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Chidziwitso cha Tchuthi cha Chikondwerero cha Spring

M'chaka chatsopano cha 2026, magulu athu a fakitale ndi maofesi akuyembekeza kugwirizana nanu nonse.

Takulira limodzi chaka ndi chaka.

Kodi ma bolt a konkriti akuyenda bwanji muukadaulo?

Fastener Industry News ndi Trends mu 2025

2025 Yiwu International Import and Export Exhibition–October 21-24

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Chithunzi cha DIN933 Hex Bolt

1.Maboti a hexagonal amagwiritsidwa ntchito kwambiri m'nyumba ndi kunja. Ntchito zakunja nthawi zambiri zimakhala zomanga, milatho ndi misewu, ndi magetsi; ntchito zamkati nthawi zambiri zimakhala zida zamakina, zida zamankhwala, ndi zida zamagetsi.
2.Pamene ma bolts a hexagonal amagwiritsidwa ntchito pazida zamagetsi, zipangizo zamankhwala, ndi malo ena, zitsulo zosapanga dzimbiri za hexagonal zimasankhidwa chifukwa mtundu wa pamwamba wa chitsulo chosapanga dzimbiri ndi wokongola kwambiri ndipo kukana kwa dzimbiri kuli bwino, zomwe zingathe kusunga makina okongola kwa nthawi yaitali. Ngati ndi makina zida ndi kugwedera lalikulu, Ndi bwino kusankha mkulu-mphamvu hexagonal mabawuti.

Tumizani ntchito

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Kufotokozera

chizindikiro

Dzina lazogulitsa	Chithunzi cha DIN933 Hex Bolt
Zakuthupi	Chitsulo cha carbon, Chitsulo chosapanga dzimbiri
Pamwamba Pamwamba	Zinc wachikasu, Wakuda, Bluu ndi zinc woyera, Bleached
Mtundu	Yellow, Black, Blue White, White
Nambala Yokhazikika	Chithunzi cha DIN933
Gulu	4.8 5.8 8.8 10.9 A2-70
Diameter	M2 M4 M5 M6 M7 M8 M10 M12 M14 M16 M18 M20 M45 M48 M52
Fomu ya ulusi	Ulusi wokhuthala, Ulusi wabwino
Malo oyambira	Hebei, China
Mtundu	Muyi
Paketi	Bokosi+katoni katoni+pallet
mankhwala akhoza makonda
1.Maboti a hexagonal amagwiritsidwa ntchito kwambiri m'nyumba ndi kunja. Ntchito zakunja nthawi zambiri zimakhala zomanga, milatho ndi misewu, ndi magetsi; ntchito zamkati nthawi zambiri zimakhala zida zamakina, zida zamankhwala, ndi zida zamagetsi. 2.Pamene ma bolts a hexagonal amagwiritsidwa ntchito pazida zamagetsi, zipangizo zamankhwala, ndi malo ena, zitsulo zosapanga dzimbiri za hexagonal zimasankhidwa chifukwa mtundu wa pamwamba wa chitsulo chosapanga dzimbiri ndi wokongola kwambiri ndipo kukana kwa dzimbiri kuli bwino, zomwe zingathe kusunga makina okongola kwa nthawi yaitali. Ngati ndi makina zida ndi kugwedera lalikulu, Ndi bwino kusankha mkulu-mphamvu hexagonal mabawuti.

