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DIN933 304 A2-70 hexagonal bolt

Bolt

DIN933 304 A2-70 hexagonal bolt

Ọkwa: 4.8, 8.8, 10.9, 12.9, Ihe: Q235, 35K, 45K, 40Cr, 20Mn Tib, 35Crmo, 42Crmo, Ngwọta Elu: Blackened, Electrogalvanized, Dacromet, Hot-dipized etc

Ọkọlọtọ DIN 933 dị na bolts hexagonal zuru ezu nwere eriri eri nke M1.6-M52, akara ngwaahịa ya bụ A na B.

Ụkpụrụ A-larịị bụ: d ≤ 24mm na l ≤ 10d ma ọ bụ l ≤ 150mm (nke ọ bụla dị obere); Iwu nke Klas B bụ: d>24mm ma ọ bụ l>10d ma ọ bụ l>150mm (nke ọ bụla dị obere). N'ime ha, d na-anọchi anya eriri eri, na l na-anọchi anya ogologo bolt. Akara ngwaahịa dị iche iche nwere ụkpụrụ dabara adaba maka akụkụ ndị ọzọ s, diagonal e, ọkpụrụkpụ k na ndidi ogologo.

    Ntinye ngwaahịaokwu mmeghe

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    The izugbe eri dayameta nkọwa nke DIN 933 bolts bụ M3-M64, na nkịtị carbon ígwè arụmọrụ akara ule bụ tumadi 8.8 na 10.9. Mgbe d ≤ 39mm, igwe anaghị agba nchara na-abụkarị A2-50 / A2-70 / A4-70 / A4-80, nke nwere ike na-ezo aka ISO 3506-1 ma ọ bụ DIN 267-11.

    Ihe mgbochi nke ọkọlọtọ a na-adịkarị na metric (eriri siri ike) na eri mara mma, nke a tụrụ na millimeters (mm). Nkwenye maka DIN 933 eri siri ike bụ 6g. Ihe mkpuchi a na-ahụkarị na ahịa gụnyere mkpuchi ojii, electroplating (zinc na-acha anụnụ anụnụ, zinc agba odo), na mkpuchi ntụ ntụ na-abụghị electrolytic (GEO). The ndidi dabara tupu mkpuchi bụ tumadi 6g / 6H, na ndidi band dabara mgbe galvanizing nwere ike ịgbanwe na 6h / 6G. Otú ọ dị, n'ihi mmetụta nke ọkpụrụkpụ mkpuchi elu mgbe mkpuchi gasịrị, mgbe a na-anwale eri na nha nha nhata kwekọrọ, enwere ike ịnwe ọnọdụ ebe ha na-agaghị adaba. N'oge a, enwere ike ịme nnwale ntinye nut na nkọwa dabara adaba.

    DIN 933 bolt bụ eriri isi hexagonal nwere ọtụtụ ngwa, nke a na-ahụkarị na mpaghara ndị a:

    1. Mechanical n'ichepụta: eji maka mgbakọ na ndozi nke akụrụngwa, na-ejikọta ihe dị iche iche n'ibu.

    2. Injinia ihe owuwu: dị ka idozi ihe owuwu ígwè, ịwụnye brackets, njikọ, wdg.

    3. Ụlọ ọrụ ụgbọ ala: enwere ike iji ya mee ihe maka imechi akụkụ dị ka injin, chassis, na ahụ ụgbọ ala.

    4. Ngwa eletrọnịkị: Ha na-ekere òkè na ijikọ na idozi na mgbakọ nke ụfọdụ ngwaọrụ eletrọnịkị.

    5. Ụlọ ọrụ Petrochemical: adabara maka njikọ nke ngwá ọrụ kemịkal, pipeline, wdg Ụfọdụ DIN 933 bolts nwere ike izute ihe mgbochi corrosion chọrọ nke gburugburu ebe obibi.

    6. Ụlọ ọrụ ụgbọ mmiri: eji arụ ọrụ ụgbọ mmiri na ntinye ngwá ọrụ.

    7. Aerospace: Ejiri ya na mpaghara nwere nnukwu ihe achọrọ maka ike na ntụkwasị obi.

    8. Ebe ike: gụnyere ntinye na nhazi nke akụrụngwa dịka ike ikuku na ike anyanwụ.

    9. Ịmepụta nfuli na valves: dị ka njikọ maka ogwe mgbapụta na valvụ.

    10. Ngwá ọrụ mmepụta ihe: Mgbakọ nke ngwá ọrụ mmepụta ihe dị iche iche.

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