Ite 10.9 Blue-White Sinkii Hex Bolt DIN 933 | ISO 4017 | Okun Hexagon Bolt ni kikun pẹlu Zinc Electroplating & Bulu-White Passivation

2026-07-10

Ipele 10.9 Blue-White Zinc DIN 933 hex bolt n funni ni agbara didi agbara giga (agbara fifẹ ≥ 1,040 MPa) pẹlu iye owo ti o munadoko, RoHS-ibaramu ohun-ọṣọ-ati-ipari dada iṣẹ. O jẹ ohun elo ti o fẹ fun awọn apejọ ẹrọ ẹrọ adaṣe, ẹrọ ti o wuwo, awọn asopọ turbine afẹfẹ, ati iṣẹ irin igbekalẹ nibiti a ti nilo awọn isẹpo iwapọ, agbara-giga-giga.

Ite 10.9 DIN 933 Hex Bolt pẹlu Electroplating Blue-White Zinc Electroplating

Apá 1 - ite 10.9: Giga-Okun Fastener Class

Ite 10.9 jẹ kilasi ohun-ini idiwọn keji-giga julọ fun awọn imuduro metric labẹ ISO 898-1, ti o joko laarin ite 8.8 ti a lo jakejado ati Ite-agbara giga-giga 12.9. O funni ni iwọntunwọnsi ọranyan ti agbara giga, ductility itẹwọgba, ati iṣẹ rirẹ asọtẹlẹ, ti o jẹ ki o jẹ sipesifikesonu aiyipada fun awọn isẹpo bolted pataki ni ọkọ ayọkẹlẹ, agbara, ati awọn apa ẹrọ eru.

Ohun ini Kilasi Yiyan

Nọmba akọkọ (10): Tọkasi 1/100 ti agbara fifẹ to kere julọ ni MPa → agbara fifẹ to kere ju = 1,000 MPa (ti o wa ni 1,040 MPa).
Nọmba keji (9): Tọkasi ipin ti agbara ikore ti o kere si agbara fifẹ to kere ju × 10 → ipin ikore = 0.90, itumo agbara ikore ti o kere ju = 940 MPa.

Darí Properties

Ohun ini	Iye	Standard	Ọna Idanwo
Agbara Fifẹ (min.)	1.040 MPa	ISO 898-1	Idanwo fifẹ
Agbara ikore (min.)	940 MPa	ISO 898-1	Idanwo fifẹ
Ẹri Wahala Fifuye	830 MPa	ISO 898-1	Ẹru ẹri
Ipin Ikore	0.90	ISO 898-1	Iṣiro
Lile (Rockwell)	32–39 HRC	ISO 6508	Rockwell igbeyewo
Lile (Vickers)	320-380 HV	ISO 6507	Vickers igbeyewo
Ilọsiwaju ni isinmi (min.)	9%	ISO 898-1	Idanwo fifẹ
Ipa lile (min.)	27 J @ -20 °C	ISO 898-1	Idanwo Charpy

Ite 10.9 fasteners ti wa ni ti ṣelọpọ lati alloy steels - ojo melo 40Cr, 35CrMo, 42CrMo, tabi SCM435 - ti o faragba quenching ati tempering (Q&T) ooru itọju. Erogba ti o ga julọ ati akoonu alloy (Cr, Mo) n pese ailagbara pataki lati ṣaṣeyọri líle mojuto 32-39 HRC ti o nilo jakejado apakan agbelebu, paapaa ni awọn iwọn ila opin nla (to M36).

Awọn aaye Ohun elo bọtini

Ọkọ ayọkẹlẹ: Awọn boluti iṣagbesori ẹrọ, awọn boluti ti o so pọ, awọn ohun ti a fi nfi kẹkẹ, awọn boluti apa idadoro, ọna asopọ idari.
Agbara afẹfẹ: Awọn flanges apakan ile-iṣọ, awọn asopọ igbekalẹ nacelle, awọn boluti ti nso ipolowo.
Ẹrọ ti o wuwo: Excavator orin boluti, bulldozer fireemu awọn isopọ, Kireni pa oruka fasteners.
Ikole irin: Awọn isopọ ija-ija ti o ti ṣaju tẹlẹ (BS EN 14399-3 HR), awọn apejọ ti o ni afara.