Ulusi Spec d			M1.6	M2	M2.5	M3	(M3.5)	M4	M5	M6	(M7)	M8	M10	M12	(M14)	M16
P	Ulusi		0.35	0.4	0.45	0.5	0.6	0.7	0.8	1	1	1.25	1.5	1.75	2	2
a	max		1.05	1.2	1.35	1.5	1.8	2.1	2.4	3	3	3.75	4.5	5.25	6	6
c	min		0.1	0.1	0.1	0.15	0.15	0.15	0.15	0.15	0.15	0.15	0.15	0.15	0.15	0.2
c	max		0.25	0.25	0.25	0.4	0.4	0.4	0.5	0.5	0.5	0.6	0.6	0.6	0.6	0.8
da	max		2	2.6	3.1	3.6	4.1	4.7	5.7	6.8	7.8	9.2	11.2	13.7	15.7	17.7
dw	A	min	2.4	3.2	4.1	4.6	5.1	5.9	6.9	8.9	9.6	11.6	15.6	17.4	20.5	22.5
dw	B	min	/	/	/	/	/	5.7	6.7	8.7	9.4	11.4	15.4	17.2	20.1	22
e	A	min	3.41	4.32	5.45	6.01	6.58	7.66	8.79	11.05	12.12	14.38	18.9	21.1	24.49	26.75
e	B	min	/	/	/	/	/	7.5	8.63	10.89	11.94	14.2	18.72	20.88	23.91	26.17
k	Mwadzina		1.1	1.4	1.7	2	2.4	2.8	3.5	4	4.8	5.3	6.4	7.5	8.8	10
	A	min	0.98	1.28	1.58	1.88	2.28	2.68	3.35	3.85	4.65	5.15	6.22	7.32	8.62	9.82
	A	max	1.22	1.52	1.82	2.12	2.52	2.92	3.65	4.15	4.95	5.45	6.56	7.68	8.98	10.18
	B	min	/	/	/	/	/	2.6	3.26	3.76	4.56	5.06	6.11	7.21	8.51	9.71
	B	max	/	/	/	/	/	3	3.74	4.24	5.04	5.54	6.69	7.79	9.09	10.29
k1	min		0.7	0.9	1.1	1.3	1.6	1.9	2.28	2.63	3.19	3.54	4.28	5.05	5.96	6.8
r	min		0.1	0.1	0.1	0.1	0.1	0.2	0.2	0.25	0.25	0.4	0.4	0.6	0.6	0.6
s	max=mwadzina		3.2	4	5	5.5	6	7	8	10	11	13	17	19	22	24
	A	min	3.02	3.82	4.82	5.32	5.82	6.78	7.78	9.78	10.73	12.73	16.73	18.67	21.67	23.67
	B	min	/	/	/	/	/	6.64	7.64	9.64	10.57	12.57	16.57	18.48	21.16	23.16

Ulusi Spec d			(M18)	M20	(M22)	M24	(M27)	M30	(M33)	M36	(M39)	M42	(M45)	M48	(M52)
P	Ulusi		2.5	2.5	2.5	3	3	3.5	3.5	4	4	4.5	4.5	5	5
a	max		7.5	7.5	7.5	9	9	10.5	10.5	12	12	13.5	13.5	15	15
c	min		0.2	0.2	0.2	0.2	0.2	0.2	0.2	0.2	0.3	0.3	0.3	0.3	0.3
c	max		0.8	0.8	0.8	0.8	0.8	0.8	0.8	0.8	1	1	1	1	1
da	max		20.2	22.4	24.4	26.4	30.4	33.4	36.4	39.4	42.4	45.6	48.6	52.6	56.6
dw	A	min	25.3	28.2	30	33.6	/	/	/	/	/	/	/	/	/
dw	B	min	24.8	27.7	29.5	33.2	38	42.7	46.5	51.1	55.9	59.9	64.7	69.4	74.2
e	A	min	30.14	33.53	35.72	39.98	/	/	/	/	/	/	/	/	/
e	B	min	29.56	32.95	35.03	39.55	45.2	50.85	55.37	60.79	66.44	71.3	76.95	82.6	88.25
k	Mwadzina		11.5	12.5	14	15	17	18.7	21	22.5	25	26	28	30	33
	A	min	11.28	12.28	13.78	14.78	/	/	/	/	/	/	/	/	/
	A	max	11.72	12.72	14.22	15.22	/	/	/	/	/	/	/	/	/
	B	min	11.15	12.15	13.65	14.65	16.65	18.28	20.58	22.08	24.58	25.58	27.58	29.58	32.5
	B	max	11.85	12.85	14.35	15.35	17.35	19.12	21.42	22.92	25.42	26.42	28.42	30.42	33.5
k1	min		7.8	8.5	9.6	10.3	11.7	12.8	14.4	15.5	17.2	17.9	19.3	20.9	22.8
r	min		0.6	0.8	0.8	0.8	1	1	1	1	1	1.2	1.2	1.6	1.6
s	max=mwadzina		27	30	32	36	41	46	50	55	60	65	70	75	80
	A	min	26.67	29.67	31.61	35.38	/	/	/	/	/	/	/	/	/
	B	min	26.15	29.16	31	35	40	45	49	53.8	58.8	63.1	68.1	73.1	78.1

