NghasafYmateb
NghasafDyfyniadau
NghasafDanfon
Yn barod i ddanfon llongau
10000+ Sku yn Warehouse
Rydym yn ymrwymo ar gyfer eitemau RTS:
70% Eitemau wedi'u danfon o fewn 5 diwrnod
80% Eitemau wedi'u danfon o fewn 7 diwrnod
90% Eitemau wedi'u danfono fewn 10 diwrnod
Gorchmynion swmp, cysylltwch â gwasanaeth cwsmeriaid
Maint | 0# | 1# | 2# | 3# | 4# | 5# | 6# | 8# | 10# | 12# | 1/4 | 5/16 | ||
d | Edau DIA | 0.06 | 0.073 | 0.086 | 0.099 | 0.112 | 0.125 | 0.138 | 0.164 | 0.19 | 0.216 | 0.25 | 0.3125 | |
PP | UNC | - | 64 | 56 | 48 | 40 | 40 | 32 | 32 | 24 | 24 | 20 | 18 | |
Unf | 80 | 72 | 64 | 56 | 48 | 44 | 40 | 36 | 32 | 28 | 28 | 24 | ||
UNEF | - | - | - | - | - | - | - | - | - | 32 | 32 | 32 | ||
ds | Max = enwol | 0.06 | 0.073 | 0.086 | 0.099 | 0.112 | 0.125 | 0.138 | 0.164 | 0.19 | 0.216 | 0.25 | 0.3125 | |
Mini | 0.0568 | 0.0695 | 0.0822 | 0.0949 | 0.1075 | 0.1202 | 0.1329 | 0.1585 | 0.184 | 0.2095 | 0.2435 | 0.3053 | ||
DK ① | Max | 0.096 | 0.118 | 0.14 | 0.161 | 0.183 | 0.205 | 0.226 | 0.27 | 0.312 | 0.324 | 0.375 | 0.469 | |
Mini | 0.091 | 0.112 | 0.134 | 0.154 | 0.176 | 0.198 | 0.216 | 0.257 | 0.298 | 0.314 | 0.354 | 0.446 | ||
k | Max | 0.06 | 0.073 | 0.086 | 0.099 | 0.112 | 0.125 | 0.138 | 0.164 | 0.19 | 0.216 | 0.25 | 0.312 | |
Mini | 0.057 | 0.07 | 0.083 | 0.095 | 0.108 | 0.121 | 0.134 | 0.159 | 0.185 | 0.21 | 0.244 | 0.306 | ||
s | Enwol | 0.05 | 0.062 | 0.078 | 0.078 | 0.094 | 0.094 | 0.109 | 0.141 | 0.156 | 0.156 | 0.188 | 0.25 | |
t | Mini | 0.025 | 0.031 | 0.038 | 0.044 | 0.051 | 0.057 | 0.064 | 0.077 | 0.09 | 0.103 | 0.12 | 0.151 | |
b | Mini | 0.5 | 0.62 | 0.62 | 0.62 | 0.75 | 0.75 | 0.75 | 0.88 | 0.88 | 0.88 | 1 | 1.12 | |
c | Siamffrwn | Max | 0.004 | 0.005 | 0.008 | 0.008 | 0.009 | 0.012 | 0.013 | 0.014 | 0.018 | 0.022 | 0.025 | 0.033 |
r | Siamffrwn | Max | 0.007 | 0.007 | 0.007 | 0.007 | 0.008 | 0.008 | 0.008 | 0.008 | 0.008 | 0.01 | 0.01 | 0.01 |
w | Mini | 0.02 | 0.025 | 0.029 | 0.034 | 0.038 | 0.043 | 0.047 | 0.056 | 0.065 | 0.082 | 0.095 | 0.119 |
Maint | 3/8 | 7/16 | 1/2 | 9/16 | 5/8 | 3/4 | 7/8 | 1 | 1-1/8 | 1-1/4 | 1-3/8 | 1-1/2 | ||
d | Edau DIA | 0.375 | 0.4375 | 0.5 | 0.5625 | 0.625 | 0.75 | 0.875 | 1 | 1.125 | 1.25 | 1.375 | 1.5 | |
PP | UNC | 16 | 14 | 13 | 12 | 11 | 10 | 9 | 8 | 7 | 7 | 6 | 6 | |
Unf | 24 | 20 | 20 | 18 | 18 | 16 | 14 | 12 | 12 | 12 | 12 | 12 | ||
UNEF | 32 | 28 | 28 | 24 | 24 | 20 | 20 | 20 | 18 | 18 | 18 | 18 | ||
ds | Max = enwol | 0.375 | 0.4375 | 0.5 | 0.5625 | 0.625 | 0.75 | 0.875 | 1 | 1.125 | 1.25 | 1.375 | 1.5 | |
Mini | 0.3678 | 0.4294 | 0.4919 | 0.5538 | 0.6163 | 0.7406 | 0.8647 | 0.9886 | 1.1086 | 1.2336 | 1.3568 | 1.4818 | ||
DK ① | Max | 0.562 | 0.656 | 0.75 | 0.843 | 0.938 | 1.125 | 1.312 | 1.5 | 1.688 | 1.875 | 2.062 | 2.25 | |
Mini | 0.54 | 0.631 | 0.725 | 0.827 | 0.914 | 1.094 | 1.291 | 1.476 | 1.665 | 1.852 | 2.038 | 2.224 | ||
k | Max | 0.375 | 0.438 | 0.5 | 0.562 | 0.625 | 0.75 | 0.875 | 1 | 1.125 | 1.25 | 1.375 | 1.5 | |
Mini | 0.368 | 0.43 | 0.492 | 0.554 | 0.616 | 0.74 | 0.864 | 0.988 | 1.111 | 1.236 | 1.36 | 1.485 | ||
s | Enwol | 0.312 | 0.375 | 0.375 | 0.437 | 0.5 | 0.625 | 0.75 | 0.75 | 0.875 | 0.875 | 1 | 1 | |
t | Mini | 0.182 | 0.213 | 0.245 | 0.276 | 0.307 | 0.37 | 0.432 | 0.495 | 0.557 | 0.62 | 0.682 | 0.745 | |
