncike endaweni yokusebenza kanye nezidingo zokuvikela ukugqwala. Izinketho ezijwayelekile zamabhawodi we-hex weBanga 8.8 zifaka:

● I-Zinc Plating (I-Electroplated) — Ukumelana nokugqwala kwezomnotho, okumaphakathi; ukukhetha okujwayelekile kwezindawo zasendlini nezithambile.

● I-Hot-Dip Galvanizing - I-zinc ewugqinsi yokuchayeka olwandle; idinga amantongomane aqoshwe ngosayizi omkhulu.

● I-Dacromet Coating — Inqubo engena-Chromium, ehambisana nemvelo; ukumelana okuphezulu kwe-salt-spray ngaphandle kwengozi ye-hydrogen embrittlement. Ilungele izinhlelo zokusebenza zezimoto nesakhiwo.

● I-Ruspert Coating — Inhlanganisela ye-organic/zinc enezingqimba ezintathu; isimo sezulu esihle kakhulu, esivame ukucaciswa ezindinganisweni zezimboni zaseJapan.

3.2 Igayidi yokufaka

● Sebenzisa amantongomane eBanga lesi-8 afanayo ukuze uhambisane namandla entambo.

● Sebenzisa i-torque ecacisiwe yokuqinisa eshidini ledatha lomkhiqizi ngalinye; ukuqinisa ngokweqile kuyingozi ukwehluleka kwebhawodi.

● Gcoba imicu ngaphambi kokusetshenziswa kwetorque — i-coefficient yokungqubuzana ithinta kakhulu ukulayisha kwangaphambili okuzuziwe.

● Qinisekisa ukuthi okungenani umucu owodwa ogcwele uphumela ngale kobuso bamantongomane ngemva kokuqiniswa.

● Gwema ukusebenzisa kabusha amabhawodi eBanga 8.8 ekuxhumekeni kwesakhiwo esibucayi ngemva kokulayisha kwangaphambili kwetorque egcwele.

3.3 Amazinga Nezitifiketi

Amabhawodi e-hex eBanga le-8.8 akhiqizwa futhi ahlolwe ngokuhambisana nalokhu:

● I-ISO 898-1 — Izakhiwo zemishini yezixhumi ezenziwe nge-carbon steel ne-alloy steel.

● I-ISO 4014 — Amabhawodi e-Hex ane-shank enentambo encane (ubukhulu).

● ISO 4017 — Izikulufu ze-Hex cap ezinentambo egcwele (ubukhulu).

● Izitifiketi zokuhlolwa kwempahla egcwele (MTC) nge-EN 10204 3.1 ngayinye zitholakala uma ucelwa.

Ireferensi esheshayo

Ibanga	Izinto Ezinconyiwe	Izinhlobo Zomkhiqizo Ezivamile	Ukwelashwa Kokushisa
8.8	35# / 45# Carbon Steel 40Cr Ingxubevange Steel	I-Hex Bolt, i-Hex Cap Screw, i-Carriage Bolt, i-Stud Bolt	Ukunciphisa & Ukushisa