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Zogwirizana zodziwika bwino

Mtengo wa DIN557 Square Nut

DIN557 single chamfered square mtedza amagwiritsidwa ntchito makamaka pamapulogalamu omwe amafunikira kulumikizana kwamphamvu kwambiri komanso kukana dzimbiri, monga uinjiniya wamagetsi, zoyendera pamsewu, zida zomangira kunyumba, ndi mafakitale ena. Mapangidwe a natiyi amaphatikizapo chamfer ya mbali imodzi, yomwe imakhala yosavuta kukhazikitsa ndipo imatha kupititsa patsogolo kukhazikika ndi kudalirika kwa kugwirizana.

Werengani Zambiri

DIN 6923 Mtedza wa Flange

1.DIN6923 hexagon flange nut ndi general hexagon nut poyerekeza ndi kukula kwake ndi maulusi a ulusi ndizofanana, koma kuposa mtedza wa hexagon wokhala ndi mphete imodzi ya mphete, yofanana ndi washer ndi mtedza zimaphatikizidwa, ndipo pali mphete ya njere yosazembera pamwamba pa flange, yomwe imatchedwanso mtedza wa flange. 2. Zomwe zimagwiritsidwa ntchito kwambiri : mtedza wa hexagon flange makamaka umathandizira kukulitsa malo olumikizana ndi chogwirira ntchito, chomwe chimagwiritsidwa ntchito kwambiri popanga mapaipi, zomangira ndi zida zina zopondaponda ndi zoponyera. Nkhope ya flange ya DIN6923 flange nut palokha imakhala ndi ntchito yotsutsa ndikuyimitsa, ndipo sifunikira kuwonjezera padi lathyathyathya ndi pad kasupe posonkhana, yomwe ndiyosavuta kugwiritsa ntchito.

Werengani Zambiri

DIN582 Kukweza mtedza wamaso

DIN582 kukweza mphete mtedza makamaka ntchito kulumikiza unyolo ndi zingwe zitsulo waya, ndipo angagwiritsidwenso ntchito kunyamula opepuka. Mtedza wa mphete yolendewera imatanthawuza chigawo chomwe chimakulungidwa pamodzi ndi bolt kapena screw kuti chikhale chokhazikika, ndipo ndi gawo lofunikira pamakina onse opanga ndi kupanga.

Werengani Zambiri

Bolt wa Diso / Loose Joint Bolt

1. Mutu wa bolt ndi wozungulira wokhala ndi mabowo, malo ozungulira ndi osalala, kuyika kwa Eye Bolts kumakhala kosavuta, ndipo nthawi zambiri amagwiritsidwa ntchito pa nthawi yotsegulira ndi kusokoneza kapena kusonkhanitsa zida. 2.Mabowo a Maso amagwiritsidwa ntchito kwambiri mu: kutentha kochepa ndi ma valve othamanga, mapaipi oponderezedwa, makina opangira madzi, kubowola mafuta ndi zida zopangira, zida zamafuta ndi madera ena, nthawi zambiri pakuchotsa kapena zida monga mafakitale a valve, njinga zopindika, zoyenda zimagwiritsidwa ntchito, chifukwa kugwiritsidwa ntchito kwa Bolts kwamaso ndikosavuta komanso mwachangu, komanso kugwiritsa ntchito mafananidwe ofananirako, kugwirizanitsa ntchito zosiyanasiyana.

Werengani Zambiri

Mtengo wa DIN1587

1. Mtedza wa kapu ndi chitsulo chosapanga dzimbiri cha nati wa hexagonal otsetsereka amagwirizanitsidwa ndi pini yotseguka ndi bawuti ya ulusi yokhala ndi mabowo kuti apirire kugwedezeka ndi katundu wosinthasintha, zomwe zingalepheretse nati kumasuka ndi kutuluka. 2. Mtedza wokhala ndi kapu wokhala ndi zoyika, zomwe zimadalira kumangitsa nati kuti zigwire ulusi wamkati, zimatha kupereka anti kumasula komanso kukhala ndi kukhazikika bwino. Cholinga cha mtedza wa 3-cap ndi chimodzimodzi ndi mtedza wa hex. Khalidwe lake ndilakuti posonkhanitsa ndi kupasuka, wrench imagwiritsidwa ntchito kukakamiza mtedza waukulu, womwe suli wosavuta kutsetsereka. Komabe, wrench yokhayo yosinthika, wrench yokhazikika, wrench ya zolinga ziwiri (pa gawo lotsegulira), kapena wrench yopangidwa mwapadera ya square hole socket wrench ingagwiritsidwe ntchito pomanga ndi kupasuka. Nthawi zambiri amagwiritsidwa ntchito pazinthu zovuta komanso zosavuta. 4. Mtedza wa kapu ndiwoyenera zomangira zolimba kwambiri, zomangira zamakina, zomangira mipando, zomangira magalimoto, makina opangira zida zapadera, zomangira zokhala ndi mutu wozizira, mawaya amitu iwiri U-waya, ndi zomangira zokongoletsera nyumba.

