Ho na le mefuta e 4 ea linate tsa hex tse sebelisoang hangata:
1. GB/T 41-2016 "Mofuta oa 1 Hex Nut Kereiti ea C"
2. GB/T 6170-2015 "Mofuta oa 1 Hex Nut"
3. GB/T 6175-2016 "Type 2 Hex Nuts"
4. GB/T 6172.1-2016 “Hexagon Thin Nut”
Phapang e kholo lipakeng tsa linate tse 'ne tse sebelisoang haholo ke tse latelang:
1. Bophahamo ba linate bo fapane:
Ho ea ka lipehelo tsa maemo a naha a GB/T 3098.2-2015 "Mechanical Properties of Fasteners Nuts", ho na le mefuta e meraro ea bophahamo ba linate:
——Mofuta oa 2, linate tse phahameng: bophahamo ba bonyane mmin≈0.9D kapa >0.9D;
——Mofuta oa 1, nate e tloaelehileng: bolelele ba bonyane mmin≈0.8D;
——Mofuta oa 0, nate e tšesaane: bolelele ba bonyane 0.45D≤mmin<0.8D.
Tlhokomeliso: D ke bophara ba lebitso la khoele ea linate.
Har'a tse ka holimo tse 'nè tse sebelisoang hangata:
GB/T 41-2016 "Mofuta oa 1 Hex Nut Grade C" le GB/T 6170-2015 "Mofuta oa 1 Hex Nut" ke linate tse tloaelehileng tsa Mofuta oa 1, 'me bolelele bo fokolang ba linate ke mmin≈0.8D.
GB/T 6175-2016 "Mofuta oa 2 Hex Nuts" ke mofuta oa 2 oa linate tse phahameng, 'me bophahamo bo fokolang ba linate ke mmin≥0.9D.
GB/T 6172.1-2016 "Hexagon Thin Nut" ke mofuta oa 0 oa linate tse tšesaane, 'me bonyane bophahamo ba linate ke 0.45D≤mmin＜0.8D.
2. Limaraka tse fapaneng tsa lihlahisoa:
Lihlahisoa tsa linate li arotsoe ka lihlopha tsa A, B le C.Limaraka tsa sehlahisoa li khethoa ke boholo ba mamello.Kereiti ke eona e nepahetseng ka ho fetesisa 'me kereiti ea C ke eona e nepahetseng haholoanyane.
GB/T 41-2016 "Mofuta oa 1 Hexagon Nuts Grade C" e hlalosa linate tse nang le grade C ho nepahala.
GB/T 6170-2015 “Type 1 Hexagonal Nuts”, GB/T 6175-2016 “Type 2 Hexagonal Nuts” le GB/T 6172.1-2016 “Hexagonal Thin Nuts” li hlakisa linate tse nang le grade A le grade B e nepahetseng.
Ho GB/T 6170-2015 "Mofuta oa 1 Hexagonal Nuts", GB/T 6175-2016 "Type 2 Hexagonal Nuts" le GB/T 6172.1-2016 "Hexagonal Thin Nuts", Sehlopha sa A se sebelisetsoa linate tse nang le D≤16mm;Sehlopha sa B se sebelisoa bakeng sa linate tse nang le D> 16mm.
Ho ea ka litekanyetso tsa naha tsa GB/T 3103.1-2002 "Fastener Tolerance Bolts, Screws, Studs and Nuts", tekanyo ea ka hare ea khoele ea mamello ea linate tse nepahetseng tsa A-level le B-level ke "6H";Tekanyo ea mamello ea khoele ea ka hare ke "7H";litekanyetso tsa mamello ea litekanyo tse ling tsa linate li fapane ho ea ka ho nepahala ha limaraka A, B le C.
3. Limaraka tse fapaneng tsa thepa ea mochini
Ho ea ka lipehelo tsa maemo a naha a GB/T 3098.2-2015 "Mechanical Properties of Fastener Nuts", liboutu tse entsoeng ka tšepe ea carbon le alloy steel li na le mefuta e 7 ea limaraka tsa ts'ebetso ea mochini tlasa boemo ba tikoloho ea 10 ° C ho isa ho 35. °C.Ke 04, 05, 5, 6, 8, 10, 12 ka ho latellana.
