Ụlọ > Ngwaahịa > kposara > Ịpị skru > Oval Countersunk Isi Tappings 80° Slotted Undercut [Table 11]
Oval Countersunk Isi Tappings 80° Slotted Undercut [Table 11]
  • Oval Countersunk Isi Tappings 80° Slotted Undercut [Table 11]Oval Countersunk Isi Tappings 80° Slotted Undercut [Table 11]
  • Oval Countersunk Isi Tappings 80° Slotted Undercut [Table 11]Oval Countersunk Isi Tappings 80° Slotted Undercut [Table 11]
  • Oval Countersunk Isi Tappings 80° Slotted Undercut [Table 11]Oval Countersunk Isi Tappings 80° Slotted Undercut [Table 11]
  • Oval Countersunk Isi Tappings 80° Slotted Undercut [Table 11]Oval Countersunk Isi Tappings 80° Slotted Undercut [Table 11]

Oval Countersunk Isi Tappings 80° Slotted Undercut [Table 11]

Họrọ 80° Slotted Undercut Oval Countersunk Head Tapping Screws maka ijikọ nke ọma na nke ọma na ụlọ ọrụ dị iche iche. N'ikwekọ na ụkpụrụ ASME B 18.6.3 - 2013, kposara ndị a na-enye ntụkwasị obi, ịdịte aka, na ntụgharị, na-ahụ na arụmọrụ kachasị mma na ngwa dị iche iche.

Nlereanya:ASME B 18.6.3

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Nhazi ohuru:80° Slotted Undercut Oval Countersunk Head Tapping Screws, dị ka akọwara na ASME B 18.6.3 - 2013, na-egosipụta ihe ọhụrụ emebere ahaziri maka mkpa ngwa ngwa. Isi oval countersunk nke a kpụchara akpụ na-enye mmecha nke ọma, na-ebelata ihe ize ndụ nke snagging ma ọ bụ protrusion, na-eme ka ọ dị mma n'elu nrụnye.

Ịpị nke ọma:A na-emezi skru ndị a maka ịme ọpịpị ziri ezi, na-enye ohere maka imepụta oghere nke ọma nke ọma na ihe dị iche iche. Isi oghere 80 ° na-eme ka nrụnye na mwepụ dị mfe, na-eme ka usoro mgbakọ ahụ dịkwuo elu ma belata oge mgbakọ.

Arụmọrụ emelitere:Site n'ichepụta ha pụrụ iche na ihe ndị dị elu, skru ndị a na-eme ọpịpị na-enye arụmọrụ na ịdịte aka. Ha na-enye nkwado a pụrụ ịdabere na ya na ngwa ebe nchacha ọkụ na njide echekwara dị oke mkpa, na-enye aka n'ịdị ogologo ndụ na iguzosi ike n'ezi ihe nke ihe anakọtara.

Ngwa sara mbara:Kwesịrị ekwesị maka ngwa dị iche iche, skru ndị a na-akụ ọpịpị na-eme nke ọma na ụlọ ọrụ dịka ihe owuwu, ịrụ osisi, na ịrụ ọrụ ígwè. Ntugharị ha na ịdị irè ha na-eme ka ha bụrụ nhọrọ kachasị mma maka ndị ọkachamara na-achọ ngwọta nkwụnye ntụkwasị obi na nke ọma.