Apá 2 - DIN 933: Iwọn Iwọn Hexagon Bolt Standard

DIN 933 ṣe apejuwe awọn boluti-ori hexagon ti o ni kikun pẹlu awọn okun ipolowo isokuso metric lati M1.6 si M52. Botilẹjẹpe ti imọ-ẹrọ rọpo nipasẹ ISO 4017, DIN 933 tun jẹ boṣewa boluti nigbagbogbo ti a tọka si ni awọn iwe rira Yuroopu, awọn iyaworan imọ-ẹrọ, ati awọn iwe-owo awọn ohun elo ni kariaye.

Key Onisẹpo Awọn ẹya ara ẹrọ

Opo-okun kikun: Asopọmọra gbooro pẹlu gbogbo ipari, mimu iwọn irọrun gigun dimole ati akojo-ọja irọrun - apakan kan rọpo ọpọ dimu-ipari-pato awọn boluti apa kan.
Ori hexagon: Iwọn kọja awọn ile adagbe (s) fun DIN EN ISO 272. Giga ori ipin (k) n pese agbegbe gbigbe to fun awọn apejọ ifoso boṣewa ati ilowosi iho.
Iwọn iwọn wiwọn: Fun ISO 261/ISO 724. Awọn okun isokuso jẹ ifarada diẹ sii ti ibajẹ oju, ti ko ni itara si galling, ati yiyara lati pejọ ju awọn omiiran-pitch miiran lọ.
Ipele ifarada: Iwọn ọja A fun awọn iwọn ≤ M24 ati ipari ≤ 10d tabi ≤ 150 mm; ọja ite B fun o tobi titobi (ISO 4759-1).

DIN 933 ite 10.9 Awọn ọna Reference

Awọn iwọn DIN 933 ti o wọpọ fun iṣelọpọ Ite 10.9 (M6-M24). Awọn ẹru fifẹ ṣe iṣiro ni agbegbe wahala fifẹ to kere ju × 1,040 MPa.

Iwọn	Pipa (mm)	s (mm)	k (mm)	Min. Fifẹ Fifẹ (kN)	Iwọn Gigun
M6	1.00	10	4.0	15.8	10-90 mm
M8	1.25	13	5.3	29.1	16-150 mm
M10	1.50	17	6.4	46.5	20-200 mm
M12	1.75	19	7.5	67.3	20-300 mm
M16	2.00	24	10.0	122	25-300 mm
M20	2.50	30	12.5	191	30-400 mm

s = ipin ipin kọja awọn ile adagbe, k = iga ori ipin. Fifẹ fifẹ fun ISO 898-1 agbegbe wahala × 1,040 MPa.

Ṣiṣamisi Idanimọ

Ipele kọọkan 10.9 DIN 933 boluti jẹ ami-ori pẹlu “10.9” ati aami idanimọ olupese bi ISO 898-1 nilo. Ipari zinc buluu-funfun n pese idanimọ wiwo lẹsẹkẹsẹ ati iranlọwọ pẹlu yiyan iṣakoso didara.

Apá 3 - Blue-White Sinkii Electroplating

Zinkii buluu-funfun (Zn/An/Cn/T0 fun ISO 2081, tabi Iru II SC 1 fun ASTM B633) jẹ ibora elekitiroti zinc ti o pari pẹlu chromium trivalent (Cr-III) Layer iyipada buluu-funfun. O darapọ aabo ipata iwọntunwọnsi, irisi ohun ọṣọ didan didan, ati idiyele kekere - ti o jẹ ki o jẹ ọkan ninu awọn itọju dada ti o gbajumọ julọ fun awọn fasteners agbara-giga ti a lo ni awọn agbegbe aabo ologbele.

Bawo ni Blue-White Zinc Plating Works

Ilana naa pẹlu awọn igbesẹ lẹsẹsẹ mẹta:

Electro-ninu & Muu ṣiṣẹ: Ilẹ boluti ti bajẹ ati mu ṣiṣẹ acid lati rii daju ifaramọ sinkii aṣọ.
Electrodeposition Zinc: Layer ti sinkii mimọ (8-12 µm) ni itanna ti a fi sori ẹrọ sori sobusitireti irin ni acid tabi iwẹ sinkii ipilẹ.
Iferan bulu-funfun: Bọluti tuntun ti a fipalẹ ti wa ni immersed ni chromium trivalent (Cr-III) ojutu passivation, ti o n ṣe fiimu iyipada sihin-si-bulu tinrin ti o di sinkii naa ati pese irisi bulu-funfun didan ti iwa.
Din-di-embrittlement hydrogen: Ite 10.9 boluti ti wa ni ndin ni 190-220 °C fun 4-8 wakati laarin 4 wakati plating (ISO 9588) lati wakọ jade ti o yato hydrogen ati idilọwọ idaduro brittle ṣẹ egungun.

