Theko e Molemohali bakeng sa Chaena Mofuta oa G80 oa Sehlahisoa se Chesang sa Chain Matla a Matla a Tensile a ho Phahamisa Liketane bakeng sa Hoist (G80)
"Ho latela konteraka", ho latela tlhoko ea 'maraka, ho kenella tlholisanong ea 'maraka ka boleng ba eona bo holimo hammoho le ho fana ka tšebeletso e felletseng le e ntle haholo bakeng sa bareki ho ba lumella ho ba bahlōli ba bangata. Sepheo sa k'hamphani ke khotsofalo ea bareki bakeng sa Theko e Molemohali bakeng sa Chaena G80 Mofuta oa Chain e Chesang e Rekisang Chain e Matla ea ho Phahamisa Matla a Tensile bakeng sa Hoist (G80), Khamphani ea rona e amohela metsoalle e tsoang hohle lefatšeng ho etela, ho hlahloba le ho buisana ka khoebo.
"Ho latela konteraka", ho latela tlhoko ea 'maraka, ho kenella tlholisanong ea 'maraka ka boleng ba eona bo holimo hammoho le ho fana ka tšebeletso e felletseng le e ntle haholo bakeng sa bareki ho ba lumella ho ba bahlōli ba bangata. Sepheo sa k'hamphani ke khotsofalo ea bareki bakeng saSetebele sa Ketane, Ketane ea Chaena, Lintho tse ka sehloohong tsa k'hamphani ea rona li sebelisoa haholo lefatšeng ka bophara; 80% ea lihlahisoa tsa rona li romeloa United States, Japane, Europe le limmarakeng tse ling. Lintho tsohle li amoheloa ka tieo ke baeti ba tlang fekthering ea rona.
Sehlopha
Ho phahamisa le ho roala, ketane ea ho phahamisa, ketane e khutšoanyane ea khokahano, ho phahamisa ketane ea khokahano e chitja, ketane ea Kereiti ea T, ketane ea DAT ea Kereiti, ketane ea DT ea Kereiti, ketane ea khokahano e khutšoane ea DIN EN 818-7 bakeng sa merero ea ho phahamisa, ketane ea ho phahamisa e nang le mamello e nyane, ketane ea tšepe e kopantsoeng
Kopo
Ho phahamisa le ho shapa, ho phahamisa meroalo, ho tlama meroalo
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 | Gauge length of 11 x pn | Wlekala diameter ds max. | |||
|
pn |
mamello1) | kahare w3 mets. | kantle w2 boholo. |
l |
mamello1) | |||
| 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) Hangata mamello ena e aroloa ka + 2/3 le - 1/3 bakeng sa khokahano e le 'ngoe le bolelele bo tloaelehileng ba gauge. | ||||||||
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 |
| khatello e tloaelehileng 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
|
| Mefuta ea ketane ea hoist | ||
| T | DAT | DT | |
| Kakaretso ea ho lelefatsa ho qetela A %min | 10 | 10 | 5 |
| Bokaholimo ba thata mets dn < 7 mm, HV 5 dn = 7 mm ho isa ho 11 mm, HV 10 dn > 11 mm, HV 10 |
360 360 360 |
500 500 450 |
550 550 500 |
"Ho latela konteraka", ho latela tlhoko ea 'maraka, ho kenella tlholisanong ea 'maraka ka boleng ba eona bo holimo hammoho le ho fana ka tšebeletso e felletseng le e ntle haholo bakeng sa bareki ho ba lumella ho ba bahlōli ba bangata. Sepheo sa k'hamphani ke khotsofalo ea bareki bakeng sa Theko e Molemohali bakeng sa Chaena G80 Mofuta oa Chain e Chesang e Rekisang Chain e Matla ea ho Phahamisa Matla a Tensile bakeng sa Hoist (G80), Khamphani ea rona e amohela metsoalle e tsoang hohle lefatšeng ho etela, ho hlahloba le ho buisana ka khoebo.
Theko e Molemohali bakeng saKetane ea Chaena, Setebele sa Ketane, Lintho tse ka sehloohong tsa k'hamphani ea rona li sebelisoa haholo lefatšeng ka bophara; 80% ea lihlahisoa tsa rona li romeloa United States, Japane, Europe le limmarakeng tse ling. Lintho tsohle li amoheloa ka tieo ke baeti ba tlang fekthering ea rona.
