Ƙananan na'ura skru ƙananan skru ne waɗanda aka ƙera don amfani da su a cikin ƙananan na'urorin lantarki, kamar kwamfyutoci, wayoyin hannu, da kyamarori na dijital. Waɗannan sukurori galibi sun fi ƙanƙanta a diamita da tsayi idan aka kwatanta da daidaitattun screws na inji, yana mai da su manufa don amfani a cikin ƙananan na'urori inda sarari ya iyakance.
Ana iya yin ƙananan kusoshi na inji daga abubuwa iri-iri, gami da bakin karfe, tagulla, da aluminum. Zaɓin kayan zai dogara ne akan takamaiman aikace-aikacen da yanayin da za a yi amfani da na'urar. Bakin karfe sanannen zaɓi ne saboda ƙarfinsa da juriya ga lalata, yayin da ake amfani da tagulla sau da yawa a aikace-aikacen da ke da mahimmanci.
Ɗaya daga cikin mahimman fasalulluka na ƙananan screws na inji shine madaidaicin zaren su, wanda ke ba da damar a sauƙaƙe su cikin rami da aka tsara ba tare da lalata abubuwan da ke kewaye ba. Wannan yana da mahimmanci musamman a cikin na'urorin lantarki inda sassa masu laushi suka shiga.
Sunan samfur: |
82° Flat Coutersunk datsa kai Screws [Table 13] (ASTM F837 F468) ASME B 18.6.3 - 2013 |
Daidaito: |
ASME B 18.6.3 - 2013 |
|
Abu: |
Carbon karfe da bakin karfe |
Girman: |
Matsayin tunani kuma bisa ga buƙatun abokin ciniki |
An gama: |
Tutiya Plated,Hot tsoma galvanized Karfe,Dacromet,Nickel Plated,Black Oxide,Plain |
Lokacin bayarwa: |
Yawanci a cikin kwanaki 30-40. |
Matsayin Zare |
Na waje |
Nau'in Zare: |
UNC/UNF/UNEF/UNR/UNRC/UNRF/UNS/... |
Tuƙi na ciki: |
Phillips / Pozidriv |
Tuƙi na Waje: |
Shugaban Countersunk |
Nau'in Kulle: |
/
|
Shank: |
Rage Shank |
Nuna: |
Flat Point |
Alama: |
Kamar yadda ake bukata |
Girman Zare d |
|
d
|
Girman Suna |
PP |
UNC |
Lambar |
Girman kai |
d1 |
max |
min |
Nau'in A) |
min |
Sauran nau'ikan |
min |
dk |
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
|
|
Girman Zare d |
|
d
|
Girman Suna |
PP |
UNC |
Lambar |
Girman kai |
d1 |
max |
min |
Nau'in A) |
min |
Sauran nau'ikan |
min |
dk |
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), Gefen kai na iya zama mai zagaye ko lebur. 2), Shortan inji sun haɗa da tsayin ƙima har zuwa kuma gami da 1 1/8 in. don girman No.5 da ƙarami, da 2 in. don girman No.6 da girma. 3), Short tapping sukurori ne waɗanda zaren cikakken tsawon. Koma zuwa para. 4.3 don zartar da tsayin dunƙule. 4), Girman 14 shine don tapping sukurori kawai. 5), Matsakaicin diamita ba zai wuce mafi ƙaranci da 0.011 in. don nau'in tapping ɗin nau'in A, da diamita na asali na duk sauran nau'ikan dunƙule tapping. |
Game da Zhenkun Fasteners
Ningbo Zhenkun Machinery Co., Ltd. ne babban manufacturer da kuma maroki na kananan inji sukurori. Muna da shekaru na gwaninta a cikin masana'antu kuma muna ba da nau'i-nau'i masu yawa a cikin nau'i-nau'i daban-daban, kayan aiki, da kuma ƙare don saduwa da bukatun abokan ciniki na musamman. Ana yin sukurorin mu ta amfani da mafi kyawun kayan aiki kuma an kera su don saduwa da ƙa'idodin ƙasashen duniya. Mun himmatu wajen samar wa abokan cinikinmu mafi kyawun kayayyaki da ayyuka a farashi masu gasa. Tuntube mu a yau don ƙarin koyo game da samfuranmu da kuma yadda za mu iya taimakawa da aikinku.
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