Werengani Zambiri

Wedge nangula

Nangula wa wedge amagwiritsidwa ntchito kwambiri pazida zolemetsa monga zopalira zitoliro, zopalira zivomezi, makoma akunja agalasi, mabulaketi okwera, mashelefu, ndi njanji. Kuphatikiza apo, ndizoyeneranso konkriti ndi miyala yachilengedwe yowundana, zida zachitsulo, mbiri zachitsulo, mbale zapansi, mbale zothandizira, mabatani, matabwa amakina, matabwa, mabatani, ndi zina zambiri.

Werengani Zambiri

DIN985 Hex Lock Nut yokhala ndi zoyera

1. Kupanga makina: Ma hexagonal locking mtedza wopyapyala amagwiritsidwa ntchito makamaka kulumikiza ndi kukonza zida zamakina zosiyanasiyana, monga zomangira, ma flanges, ma bearings, ndi ma camshafts, kuti makina azigwira bwino ntchito. 2. Kupanga magalimoto: Popanga magalimoto, mtedza wotsekemera wa hexagonal umagwiritsidwa ntchito kugwirizanitsa ndi kuteteza zigawo zosiyanasiyana zamagalimoto monga injini, ma axles, ndi zoyimitsa kuti zitsimikizire chitetezo ndi kukhazikika kwa galimotoyo. 3. Munda wa zomangamanga: Mitedza ya hexagonal yotseka mitembo yopyapyala imagwiritsidwa ntchito kwambiri pamisonkhano yazitsulo zazitsulo, monga milatho, mafakitale, ndi zina zotero. Zimakhala zopepuka komanso zimakhala ndi zinthu zabwino zotsutsana ndi kumasula, zomwe zingathe kutsimikizira kukhazikika ndi chitetezo cha zitsulo zogwiritsidwa ntchito. 4. Zipangizo zamagetsi: Pazinthu zamagetsi zamagetsi, monga mafoni a m'manja, makompyuta, ndi zina zotero, mtedza wonyezimira wa hexagonal umagwiritsidwa ntchito kukonza ndi kulumikiza zigawo zosiyanasiyana, monga mabatire, ma boardboards, mawonetsero, ndi zina zotero, kusunga malo ndi kuchepetsa kulemera. 5. Kukongoletsa kunyumba: Pankhani yokongoletsera nyumba, mtedza wopyapyala wa hexagonal umagwiritsidwa ntchito popanga mipando, zidole ndi zinthu zina, zomwe sizingangogwira ntchito yokonza komanso kukhalabe ndi mawonekedwe oyera. 6. General munda: Hexagonal kutseka mtedza woonda amagwiritsidwanso ntchito kwambiri popanga ndi kupanga njira zosiyanasiyana makina zida, zida, zipangizo zapakhomo, etc.

Werengani Zambiri

DIN929 Hexagon Weld Mtedza

DIN929 welded hex mtedza amagwiritsidwa ntchito makamaka pazochitika zomwe zimafuna kulumikizana kwamphamvu kwambiri komanso kulumikizana kowoneka bwino. Mtedza wamtunduwu umalumikizidwa ndi cholumikizira ndi kuwotcherera ndipo ndi woyenera pamikhalidwe yomwe kulumikizana kwa bawuti wamba sikungapangidwe, monga ngati cholumikizira chimakhala chowonda kwambiri kapena chosawoneka bwino. Njira yowotcherera ndi yofanana ndi kutembenuza magawo awiri osiyana kukhala athunthu, kusungunula zitsulo pa kutentha kwakukulu, kusakaniza pamodzi, ndiyeno kuzizizira. Aloyi amawonjezeredwa pakati, kudalira mphamvu ya mamolekyu, ndipo mphamvu zake nthawi zambiri zimakhala zazikulu kuposa zazinthu za makolo.

