Ite 8.8, 10.9 & 12.9 Bolts ati Skru: Niyanju Awọn ohun elo Raw fun Awọn ohun elo ti o ga julọ 

Ooru Itoju & Awọn ohun elo

Quenching & Tempering (Q&T). Ibiti o le lopọ: 22–32 HRC. Awọn ohun elo: awọn asopọ irin igbekale, ẹnjini ọkọ ayọkẹlẹ, ẹrọ gbogbogbo, awọn isẹpo flanged, awọn asopọ igi-si-irin.

Ite 10.9 Bolts & Skru - Agbara giga

Ite 10.9 boluti ati awọn skru fi agbara fifẹ to kere ju ti 1,040 MPa. Wọn ti wa ni pato nibikibi ti o wa ni iwapọ, awọn asopọ ti o ni agbara-giga ni a nilo - lati awọn ẹrọ ayọkẹlẹ si awọn ohun elo erupẹ ilẹ. Awọn fọọmu ọja ti o wọpọ pẹlu awọn skru ori iho, awọn boluti hex flanged, ati awọn boluti okunrinlada agbara-giga.

Awọn ohun elo ti a ṣe iṣeduro

• 40Cr Alloy Irin - Standard workhorse fun ite 10.9. Hardenability ti a mọ daradara, wa ni ibigbogbo, ati ifọwọsi si awọn ibeere ISO 898-1.
• 35CrMo Alloy Irin - Chromium-molybdenum, irin pẹlu lile to ga ju ati rirẹ resistance. Wọpọ fun boluti ati skru labẹ ìmúdàgba ikojọpọ.
• 42CrMo Alloy Irin - Akoonu erogba ti o ga ju 35CrMo; pese iwọntunwọnsi agbara-toughness ti o dara julọ fun iwọn ila opin-nla Ite 10.9 hex boluti.
• SCM435 (JIS) — Standard Industrial Industrial ti Japanese jẹ deede si 35CrMo. Ti a lo jakejado ni awọn ẹwọn ipese fastener Asia-Pacific; o tayọ aitasera.

Ooru Itoju & Awọn ohun elo

Quenching & Tempering (Q&T). Ibiti o le ṣe deede: 32–39 HRC. Awọn ohun elo: awọn boluti iṣagbesori engine, idadoro ati awọn fasteners drivetrain, afẹfẹ-turbine bolts, eru igbekale awọn isopọ.

Ite 12.9 Bolts & skru — Ultra-High Power

Ite 12.9 jẹ kilasi ohun-ini idiwọn ti o ga julọ fun awọn ohun elo metric (agbara fifẹ ti o kere ju 1,220 MPa). Agbara giga-giga nbeere irin alloy pipe pẹlu kemistri iṣakoso ni wiwọ. Awọn wọnyi ni fasteners - nipataki iho ori fila skru ati nigboro ise boluti - ti wa ni lilo nibikibi ailewu ala ati rirẹ aye ni o wa ti kii-negotiable.

Awọn ohun elo ti a ṣe iṣeduro

• 42CrMo4 / 42CrMo Alloy Irin - Yiyan boṣewa agbaye fun ite 12.9. Hardenability ti o dara julọ, agbara rirẹ giga, pinpin lile iṣọkan (39-44 HRC lẹhin Q&T). Ni ibamu pẹlu ISO 898-1, DIN EN 10263, ati awọn itọnisọna ASTM.
• SCM440 (JIS) - Japanese deede si 42CrMo4. Olokiki ni iṣelọpọ Ila-oorun Asia; superior dada pari ati onisẹpo tolerances fun iho fila skru.
• 35CrMoV Alloy Irin - Imudara Vanadium fun imudara yiya resistance ati agbara ti nrakò. Ti yan fun iwọn otutu giga tabi awọn ohun elo fastener gbigbọn giga.
• 30CrNiMo8 Alloy Irin - Nickel-chromium-molybdenum irin fun awọn ipo ikojọpọ pupọ. Pato fun Aerospace-isunmọ ati ki o lominu ni ina- bolts.

Ooru Itoju & Awọn ohun elo

Quenching & Tempering (Q&T) pẹlu iṣakoso lile lile (39-44 HRC). Awọn ohun elo: awọn boluti biriki biriki disiki, ohun elo ẹrọ titọ, awọn ìdákọró igbekalẹ to ṣe pataki, awọn skru ori socket (DIN 912 / ISO 4762), awọn fasteners ile-iṣẹ pataki.

Itọkasi iyara: Ite vs. Ohun elo ti a ṣeduro

Nipa Fujirui Irin - Ọjọgbọn Fastener olupese & atajasita

Fujirui Metal ṣe iṣelọpọ ati gbejade awọn ohun elo pipe ti o wa ni okeere pẹlu awọn boluti ti o ga-giga, awọn skru hex, awọn skru ti ara ẹni, awọn boluti stud, ati awọn studs ti o pari ni ilopo ni ipele 8.8, 10.9, ati 12.9. Awọn aṣayan itọju oju: Dacromet, Ruspert, galvanising gbona-dip, ati fifin zinc. Gbogbo awọn ọja jẹ ifọwọsi si ISO, DIN, ati awọn iṣedede ASTM, pẹlu awọn iwe-ẹri idanwo ohun elo ni kikun (MTC) wa.