G80 3mm en 2mm gegalvaniseerde sjorketting hoë treksterkte legering staal hefskakelketting vir elektriese hyser
Kategorie
Hys en sjor, hys ketting,kort skakel ketting, ronde skakel ketting opheffing,Graad T-ketting, Graad DAT-ketting,Graad DT-ketting, DIN EN 818-7kort skakelketting vir opteldoeleindes,fyn verdraagsaamheid hys ketting,legeringsstaal ketting
Aansoek
G80 3mm en 2mm gegalvaniseerde sjorketting hoë treksterkte legering staal hefskakelketting vir elektriese hyser
Oplig en vassjor, vragte lig, vragte bind
Figuur 1: hyserketting/skakels
Sleutel
| 1 | Draai die middellyn van die skakel | l | is die meervoudige toonhoogte lengte |
| p | is die toonhoogte | dm | is die materiaal deursnee soos gemeet |
| ds | is die sweisdeursnee | e | is die lengte dimensioneel beïnvloed deur sweiswerk |
| w3 | is die interne breedte by die sweislas | w2 | is die eksterne breedte oor die sweislas |
Tabel 1: takel ketting / skakel afmetings (mm)
| Nominal size dn | Material diametertolerance | Pitch | Width | Gauge length of 11 x pn | Weld diameter 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) These tolerances are usually divided into + 2/3 and – 1/3 for both the individual link and thestandard gauge length. | ||||||||
Tabel 2: takel ketting werk las limiet (WLL)
| Nominal size dn mm | Chain type T t | Chaain type DAT t | Chaain 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 |
Tabel 3: takel ketting vervaardiging bewys kragte en breek kragte
| Nominal size dn mm | Manufacturing proof force (MPF) kN min. | Breaking force (BF) kN min. |
| 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 |
Tabel 4: totale uiteindelike verlenging en oppervlakhardheid
|
| hoist chaain types | ||
| T | DAT | DT | |
| Total ultimate verlengingn 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 |