Werengani Zambiri

DIN982 Hex Lock Nut yokhala ndi buluu

Nati yotsekera ya hexagonal ndi mtundu wa chomangira chomwe chimatha kutseka ulusi. Amagwiritsidwa ntchito kwambiri m'magawo monga kupanga makina, kupanga magalimoto, ndi zida zamagetsi. Pazida zamakina othamanga kwambiri, kutsekera mtedza kumatha kuletsa kumasuka kwa ulusi ndikuwonetsetsa kuti zidazo zikuyenda bwino komanso mokhazikika.

Werengani Zambiri

DIN6921 Hex Flange Bolt Half ulusi

Maboti a DIN6921 flange amagwiritsidwa ntchito kwambiri pazida zosiyanasiyana zamakina ndi zomangamanga, makamaka pakagwiritsidwe ntchito komwe kamakhala kovutirapo kapena kumeta ubweya wambiri. Mapangidwe ake amaphatikizapo mphamvu zambiri, kulondola kwambiri, kukana kwa dzimbiri, ndi luso lamakono, kuonetsetsa chitetezo ndi khalidwe la kugwirizana.

Werengani Zambiri

DIN985 Hex Lock Nut yokhala ndi buluu

Werengani Zambiri

Mtedza wooneka ngati T

Mu zipangizo zamakina, T-nuts amagwiritsidwa ntchito kugwirizanitsa ndi kukonza zigawo zofunika kwambiri, kuonetsetsa kukhazikika ndi chitetezo cha zipangizo. Mwachitsanzo, pazida zamakina, T-nuts amagwiritsidwa ntchito kwambiri pamakina opatsirana, monga kufalitsa njanji ya njanji ya mpira. Pomanga ndi kupanga misewu ndi mlatho, T-nuts amagwiritsidwa ntchito kugwirizanitsa zitsulo zachitsulo ndi zigawo zokonzedweratu, kupititsa patsogolo umphumphu wonse ndi mphamvu yonyamula katundu. Mwachitsanzo, pomanga njanji yapansi panthaka komanso njanji yothamanga kwambiri, T-nuts amatsimikizira chitetezo ndi kukhazikika kwa tunnel ndi milatho. M'zigawo zamagalimoto, T-nuts amagwiritsidwa ntchito kulumikiza injini ndi thupi, kukonza magwiridwe antchito ndi chitetezo chagalimoto. T-mtedza amagwiritsidwanso ntchito kwambiri mu T-slots yamakina osiyanasiyana amphero kuti ateteze mosavuta komanso mosatetezeka zida zina zolumikizirana muzambiri. Kuphatikiza apo, T-nuts nthawi zambiri amagwiritsidwa ntchito molumikizana ndi zomangira monga ma bolts a hexagonal kuti asonkhanitse zida zamakona monga zidutswa zamakona. Mtedza wowotcherera wooneka ngati T amagwiritsidwanso ntchito kwambiri m'mipando, zida zamankhwala, ndi zida zamasewera. Mwachitsanzo, M8 sitepe kuwotcherera mtedza amagwiritsidwa ntchito kuwotcherera pa lathyathyathya mipope ndi mbale kugwirizana bawuti kugwirizana.

Werengani Zambiri

Nangula wa manja ndi hex bolt

Hexagonal kukulitsa chitsulo chosapanga dzimbiri chimagwiritsidwa ntchito kwambiri muzinthu zachitsulo, zida zamakina, uinjiniya wa mlatho, uinjiniya womanga, zida zamagetsi, zomangamanga zapansi panthaka ndi zina. Ndizoyenera zitsulo, makoma a njerwa, konkire ndi zipangizo zina zokhala ndi magawo opanda kanthu kapena olimba, ndipo zimakhala ndi mphamvu zosinthika komanso zodalirika.

