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82° Slotted Oval Countersunk Head Machine Screws [Letlapa la 7] (ASTM F837 F468)

Kopana le litlhoko tsa hau tsa ho itima lijo ka 82° Slotted Oval Countersunk Head Machine Screws e tsamaellanang le maemo a ASME B 18.6.3 - 2013. E tšoarella, e tenyetseha, 'me ho bonolo ho e kenya, e loketse lits'ebetso tse fapaneng.

Mohlala:ASME B 18.6.3

Romela Lipatlisiso

Tlhaloso ea Sehlahisoa

Tharollo e fapaneng ea Fastening:ASME B 18.6.3 - 2013 e lumellanang le 82 ° Slotted Oval Countersunk Head Machine Screws e fana ka tharollo e fapaneng bakeng sa litlhoko tse fapaneng tsa ho tiisa. Moqapi oa bona o ikhethang oa oval countersunk hlooho o fana ka ponahalo e boreleli mme o fokotsa kotsi ea ho ts'oara holim'a metsi.

Lisebelisoa tsa boleng bo holimo:E entsoe ka thepa e lumellanang le ASTM F837 le F468, li-screws tsena tsa mochini li netefatsa ho tšoarella le ho ts'epahala maemong a boima. Ba hanela ho bola le ho boloka botšepehi ba bona ha nako e ntse e ea, ho netefatsa ts'ebetso ea nako e telele.

Sireletsehile ho Kena:Moralo oa slotted drive o thusa ho kenya habonolo ka screwdriver e tloaelehileng, e fana ka sebaka se sireletsehileng le se tiileng. Sena se nolofatsa mesebetsi ea kopano, ho etsa hore likurufu tsa mochini li tšoanelehe bakeng sa lits'ebetso tsa profeshenale le tsa DIY.

Tšebeliso e pharaletseng:E loketse ho sebelisoa mechini, lisebelisoa le kopano ea thepa ea ka tlung, li-screws tsena tsa mochini li fana ka mefuta e mengata ea lits'ebetso. Ts'ebetso ea bona e tšepahalang le kaho e tiileng li li etsa likarolo tsa bohlokoa lebokoseng lefe kapa lefe la lithulusi kapa lithupelo.

Boholo ba Khoele
d

00#

10#

d	Boholo ba Lebitso
PP	UNC
L ^②
d_k	max
d_k	min
k	Ref
f	Ref.
n	max
n	min
t	max
t	min

0.0470	0.0600	0.0730	0.0860	0.0990	0.1120	0.1250	0.1380	0.1640	0.1900
-	-	64	56	48	40	40	32	32	24
-	1/8	1/8	1/8	1/8	3/16	3/16	3/16	1/4	5/16
0.087	0.112	0.137	0.162	0.187	0.212	0.237	0.262	0.312	0.362
0.080	0.096	0.120	0.144	0.167	0.191	0.215	0.238	0.285	0.333
0.028	0.035	0.043	0.051	0.059	0.067	0.075	0.083	0.100	0.116
0.014	0.021	0.025	0.029	0.033	0.037	0.041	0.045	0.052	0.060
0.017	0.023	0.026	0.031	0.035	0.039	0.043	0.048	0.054	0.060
0.010	0.016	0.019	0.023	0.027	0.031	0.035	0.039	0.045	0.050
0.023	0.030	0.038	0.045	0.052	0.059	0.067	0.074	0.088	0.103
0.016	0.025	0.031	0.037	0.043	0.049	0.055	0.060	0.072	0.084

Boholo ba Khoele
d

12#

1/4

5/16

3/8

7/16

1/2

9/16

5/8

3/4

d	Boholo ba Lebitso
PP	UNC
L ^②
d_k	max
d_k	min
k	Ref
f	Ref.
n	max
n	min
t	max
t	min

0.2160	0.2500	0.3125	0.3750	0.4375	0.5000	0.5625	0.6250	0.7500
24	20	18	16	14	13	12	11	10
3/8	7/16	1/2	9/16	5/8	3/4	-	-	-
0.412	0.477	0.597	0.717	0.760	0.815	0.932	1.050	1.285
0.380	0.442	0.556	0.670	0.715	0.765	0.878	0.990	1.215
0.132	0.153	0.191	0.230	0.223	0.223	0.260	0.298	0.372
0.068	0.079	0.099	0.117	0.122	0.131	0.150	0.169	0.206
0.067	0.075	0.084	0.094	0.094	0.106	0.118	0.133	0.149
0.056	0.064	0.072	0.081	0.081	0.091	0.102	0.116	0.131
0.117	0.136	0.171	0.206	0.210	0.216	0.250	0.285	0.353
0.096	0.112	0.141	0.170	0.174	0.176	0.207	0.235	0.293

①, Moeli oa hlooho o ka ba chitja kapa o bataletse.
②, Li-screw tsa bolelele le tse khuts'oane li tla ba le lihlooho tse sehiloeng.
③, Bophara ba 'mele holim'a likurufu tsa mochini tse nang le lihlooho tse ling ntle le li-trim ha boa lokela ho ba ka tlase ho bophara bo tlase ba khoele ea Sehlopha sa 2A kapa ho feta bophara bo boholo ba khoele.
④, Bolelele ba Screw ea Mochini
1) Boholo No.5 le tse nyenyane.
Li-crews tsa bolelele bo lekanang le li-diameter tse tharo le tse khuts'oane li tla ba le likhoele tse felletseng tse fihlang ka har'a khoele e le 'ngoe ea khoele.
e jereng bokahodimo ba hlooho, kapa haufi, haeba ho kgoneha. Bolelele bo boholo ho feta li-diameter tse tharo, ho fihla le ho kenyelletsa 1-1/8 in., e tla ba le
likhoele tse nang le sebopeho se felletseng tse fihlang ka har'a likhoele tse peli (likhoele) tsa bokaholimo ba hlooho, kapa haufi, haeba ho khonahala. Li-crews tse telele
bolelele ba lebitso, ntle le ha bo hlalositsoe ka tsela e 'ngoe, bo na le bonyane bolelele ba khoele e felletseng ea 1 in.
2) Boholo No.6 le tse nyenyane.
Li-crews tsa bolelele bo lekanang le li-diameter tse tharo le tse khuts'oane li tla ba le likhoele tse felletseng tse fihlang ka har'a khoele e le 'ngoe ea khoele.
e jereng bokahodimo ba hlooho, kapa haufi, haeba ho kgoneha. Bolelele bo boholo ho feta li-diameter tse tharo, ho fihla le ho kenyelletsa 2 in., bo tla ba le
likhoele tse nang le sebopeho se felletseng tse fihlang ka har'a likhoele tse peli (likhoele) tsa bokaholimo ba hlooho, kapa haufi, haeba ho khonahala. Li-crews tse telele
bolelele ba lebitso bo tla ba le bolelele ba bonyane ba khoele e felletseng ea 1.5 in. ntle le ha ho boletsoe ka tsela e 'ngoe.

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