G80 3mm me te 2mm Piauaua Wehenga Wehewehenga Tiini Hiko Hiko Tiaki Tiaki Tiaki Tiaki Tiaki Tiaki Tiaki Tiaki Hiko
G80 3mm me te 2mm Piauaua Wehenga Wehewehenga Tiini Hiko Hiko Tiaki Tiaki Tiaki Tiaki Tiaki Tiaki Tiaki Tiaki Hiko
Kāwai
Taupānga
Hua e Pa ana
Tawhā mekameka
I runga i te hangarau hanga mekameka whakarewa SCIC G80 & G100, he pai ta matou whakaroa atu i ta matou rarangi hua ki te pai o te pai o te katakina te mekameka hoist Grade T (Momo T, DAT & DT), mo te whakamahi i roto i nga mekameka rangatū a-ringa me te mana kaha.
Whakaaturanga 1: he mekameka / hononga hono
Kī
1 | Whakawhitihia te raina waenganui o te hononga | l | ko te roanga o te reo maha |
p | ko te pitch | dm | ko te diameter o nga rawa ka ine |
ds | ko te diameter weld | e | ko te roa te rahinga e pa ana ki te whakapiri |
w3 | ko te whanui o roto i te weld | w2 | ko te whanui o waho i runga i te weld |
Ripanga 1: mekameka whakaneke / rahi hono (mm)
Nominal size dn | Material diamaketolerance | Pitch | Width | Gaugelengthof 11xpn | Wtawhito diamake ds max. | |||
pn | tolerance1) | internal w3 min. | external w2 max. | l | tolerance1) | |||
4 | ±0.2 | 12 | 0.25 | 4.8 | 13.6 | 132 | 0.6 | 4.3 |
5 | ±0.2 | 15 | 0.3 | 6.0 | 17.0 | 165 | 0.8 | 5.4 |
6 | ±0.2 | 18 | 0.35 | 7.2 | 20.4 | 198 | 1.0 | 6.5 |
7 | ±0.3 | 21 | 0.4 | 8.4 | 23.8 | 231 | 1.1 | 7.6 |
8 | ±0.3 | 24 | 0.5 | 9.6 | 27.2 | 264 | 1.3 | 8.6 |
9 | ±0.4 | 27 | 0.5 | 10.8 | 30.6 | 297 | 1.4 | 9.7 |
10 | ±0.4 | 30 | 0.6 | 12.0 | 34.0 | 330 | 1.6 | 10.8 |
11 | ±0.4 | 33 | 0.6 | 13.2 | 37.4 | 363 | 1.7 | 11.9 |
12 | ±0.5 | 36 | 0.7 | 14.4 | 40.8 | 396 | 1.9 | 13.0 |
13 | ±0.5 | 39 | 0.8 | 15.6 | 44.2 | 429 | 2.1 | 14.0 |
14 | ±0.6 | 42 | 0.8 | 16.8 | 47.6 | 462 | 2.2 | 15.1 |
16 | ±0.6 | 48 | 0.9 | 19.2 | 54.4 | 528 | 2.5 | 17.3 |
18 | ±0.9 | 54 | 1.0 | 21.6 | 61.2 | 594 | 2.9 | 19.4 |
20 | ±1.0 | 60 | 1.2 | 24.0 | 68.0 | 660 | 3.2 | 21.6 |
22 | ±1.1 | 66 | 1.3 | 26.4 | 74.8 | 726 | 3.5 | 23.8 |
1)Thesetolerancesareusuallydividedinto+2/3and–1/3forbothtiaindividuallinkandthe standardgaugelength. |
Ripanga 2: te tepe kawenga mahi o te mekameka (WLL)
Nominal size dn mm | Chain type T t | Chain type DAT t | Chain type DT t |
4 5 6 | 0.5 0.8 1.1 | 0.4 0.63 0.9 | 0.25 0.4 0.56 |
7 8 9 | 1.5 2 2.5 | 1.2 1.6 2 | 0.75 1 1.25 |
10 11 12 | 3.2 3.8 4.5 | 2.5 3 3.6 | 1.6 1.9 2.2 |
13 14 16 | 5.3 6 8 | 4.2 5 6.3 | 2.6 3 4 |
18 20 22 | 10 12.5 15 | 8 10 12.5 | 5 6.3 7.5 |
mean stress N/mm2 | 200 | 160 | 100 |
Ripanga 3: te hanga mekameka whakaneke i nga mana tohu me nga kaha pakaru
Nominal size dn mm | Manufacturing proof force (MPF) kN mi roto. | Breaking force (BF) kN mi roto. |
4 | 12.6 | 20.1 |
5 | 19.6 | 31.4 |
6 | 28.3 | 45.2 |
7 | 38.5 | 61.6 |
8 | 50.3 | 80.4 |
9 | 63.6 | 102 |
10 | 78.5 | 126 |
11 | 95 | 152 |
12 | 113 | 181 |
13 | 133 | 212 |
14 | 154 | 246 |
16 | 201 | 322 |
18 | 254 | 407 |
20 | 314 | 503 |
22 | 380 | 608 |
Ripanga 4: te whakaroa mutunga me te pakeke o te mata
| hokist chain types | ||
T | DAT | DT | |
Total ultimate whakaroan A%min | 10 | 10 | 5 |
Surface hardness min dn < 7 mm, HV 5 dn = 7 mm to 11 mm, HV 10 dn > 11 mm, HV 10 |
360 360 360 |
500 500 450 |
550 550 500 |