Imọ ni pato

Paramita	Sipesifikesonu	Standard	Awọn akiyesi
Aso Oriṣi	Zinc electroplate + bulu-funfun passivation	ISO 2081 / ASTM B633	Trivalent Cr(III)
Sisanra	8–12 µm (Fe/Zn 8c)	ISO 2081	Se itoju okun fit
Sokiri Iyọ (NSS)	≥ 96 h ipata funfun, ≥ 240 h ipata pupa	ISO9227	Iru II, SC 1
Ifarahan	Aṣọ bulu-imọlẹ pẹlu iridescence	ISO 2081	Ohun ọṣọ + iṣẹ
Hydrogen De-embrittlement	Beki ni 190-220 ° C fun 4-8 wakati laarin 4 wakati ti plating	ISO 9588	Dandan fun ite 10.9
RoHS / de ọdọ	Ni ibamu (passivalent ọfẹ Cr-VI)	Ọdun 2011/65/EU	Ailewu ayika
Alapinpin edekoyede	µ = 0.12–0.20 (bi-palara)	ISO 16047	Gbẹkẹle iṣakoso iṣaju iṣaju

Iyọ fun sokiri iyọ fun ISO 9227 didoju iyọ didoju (NSS). White ipata = sinkii ipata awọn ọja; ipata pupa = irin sobusitireti ipata. Ide-embrittlement hydrogen jẹ dandan fun awọn fasteners pẹlu lile ≥ 320 HV fun ISO 4042.

Awọn anfani fun Ite 10.9 Awọn ohun elo

Idaniloju didara wiwo: Imọlẹ, aṣọ bulu-funfun-funfun ti iṣọkan jẹ ki awọn abawọn dada (scratches, awọn agbegbe ti a ko fi silẹ, idoti) han lẹsẹkẹsẹ lakoko ayewo.
Ibamu okun: Ni 8-12 µm, ti a bo jẹ tinrin to lati tọju awọn ifarada o tẹle ara boṣewa (6g/6h) laisi titẹ ni kia kia - pataki fun awọn isẹpo ti o ni agbara-giga.
Idarudapọ iṣakoso: Ilẹ-ilẹ bi-palara n pese olùsọdipúpọ edekoyede deede (µ ≈ 0.12–0.20), atilẹyin awọn iṣiro iṣaju iṣaju iyipo ti o da lori iyipo.
Iye owo: Electroplating Zinc jẹ ọna aabo ipata ti ọrọ-aje julọ fun awọn ohun mimu, pẹlu idiyele ṣiṣe kekere ni pataki ju Dacromet tabi galvanising dip-gbona.
Ibamu ayika: Trivalent (Cr-III) passivation pade RoHS ati awọn ibeere REACH; Ko dabi awọn ilana chromium hexavalent agbalagba (Cr-VI), ko ṣe eewu ayika tabi eewu ilera iṣẹ.

Awọn idiwọn & Awọn iṣe ti o dara julọ

Pilẹ zinc bulu-funfun jẹ ipinnu fun inu ati awọn agbegbe ita ti o ni aabo ologbele (awọn ẹka ibajẹ C1-C2 fun ISO 12944). Fun ifihan ita gbangba taara, awọn agbegbe eti okun (C3+), tabi awọn ohun elo ti o nilo ≥ 480 h iyo resistance resistance, ro Dacromet tabi galvanising gbona-dip. Nigbagbogbo pato hydrogen de-embrittlement yan lori awọn ibere rira fun ite 10.9 sinkii-palara fasteners.

Nipa Fujirui Irin - Ọjọgbọn Fastener olupese & atajasita

Fujirui Metal ṣe iṣelọpọ ati okeere awọn ohun elo pipe ti o wa pẹlu ite 8.8 / 10.9 / 12.9 hex bolts, DIN 933 bolts ti o ni kikun, DIN 931 awọn boluti apa-apakan, awọn boluti okunrinlada, ati awọn imuduro aṣa. Awọn aṣayan itọju oju oju pẹlu zinc funfun-buluu, zinc ofeefee, Dacromet, Ruspert, galvanising ti o gbona-dip, ati fifin zinc darí. Gbogbo awọn ọja jẹ iṣelọpọ si ISO, DIN, ati awọn iṣedede ASTM pẹlu awọn iwe-ẹri idanwo ohun elo ni kikun (MTC) ti o wa.

Ko Ni. Itele.

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