Ho ea ka lipehelo tsa maemo a naha a GB/T 3098.15-2014 "Mechanical Properties of Fasteners Stainless Steel Nuts", ha tekanyo ea tikoloho e le 10 ° C ho 35 ° C, litekanyetso tsa ts'ebetso ea linate tse entsoeng ka tšepe e sa hloekang li hlalositsoe ka tsela e latelang. :
Linate tse entsoeng ka tšepe e sa hloekang ea austenitic (ho kenyeletsoa A1, A2, A3, A4, A5 lihlopha) li na le thepa ea mechine ea 50, 70, 80 le 025, 035, 040. (Hlokomela: Sehlopha sa ts'ebetso ea mechine ea linate tsa tšepe tse sa hloekang li entsoe ka tse peli. likarolo, karolo ea pele e tšoaea sehlopha sa tšepe, 'me karolo ea bobeli e tšoaea boemo ba ts'ebetso, e arotsoe ke li-dashes, joalo ka A2-70, e tšoanang ka tlase)
Linate tse entsoeng ka tšepe e sa hloekang ea martensitic tsa sehlopha sa C1 li na le litekanyetso tsa thepa ea mechine ea 50, 70, 110 le 025, 035, 055;
Linate tse entsoeng ka tšepe e sa hloekang ea martensitic tsa sehlopha sa C3 li na le thepa ea mechine ea 80 le 040;
Linate tse entsoeng ka tšepe e sa hloekang ea martensitic tsa sehlopha sa C4 li na le litekanyetso tsa thepa ea mochine tsa 50, 70 le 025, 035.
Linate tse entsoeng ka sehlopha sa F1 ferritic tšepe e sa hloekang li na le litekanyetso tsa thepa ea mochini tsa 45, 60 le 020, 030.
Ho ea ka lipehelo tsa maemo a naha a GB/T 3098.10-1993 "Mechanical Properties of Fasteners - Bolts, Screws, Studs and Nuts E entsoeng ka Metals e sa Feleng":
Linate tse entsoeng ka li-alloys tsa koporo le tsa koporo li na le litekanyetso tsa ts'ebetso ea mechine: CU1, CU2, CU3, CU4, CU5, CU6, CU7;
Linate tse entsoeng ka aluminium le lialloys tsa aluminium li na le litekanyetso tsa ts'ebetso ea mochini: AL1, AL2, AL3, AL4, AL5, AL6.
Tekanyetso ea naha ea GB/T 41-2016 "Mofuta oa 1 Hexagon Nut Grade C" e sebetsa ho linate tsa hexagon tsa grade C tse nang le lintlha tsa khoele M5 ~ M64 le sehlopha sa 5 sa tshebetso.
Tekanyetso ea naha ea GB/T 6170-2015 "Type 1 Hexagon Nut" e sebetsa ho lintlha tsa khoele M1.6 ~ M64, limaraka tsa ts'ebetso ke 6, 8, 10, A2-70, A4-70, A2-50, A4-50. , CU2 , CU3 le AL4 grade A le B hex nuts.
Maemo a naha a GB/T 6175-2016 "Type 2 Hexagon Nuts" e sebetsa ho liboutu tsa hlooho tsa grade A le tsa B tse nang le lintlha tsa khoele M5~M36 le limaraka tsa 10 le 12 tsa tšebetso.
Tekanyetso ea naha ea GB/T 6172.1-2016 "Hexagon Thin Nut" e sebetsa ho lintlha tsa khoele M1.6 ~ M64, limaraka tsa ts'ebetso ke 04, 05, A2-025, A2-035, A2-50, A4-035, CU2, CU3 le AL4 grade A le B linate tse tšesaane tse mahlakore a mabeli.
Lekhalo la bophara ba lebitso le tsamaellanang le mofuta oa linate le kereiti ea ts'ebetso li bonts'oa tafoleng e ka tlase.
Linate tse tloaelehileng (mofuta oa 1) le linate tse phahameng (mofuta oa 2) tse entsoeng ka tšepe ea k'habone le tšepe ea motsoako li lokela ho sebelisoa ka li-fasteners tse entsoeng ka ntle tafoleng e latelang, 'me linate tse nang le matla a phahameng a ts'ebetso li ka nka sebaka sa linate ka limaraka tse tlase tsa ts'ebetso.
Linate tse tloaelehileng (mofuta oa 1) ke tsona tse sebelisoang ka ho fetisisa.
Linate tse telele (mofuta oa 2) hangata li sebelisoa lihokelong tse hlokang ho qhaqhoa khafetsa.
Linate tse tšesaane (Mofuta oa 0) li na le matla a ho jara moroalo o tlase ho feta linate tse tloaelehileng kapa tse telele, kahoo ha lia lokela ho etsoa bakeng sa lisebelisoa tse thibelang ho khoptjoa.
Linate tse tšesaane (mofuta oa 0) hangata li sebelisoa meahong e thibelang ho lokoloha ha linate tse peli.
Nako ea poso: Mar-06-2023