Okpu isi skru, nke a makwaara dị ka skru isi oghere, bụ ụdị ihe nkedo a na-ejikarị na ngwa ụlọ ọrụ dị iche iche. A na-eji isi ha cylindrical mara ha nke nwere oghere dị larịị na oghere hexagonal, nke na-enye ohere iji eriri Allen ma ọ bụ mkpịsị hex mechie ngwa ngwa.
Na Ningbo Zhenkun Machinery Co., Ltd, anyị na-arụpụta okpu isi kposara na a nso nke nha na ihe izute mkpa nke anyị ahịa. A na-eji ihe ndị dị elu mee ihe nkedo anyị, dị ka igwe anaghị agba nchara, carbon steel, na alloy steel, iji hụ na ịdịte aka na ike ha dị.
Igwe isi mkpuchi mkpuchi nwere ọtụtụ ngwa, gụnyere na ụlọ ọrụ ụgbọ ala, ụlọ ọrụ ikuku, ụlọ ọrụ ihe owuwu, na ndị ọzọ. A na-ejikarị ha eme ihe na mgbakọ ebe a na-achọ ka ọ dị elu, ebe ọ bụ na elu dị larịị nke ịghasa na-enye ọdịdị dị mma.
Na mgbakwunye na ọdịdị ha na-egbuke egbuke, mkpuchi isi mkpuchi na-enyekwa oke ike na ike ijide, na-eme ka ha bụrụ nhọrọ na-ewu ewu maka ngwa nrụgide dị elu. Oghere hexagon ha na-enyekwa nnyefe iyi kacha mma ma na-ebelata ihe ize ndụ nke ịpụpụ ma e jiri ya tụnyere ụdị skru ndị ọzọ.
Aha ngwaahịa: |
Hexagon Socket Head Cap skru [Table 1] (ASTM A574 F837) ASME B 18.3 - 2012 |
Ọkọlọtọ: |
ASME B 18.3 - 2012 |
|
Ihe: |
Carbon ígwè na igwe anaghị agba nchara |
Nha: |
Ụkpụrụ ntụaka yana dịka ihe ndị ahịa chọrọ si dị |
Emechaala: |
Zinc Plated, Hot Dip Galvanized Steel,Dacromet,Nickel Plated,Black Oxide,Plain |
Oge Mbuga ozi: |
Nọmalị na 30-40 ụbọchị. |
Ọnọdụ eriri |
Mpụga |
Ụdị eriri: |
UNC/UNF/UNEF/UNR/UNRC/UNRF/UNS/... |
Ịnya ụgbọ ala: |
Hex Socket |
Ịnya ụgbọ ala na mpụga: |
Silindrical |
Ụdị mkpọchi: |
Knrl |
Shank: |
Shank nkịtị |
Ntụtu aka: |
Flat Point |
Kaa: |
Dị ka achọrọ |
Nha |
|
d
|
Ịghasa dayameta |
PP |
UNC |
UNF |
UNEF |
ds |
max=ọnụ ọnụ |
min |
dk 1) |
max |
min |
k
|
max |
min |
s
|
Nha aha |
t
|
min |
b
|
min |
c
|
chamfer ma ọ bụ radius |
max |
r
|
chamfer ma ọ bụ radius |
max |
w
|
min |
|
0.06
|
0.073
|
0.086
|
0.099
|
0.112
|
0.125
|
0.138
|
0.164
|
0.19
|
0.216
|
0.25
|
0.3125
|
-
|
64
|
56
|
48
|
40
|
40
|
32
|
32
|
24
|
24
|
20
|
18
|
80
|
72
|
64
|
56
|
48
|
44
|
40
|
36
|
32
|
28
|
28
|
24
|
-
|
-
|
-
|
-
|
-
|
-
|
-
|
-
|
-
|
32
|
32
|
32
|
0.06
|
0.073
|
0.086
|
0.099
|
0.112
|
0.125
|
0.138
|
0.164
|
0.19
|
0.216
|
0.25
|
0.3125
|
0.0568
|
0.0695
|
0.0822
|
0.0949
|
0.1075
|
0.1202
|
0.1329
|
0.1585
|
0.184
|
0.2095
|
0.2435
