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82° Flat Coutersunk Trim head Screws [Letlapa 13] (ASTM F837 F468)

Finyella ho kengoa ka makhethe le ho sireletsehileng ka 82° Flat Countersunk Trim Head Screws e tsamaellanang le maemo a ASME B 18.6.3 - 2013. E hahiloe bakeng sa ho tšoarella le ho nepahala, e fana ka tharollo e tšepahalang ea ho tiisa bakeng sa mefuta e fapaneng ea lits'ebetso.

Mohlala:ASME B 18.6.3

Romela Lipatlisiso

Tlhaloso ea Sehlahisoa

Kenyelletso e bonolo le ea Flush:ASME B 18.6.3 - 2013 e tsamaellanang le 82° Flat Countersunk Trim Head Screws e etseditswe ho kenngwa ka boreledi le ho thella. Moralo oa tsona oa hlooho ea trim o netefatsa pheletso e makhethe, e loketseng lits'ebetso moo botle ba 'mele bo leng bohlokoa.

Lisebelisoa tsa boleng bo holimo:E entsoe ka thepa e lumellanang le ASTM F837 le F468, li-screws tsena li fana ka matla a phahameng le ho hanyetsa kutu. Ba boloka botšepehi ba bona esita le libakeng tse thata, ho netefatsa ts'ebetso e tšoarellang nako e telele.

Precision Fit:Li-screws tsena li etselitsoe ho latela lintlha tse hlakileng, li fana ka mokhoa o sireletsehileng le o nepahetseng, o fokotsang kotsi ea ho hlobola kapa ho lokoloha ha nako e ntse e ea. Sena se tiisa ho fastening e ka tšeptjoang ka thepa le lits'ebetso tse fapaneng.

Mefuta e mengata ea lisebelisoa:E loketse ts'ebeliso ea kahare le kantle, li-screws tsena li fumana lits'ebetso ho mapolanka, kopano ea thepa ea ka tlung le ho qeta ka hare. Moralo oa bona o feto-fetohang le ts'ebetso e tšepahalang li etsa hore e be khetho ea litsebi bakeng sa litsebi.

Boholo ba Khoele
d

10#

12#

d	Boholo ba Lebitso
PP	UNC
Khoutu	Boholo ba Hlooho
d₁	max
	min
	Mofuta oa A)	min
	Mefuta e meng	min
d_k	max
	min
k	Ref

0.1120	0.1250	0.1380	0.1380	0.1640	0.1640	0.1900	0.2160
40	40	32	32	32	32	24	24
3	4	4	5	5	6	8	8
0.112	0.125	0.138	0.138	0.164	0.164	0.190	0.216
0.106	0.119	0.131	0.131	0.157	0.157	0.181	0.207
0.105	0.118	0.131	0.131	0.157	0.157	0.183	0.209
0.106	0.119	0.131	0.131	0.157	0.157	0.181	0.207
0.187	0.212	0.212	0.237	0.237	0.262	0.312	0.312
0.167	0.191	0.191	0.215	0.215	0.238	0.285	0.285
0.052	0.060	0.052	0.068	0.052	0.069	0.085	0.069

Boholo ba Khoele
d

12#

14# ^④

1/4

5/16

3/8

d	Boholo ba Lebitso
PP	UNC
Khoutu	Boholo ba Hlooho
d₁	max
	min
	Mofuta oa A)	min
	Mefuta e meng	min
d_k	max
	min
k	Ref

0.2160	0.2420	0.2420	0.2500	0.2500	0.3125	0.3125	0.3750
24	-	-	20	20	18	18	16
10	10	12	10	12	12	1/4	5/16
0.216	-	-	0.250	0.250	0.312	0.312	0.375
0.207	-	-	0.240	0.240	0.302	0.302	0.364
0.209	0.235	0.235	-	-	-	-	-
0.207	-	-	0.240	0.240	0.302	0.302	0.364
0.362	0.362	0.412	0.362	0.412	0.412	0.477	0.597
0.333	0.333	0.380	0.333	0.380	0.380	0.442	0.556
0.101	0.080	0.112	0.080	0.112	0.075	0.116	0.155

①, Moeli oa hlooho o ka ba chitja kapa o bataletse.
②, Li-screws tsa mochini tse khuts'oane li kenyelletsa bolelele ba mabitso ho fihla le ho kenyelletsa 1 1/8 in. bakeng sa boholo ba No.5 le tse nyane, le 2 in. bakeng sa boholo ba No.6 le kholoanyane.
③, Likurufu tse khutšoane tsa ho tlanya ke tse bolelele bo felletseng. Sheba para. 4.3 bakeng sa bolelele bo sebetsang ba screw.
④, Size 14 ke ea ho tlanya li-screw feela.
⑤,Bophahamo ba bophara bo ka se fete bonyane 0.011 in. bakeng sa likurufu tsa ho tlanya tsa Mofuta oa A, le bophara ba "screw" bakeng sa mefuta e meng eohle ea likurufu.

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