12mm En818-8 Ketane ea ho Phahamisa Alloy ea Matla a Phahameng bakeng sa Hoist
12mm En818-8 Ketane ea ho Phahamisa Alloy ea Matla a Phahameng bakeng sa Hoist
Sehlopha
Re hlahisa sehlahisoa sa rona sa morao-rao, ketane ea ho phahamisa ea alloy ea 12mm En818-8 e matla a holimo. Ketane ena ea ho phahamisa e etselitsoe ho fihlela litlhoko tse thata ka ho fetisisa tsa ho phahamisa tse shebaneng le polokeho le ho tšoarella.
Boholo ba ketane ea 12mm bo netefatsa hore e khona ho jara meroalo e boima ha e ntse e boloka matla le botsitso bo hlokahalang. E loketse ho phahamisa mechini e boima, thepa ea kaho kapa lintho tse ling tse boima matlong a polokelo, lifekthering le libakeng tsa kaho.
Se etsang hore ketane ena e be e ikhethang ke ho latela maemo a En818-8. Maemo ana a machaba a netefatsa hore liketane li fihlela maemo a boleng bo holimo le a polokeho. E etselitsoe ka ho khetheha bakeng sa lits'ebetso tsa ho phahamisa 'me e feta litekong tse matla ho netefatsa hore e tšepahala maemong a thata ka ho fetisisa.
Matla a phahameng a ketane ke e 'ngoe ea litšobotsi tsa eona tsa mantlha. E entsoe ka motsoako o khethehileng o ntlafatsang matla a eona ka kakaretso le ho tšoarella, ho netefatsa hore e ka mamella meroalo e boima ka ho fetisisa ntle le ho beha polokeho kotsing. Sena se etsa hore e be e loketseng mesebetsi ea ho phahamisa lintho tse boima.
Kopo
Polokeho kamehla ke taba ea bohlokoa haholo ha ho tluoa tabeng ea lisebelisoa tsa ho phahamisa 'me ketane ena ha e soetse. E entsoe ka likarolo tsa polokeho tse kang li-latch tsa polokeho ho netefatsa hore mojaro o lula o khomaretsoe ka mokhoa o sireletsehileng nakong eohle ea ts'ebetso ea ho phahamisa. Matla a phahameng a ketane le ho latela maemo a polokeho li etsa hore e be khetho e tšepahalang bakeng sa mosebetsi ofe kapa ofe oa ho phahamisa.
Ntle le matla a eona a phahameng le litšobotsi tsa polokeho, ketane ena ea ho phahamisa motsoako e boetse e na le khanyetso e ntle ea ho bola le ho hanyetsa ho tsofala. Sena se bolela hore ketane e boloka ts'ebetso ea eona esita le maemong a thata, e leng se etsang hore e be letsete la nako e telele.
Ka ho kopanya boholo ba 12mm, ho latela melao ea En818-8, matla a phahameng, kaho ea motsoako le ho tšoarella ho tsotehang, ketane ena ea ho phahamisa ke khetho e phethahetseng bakeng sa litlhoko tsohle tsa hau tsa ho phahamisa. Tšepa boleng ba eona 'me u e lumelle hore e etse hore ts'ebetso ea hau ea ho phahamisa e sebetse hantle le e bolokehileng haholoanyane.
Lihlahisoa tse Amanang
Paramethara ea Ketane
Ho ipapisitsoe le theknoloji ea tlhahiso ea ketane ea ho phahamisa ea SCIC G80 le G100, re atolosa mohala oa rona oa sehlahisoa ho ea ho ketane ea ho phahamisa e nang le mamello e nyane ea Sehlopha sa T (Mefuta ea T, DAT le DT), bakeng sa ts'ebeliso ea matsoho ea li-hoist tsa ketane ea serial le e tsamaisoang ke motlakase.
Setšoantšo sa 1: ketane ea hoist / lihokelo
Senotlolo
| 1 | Mola o bohareng oa sehokelo o tšekaletseng | l | ke bolelele ba bophahamo ba melumo e mengata |
| p | ke polelo | dm | ke bophara ba thepa bo lekantsweng |
| ds | ke bophara ba weld | e | bolelele bo angoa ke ho tjheseletsa |
| w3 | ke bophara ba kahare ho weld | w2 | ke bophara ba kantle holim'a weld |
Tafole ea 1: litekanyo tsa ketane ea hoist / khokahano (mm)
| Nominal size dn | Material diametertolerance | Pitch | Width | Gaugelengthof 11xpn | Wlekala 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)Thesetolerancesareusuallydividedinto+2/3and–1/3forbothtoindividuallinkandthestandardgaugelength. | ||||||||
Tafole ea 2: moedi oa mojaro oa ho sebetsa oa ketane ea hoist (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 |
Tafole ea 3: matla a ho thibela tlhahiso ea ketane ea hoist le matla a ho roba
| Nominal size dn mm | Manufacturing proof force (MPF) kN mka hare. | Breaking force (BF) kN mka hare. |
| 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 |
Tafole ea 4: ho lelefatsa ho feletseng le ho thatafala ha bokaholimo
|
| hoist chain types | ||
| T | DAT | DT | |
| Total qetellongimate bolelelen 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 |
Tlhahlobo ea Sebaka
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