|
0.3053
|
0.096
|
0.118
|
0.14
|
0.161
|
0.183
|
0.205
|
0.226
|
0.27
|
0.312
|
0.324
|
0.375
|
0.469
|
0.091
|
0.112
|
0.134
|
0.154
|
0.176
|
0.198
|
0.216
|
0.257
|
0.298
|
0.314
|
0.354
|
0.446
|
0.06
|
0.073
|
0.086
|
0.099
|
0.112
|
0.125
|
0.138
|
0.164
|
0.19
|
0.216
|
0.25
|
0.312
|
0.057
|
0.07
|
0.083
|
0.095
|
0.108
|
0.121
|
0.134
|
0.159
|
0.185
|
0.21
|
0.244
|
0.306
|
0.05
|
0.062
|
0.078
|
0.078
|
0.094
|
0.094
|
0.109
|
0.141
|
0.156
|
0.156
|
0.188
|
0.25
|
0.025
|
0.031
|
0.038
|
0.044
|
0.051
|
0.057
|
0.064
|
0.077
|
0.09
|
0.103
|
0.12
|
0.151
|
0.5
|
0.62
|
0.62
|
0.62
|
0.75
|
0.75
|
0.75
|
0.88
|
0.88
|
0.88
|
1
|
1.12
|
0.004
|
0.005
|
0.008
|
0.008
|
0.009
|
0.012
|
0.013
|
0.014
|
0.018
|
0.022
|
0.025
|
0.033
|
0.007
|
0.007
|
0.007
|
0.007
|
0.008
|
0.008
|
0.008
|
0.008
|
0.008
|
0.010
|
0.010
|
0.010
|
0.020
|
0.025
|
0.029
|
0.034
|
0.038
|
0.043
|
0.047
|
0.056
|
0.065
|
0.082
|
0.095
|
0.119
|
|
Nha |
|
d
|
Ịghasa dayameta |
PP |
UNC |
UNF |
UNEF |
ds |
max=ọnụ ọnụ |
min |
dk 1) |
max |
min |
k
|
max |
min |
s
|
Nha aha |
t
|
min |
b
|
min |
c
|
chamfer ma ọ bụ radius |
max |
r
|
chamfer ma ọ bụ radius |
max |
w
|
min |
|
0.375
|
0.4375
|
0.5
|
0.5625
|
0.625
|
0.75
|
0.875
|
1
|
1.125
|
1.25
|
1.375
|
1.5
|
16
|
14
|
13
|
12
|
11
|
10
|
9
|
8
|
7
|
7
|
6
|
6
|
24
|
20
|
20
|
18
|
18
|
16
|
14
|
12
|
12
|
12
|
12
|
12
|
32
|
28
|
28
|
24
|
24
|
20
|
20
|
20
|
18
|
18
|
18
|
18
|
0.375
|
0.4375
|
0.5
|
0.5625
|
0.625
|
0.75
|
0.875
|
1
|
1.125
|
1.25
|
1.375
|
1.5
|
0.3678
|
0.4294
|
0.4919
|
0.5538
|
0.6163
|
0.7406
|
0.8647
|
0.9886
|
1.1086
|
1.2336
|
1.3568
|
1.4818
|
0.562
|
0.656
|
0.75
|
0.843
|
0.938
|
1.125
|
1.312
|
1.5
|
1.688
|
1.875
|
2.062
|
2.25
|
0.54
|
0.631
|
0.725
|
0.827
|
0.914
|
1.094
|
1.291
|
1.476
|
1.665
|
1.852
|
2.038
|
2.224
|
0.375
|
0.438
|
0.5
|
0.562
|
0.625
|
0.75
|
0.875
|
1
|
1.125
|
1.25
|
1.375
|
1.5
|
0.368
|
0.43
|
0.492
|
0.554
|
0.616
|
0.74
|
0.864
|
0.988
|
1.111
|
1.236
|
1.36
|
1.485
|
0.312
|
0.375
|
0.375
|
0.437
|
0.5
|
0.625
|
0.75
|
0.75
|
0.875
|
0.875
|
1
|
1
|
0.182
|
0.213
|
0.245
|
0.276
|
0.307
|
0.37
|
0.432
|
0.495
|
0.557
|
0.62
|
0.682
|
0.745
|
1.25
|
1.38
|
1.5
|
1.5
|
1.75
|
2
|
2.25
|
2.5
|
2.81
|
3.12
|
3.44
|
3.75
|
0.040
|
0.047
|
0.055
|
0.062
|
0.070
|
0.085
|
0.100
|
0.114
|
0.129
|
0.144