Werengani Zambiri

Nangula Waya wa Turo

1. Nangula wa waya wa matayala ndi mtundu wa zomangira zomwe nthawi zambiri umakumana nazo pamoyo watsiku ndi tsiku, zomwe zimagwiritsidwa ntchito kwambiri kukonza. 2. Kugwiritsa ntchito: Nangula wawaya wa matayala nthawi zambiri amagwiritsidwa ntchito m'malo olemetsa kwambiri omwe ali ndi mphamvu zambiri komanso zometa ubweya. Ndioyenera mwala wa konkire ndi wandiweyani, zitsulo, mbiri yachitsulo, mbale zoyambira, mbale zothandizira, mabatani, zitsulo, mazenera, makoma a nsalu, makina, matabwa, zitsulo, mabatani, ndi zina zotero.

Werengani Zambiri

DIN6921 Hex Flange Bolts

1. Flange screw ndi mtundu wa fastener wopangidwa ndi zigawo ziwiri: mutu wa hexagonal ndi flange (gasket pansi pa hexagonal imayikidwa pamodzi ndi hexagonal) ndi screw (yamphamvu ndi ulusi wakunja), yomwe imayenera kugwirizanitsidwa ndi nati kuti imangirire ndi kulumikiza magawo awiri ndi kupyolera mabowo. 2. Hexagonal flange bawuti ndi zida makamaka wamba mafakitale ntchito makampani, chifukwa ali ndi makhalidwe a kukongoletsa molondola ndi kupirira amphamvu, wakhala ankagwiritsa ntchito kwambiri mu misewu ndi njanji Bridges, kuphatikizapo mafakitale ndi zomangamanga, cranes, zofukula ndi makina ena olemera.

Werengani Zambiri

DIN127 Spring Washer

1. Makina ochapira masika amatha kusewera bwino odana ndi kumasuka komanso odana ndi kugwedezeka; 2. Zipangizo zamakina: makina ochapira kasupe amagwiritsidwa ntchito kwambiri pazida zosiyanasiyana zamakina, monga mayendedwe, tchire, zomangira, mtedza ndi mbali zina zolumikizirana, zimagwira ntchito yotsutsa kumasula, kutulutsa mantha, kusindikiza ndi zina zotero. 3. Zamagetsi zamagetsi: Pazida zamagetsi, makina ochapira masika amagwiritsidwa ntchito kukonza zigawo ndi mizere kuti ateteze kumasula ndikuwongolera kudalirika ndi kukhazikika kwa zida. 4. Zigawo zamagalimoto: Ma gaskets a Spring amagwiritsidwanso ntchito kwambiri pazigawo zamagalimoto, monga injini, ma transmissions, kuyimitsidwa kachitidwe, ndi zina zotero, zomwe zimagwira ntchito yowopsya, kusindikiza, kukonza ndi zina zotero. 5. Katundu wapakhomo: Mu mipando, zida zapakhomo ndi zinthu zina zapakhomo, makina ochapira masika amagwiritsidwa ntchito kukonza magawo, kupewa phokoso, kukonza chitonthozo ndi zina zotero.

Werengani Zambiri

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Chidziwitso cha Tchuthi cha Chikondwerero cha Spring

M'chaka chatsopano cha 2026, magulu athu a fakitale ndi maofesi akuyembekeza kugwirizana nanu nonse.

Takulira limodzi chaka ndi chaka.

Kodi ma bolt a konkriti akuyenda bwanji muukadaulo?

Fastener Industry News ndi Trends mu 2025

2025 Yiwu International Import and Export Exhibition–October 21-24

Chithunzi cha DIN933 Hex Bolt

Kufotokozera

chizindikiro

Kulongedza ndi kutumiza

tiuzeni

Zogwirizana zodziwika bwino

Mtengo wa DIN557 Square Nut

DIN 6923 Mtedza wa Flange

DIN582 Kukweza mtedza wamaso

Bolt wa Diso / Loose Joint Bolt

Mtengo wa DIN1587

Wedge nangula

DIN985 Hex Lock Nut yokhala ndi zoyera

DIN929 Hexagon Weld Mtedza

DIN982 Hex Lock Nut yokhala ndi buluu

DIN6921 Hex Flange Bolt Half ulusi

DIN985 Hex Lock Nut yokhala ndi buluu

Mtedza wooneka ngati T

Nangula wa manja ndi hex bolt

Nangula Waya wa Turo

DIN6921 Hex Flange Bolts

DIN127 Spring Washer

Chonde tisiyireni uthenga.