Nha eriri
d
0# 1 # 2# 3# 4# 5# 6 # 7# 8# 10 # 12#
d Nha aha
PP UNC
L
dk max
min
k Ref
f Ref.
n max
min
t max
min
0.0600 0.0730 0.0860 0.0990 0.1120 0.1250 0.1380 0.1510 0.1640 0.1900 0.2160
- 64 56 48 40 40 32 - 32 24 24
1/8 1/8 1/8 1/8 3/16 3/16 3/16 / 1/4 5/16 3/8
0.112 0.137 0.162 0.187 0.212 0.237 0.262 0.287 0.312 0.362 0.412
0.096 0.120 0.144 0.167 0.191 0.215 0.238 0.262 0.285 0.333 0.380
0.025 0.031 0.036 0.042 0.047 0.053 0.059 0.064 0.070 0.081 0.092
0.021 0.025 0.029 0.033 0.037 0.041 0.045 0.049 0.052 0.060 0.068
0.023 0.026 0.031 0.035 0.039 0.043 0.048 0.048 0.054 0.060 0.067
0.016 0.019 0.023 0.027 0.031 0.035 0.039 0.039 0.045 0.050 0.056
0.028 0.034 0.040 0.047 0.053 0.059 0.065 0.071 0.078 0.090 0.103
0.022 0.027 0.033 0.038 0.043 0.048 0.053 0.059 0.064 0.074 0.085
Nha eriri
d
14 # 1/4 16 # 18# 5/16 20# 24# 3/8 7/16 1/2
d Nha aha
PP UNC
L
dk max
min
k Ref
f Ref.
n max
min
t max
min
0.2420 0.2500 0.2680 0.2940 0.3125 0.3200 0.3720 0.3750 0.4375 0.5000
- 20 - - 18 - - 16 14 13
/ 7/16 / / 1/2 / / 9/16 5/8 3/4
0.462 0.477 0.512 0.561 0.597 0.611 0.711 0.717 0.760 0.815
0.427 0.442 0.475 0.522 0.556 0.569 0.664 0.670 0.715 0.765
0.104 0.107 0.115 0.126 0.134 0.137 0.160 0.161 0.156 0.156
0.076 0.079 0.084 0.092 0.099 0.100 0.116 0.117 0.122 0.131
0.075 0.075 0.075 0.084 0.084 0.084 0.094 0.094 0.094 0.106
0.064 0.064 0.064 0.072 0.072 0.072 0.081 0.081 0.081 0.091
0.115 0.119 0.127 0.140 0.149 0.152 0.177 0.179 0.184 0.204
0.096 0.098 0.106 0.116 0.124 0.127 0.148 0.149 0.154 0.169
①, Ọnụ isi nwere ike gbaa gburugburu ma ọ bụ dị larịị.
②, Ihe nkedo nke ogologo ndị a na nke dị mkpụmkpụ ga-enwe isi ndị a kpụchara akpụ.
③,7#, 14#, 16#, 18#, 20#, 24# bụ maka ịpịa skru naanị.
⑤, The dayameta nke ahu na igwe kposara nwere ndị ọzọ karịa mkpụbelata isi agaghị abụ ihe na-erughị Klas 2A eri kacha nta pitch dayameta ma ọ bụ karịa isi isi dayameta nke eri.
⑥, Igwe ịghasa Ogologo eriri
1) Nha No.5 na obere.
Ihe nkedo nke ogologo aha aha ya na dayameta atọ na nke dị mkpụmkpụ ga-enwe eriri ụdị zuru oke na-erute n'ime otu oghere (eriri) nke olulu ahụ.
ibu elu nke isi, ma ọ bụ nso, ma ọ bụrụ na ọ ga-ekwe omume. Ogologo aha aha karịrị dayameta atọ, ruo na gụnyere 1-1/8 in., ga-enwe
eri zuru oke na-agbatị n'ime oghere abụọ (eriri) nke elu elu nke isi, ma ọ bụ nso, ma ọ bụrụ na ọ ga-eme ya. Ihe nkedo nke ogologo
ogologo n'ọnụ ga, ma ọ bụrụ na akọwapụtara n'ụzọ ọzọ, nwere opekempe ogologo nke ụdị zuru oke nke 1 in.
2) Nha No.6 na obere.
Ihe nkedo nke ogologo aha aha ya na dayameta atọ na nke dị mkpụmkpụ ga-enwe eriri ụdị zuru oke na-erute n'ime otu oghere (eriri) nke olulu ahụ.
ibu elu nke isi, ma ọ bụ nso, ma ọ bụrụ na ọ ga-ekwe omume. Ogologo aha aha karịrị dayameta atọ, ruo yana gụnyere 2 in., ga-enwe
eri zuru oke na-agbatị n'ime oghere abụọ (eriri) nke elu elu nke isi, ma ọ bụ nso, ma ọ bụrụ na ọ ga-eme ya. Ihe nkedo nke ogologo
N'ọnụ ogologo ga-enwe opekempe ogologo nke zuru ụdị eri nke 1.5 in. ma ọ bụrụ na uzọ ọzọ kpọmkwem.


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