|
0.160
|
0.176
|
0.010
|
0.015
|
0.015
|
0.015
|
0.015
|
0.015
|
0.020
|
0.020
|
0.020
|
0.020
|
0.020
|
0.020
|
0.143
|
0.166
|
0.190
|
0.214
|
0.238
|
0.285
|
0.333
|
0.380
|
0.428
|
0.475
|
0.523
|
0.570
|
|
Nha |
|
d
|
Ịghasa dayameta |
PP |
UNC |
UNF |
UNEF |
ds |
max=ọnụ ọnụ |
min |
dk 1) |
max |
min |
k
|
max |
min |
s
|
Nha aha |
t
|
min |
b
|
min |
c
|
chamfer ma ọ bụ radius |
max |
r
|
chamfer ma ọ bụ radius |
max |
w
|
min |
|
1.75
|
2
|
2.25
|
2.5
|
2.75
|
3
|
3.25
|
3.5
|
3.75
|
4
|
5
|
4.5
|
4.5
|
4
|
4
|
4
|
4
|
4
|
4
|
4
|
-
|
-
|
-
|
-
|
-
|
-
|
-
|
-
|
-
|
-
|
-
|
-
|
-
|
-
|
-
|
-
|
-
|
-
|
-
|
-
|
1.75
|
2
|
2.25
|
2.5
|
2.75
|
3
|
3.25
|
3.5
|
3.75
|
4
|
1.7295
|
1.978
|
2.228
|
2.4762
|
2.7262
|
2.9762
|
3.2262
|
3.4762
|
3.7262
|
3.9762
|
2.625
|
3
|
3.375
|
3.75
|
4.125
|
4.5
|
4.875
|
5.25
|
5.625
|
6
|
2.597
|
2.97
|
3.344
|
3.717
|
4.09
|
4.464
|
4.837
|
5.211
|
5.584
|
5.958
|
1.75
|
2
|
2.25
|
2.5
|
2.75
|
3
|
3.25
|
3.5
|
3.75
|
4
|
1.734
|
1.983
|
2.232
|
2.481
|
2.73
|
2.979
|
3.228
|
3.478
|
3.727
|
3.976
|
1.25
|
1.5
|
1.75
|
1.75
|
2
|
2.25
|
2.25
|
2.75
|
2.75
|
3
|
0.87
|
0.995
|
1.12
|
1.245
|
1.37
|
1.495
|
1.62
|
1.745
|
1.87
|
1.995
|
4.38
|
5
|
5.62
|
6.25
|
6.88
|
7.5
|
8.12
|
8.75
|
9.38
|
10
|
0.207
|
0.238
|
0.269
|
0.300
|
0.332
|
0.363
|
0.394
|
0.426
|
0.458
|
0.489
|
0.020
|
0.020
|
0.036
|
0.036
|
0.036
|
0.036
|
0.036
|
0.036
|
0.036
|
0.036
|
0.665
|
0.760
|
0.855
|
0.950
|
1.045
|
1.140
|
1.235
|
1.330
|
1.425
|
1.520
|
|
1), Ihe aã Nke sitere na alloy steel ga-adaba n'ihe niile ASTM A574 bã Nke sitere na nchara na-eguzogide corrosion ma kwekọọ n'ihe niile ASTM F837 2), ndị isi nwere ike ịdị larịị ma ọ bụ knurded na nhọrọ. nke onye na-emepụta ihe, ma ọ bụrụ na onye ahịa akọwapụtaghị ya. Maka kposara knurled, a ga-atụ oke dayameta isi n'ofe n'elu knurl, na dayameta isi nke kacha nta ga-abụ dayameta nke akụkụ a na-emeghị nke ọma ma ọ bụ dayameta gafee n'elu nke knurl maka skru ndị ahụ na-enweghị akụkụ a na-adịghị edozi, dị nnọọ. n'elu radius ma ọ bụ chamfer na nsọtụ ala nke isi. |
Banyere Zhenkun fasteners
Na Ningbo Zhenkun Machinery Co., Ltd, anyị na-agba mbọ na-enye ndị ahịa anyị elu-edu okpu isi kposara na-egbo mkpa ha kpọmkwem. Kpọtụrụ anyị taa ka ịmatakwu maka ngwaahịa na ọrụ anyị.
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