b | Mini | 1.25 | 1.38 | 1.5 | 1.5 | 1.75 | 2 | 2.25 | 2.5 | 2.81 | 3.12 | 3.44 | 3.75 | |
c | Siamffrwn | Max | 0.04 | 0.047 | 0.055 | 0.062 | 0.07 | 0.085 | 0.1 | 0.114 | 0.129 | 0.144 | 0.16 | 0.176 |
r | Siamffrwn | Max | 0.01 | 0.015 | 0.015 | 0.015 | 0.015 | 0.015 | 0.02 | 0.02 | 0.02 | 0.02 | 0.02 | 0.02 |
w | Mini | 0.143 | 0.166 | 0.19 | 0.214 | 0.238 | 0.285 | 0.333 | 0.38 | 0.428 | 0.475 | 0.523 | 0.57 |
Maint | 1-3/4 | 2 | 2-1/4 | 2-1/2 | 2-3/4 | 3 | 3-1/4 | 3-1/2 | 3-3/4 | 4 | ||
d | Edau DIA | 1.75 | 2 | 2.25 | 2.5 | 2.75 | 3 | 3.25 | 3.5 | 3.75 | 4 | |
PP | UNC | 5 | 4.5 | 4.5 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | |
Unf | - | - | - | - | - | - | - | - | - | - | ||
UNEF | - | - | - | - | - | - | - | - | - | - | ||
ds | Max = enwol | 1.75 | 2 | 2.25 | 2.5 | 2.75 | 3 | 3.25 | 3.5 | 3.75 | 4 | |
Mini | 1.7295 | 1.978 | 2.228 | 2.4762 | 2.7262 | 2.9762 | 3.2262 | 3.4762 | 3.7262 | 3.9762 | ||
DK ① | Max | 2.625 | 3 | 3.375 | 3.75 | 4.125 | 4.5 | 4.875 | 5.25 | 5.625 | 6 | |
Mini | 2.597 | 2.97 | 3.344 | 3.717 | 4.09 | 4.464 | 4.837 | 5.211 | 5.584 | 5.958 | ||
k | Max | 1.75 | 2 | 2.25 | 2.5 | 2.75 | 3 | 3.25 | 3.5 | 3.75 | 4 | |
Mini | 1.734 | 1.983 | 2.232 | 2.481 | 2.73 | 2.979 | 3.228 | 3.478 | 3.727 | 3.976 | ||
s | Enwol | 1.25 | 1.5 | 1.75 | 1.75 | 2 | 2.25 | 2.25 | 2.75 | 2.75 | 3 | |
t | Mini | 0.87 | 0.995 | 1.12 | 1.245 | 1.37 | 1.495 | 1.62 | 1.745 | 1.87 | 1.995 | |
b | Mini | 4.38 | 5 | 5.62 | 6.25 | 6.88 | 7.5 | 8.12 | 8.75 | 9.38 | 10 | |
c | Siamffrwn | Max | 0.207 | 0.238 | 0.269 | 0.3 | 0.332 | 0.363 | 0.394 | 0.426 | 0.458 | 0.489 |
r | Siamffrwn | Max | 0.02 | 0.02 | 0.036 | 0.036 | 0.036 | 0.036 | 0.036 | 0.036 | 0.036 | 0.036 |
w | Mini | 0.665 | 0.76 | 0.855 | 0.95 | 1.045 | 1.14 | 1.235 | 1.33 | 1.425 | 1.52 |
Yn ôl caledwch gwifren sgriw, cario tensiwn, cryfder cynnyrch ac ati, mae dosbarthiad gradd o follt soced hecsagon, hynny yw, lefel bollt soced hecsagon. Mae'n ofynnol i wahanol gynhyrchion a deunyddiau fod â gwahanol raddau o folltau soced hecs sy'n cyfateb iddynt. Mae gan folltau soced hecs y graddau canlynol i gyd:
Rhennir bolltau soced hecsagon yn folltau cryfder cyffredin a chryfder uchel yn ôl cryfder gradd. Mae bolltau soced hecs cyffredin yn cyfeirio at Ddosbarth 4.8, mae bolltau soced hecs cryfder uchel yn cyfeirio at Ddosbarth 8.8 neu'n uwch, gan gynnwys Dosbarth 10.9 a Dosbarth 12.9. Yn gyffredinol, mae bolltau soced hecs gradd 12.9 yn sgriwiau pen cwpan soced hecs du gyda marchogion, lliw naturiol ac olew.
The performance grade of hex socket bolts for steel structure connection is 3.6, 4.6, 4.8, 5.6, 6.8, 8.8, 9.8, 10.9, 12.9, etc. There are more than 10 grades, among which the bolts of grade 8.8 and above are made of low carbon alloy steel or medium carbon steel and heat-treated (quenched, tempered), which are generally called high strength bolts, and the others are generally called ordinary bolltau. Mae'r label gradd perfformiad bollt yn cynnwys dwy ran, sydd yn y drefn honno'n cynrychioli gwerth cryfder tynnol enwol a chymhareb bwcl y deunydd bollt.
* Mae'r diagram canlynol yn nodi'r gwahanol incotermau masnach. Dewiswch yr un sy'n well gennych.
Ansawdd yn gyntaf, diogelwch wedi'i warantu