Mekameka Hiki Koranu Kaha Teitei 12mm En818-8 mō te Hiki
Mekameka Hiki Koranu Kaha Teitei 12mm En818-8 mō te Hiki
Kāwai
Te whakaatu nei i tā mātou hua hou, te mekameka hiki hiki kaha teitei 12mm En818-8. Kua hangaia tēnei mekameka hiki kia tutuki ai ngā whakaritenga hiki tino uaua me te arotahi ki te haumaru me te pakari.
Mā te rahi o te mekameka 12mm ka taea te kawe i ngā kawenga taumaha me te pupuri tonu i te kaha me te pumau e tika ana. He tino pai mō te hiki i ngā mīhini taumaha, ngā rauemi hanga, me ētahi atu mea taumaha i roto i ngā whare putunga, i ngā wheketere me ngā papa hanga.
Ko te mea e motuhake ai tēnei mekameka ko tōna tutuki i te paerewa En818-8. Mā tēnei paerewa o te ao ka tutuki i ngā mekameka ngā paerewa kounga me te haumaru teitei rawa atu. He mea hanga motuhake mō ngā mahi hiki, ā, ka whakamatautauria kia tino pono ai i roto i ngā taiao tino uaua.
Ko te kaha teitei o te mekameka tētahi o ōna āhuatanga matua. He mea hanga mai i tētahi koranu motuhake e whakarei ake ana i tōna kaha me tōna manawanui whānui, kia taea ai e ia te tu atu i ngā kawenga taumaha rawa atu me te kore e whakararu i te haumaru. Nā tēnei he mea tino pai mō ngā mahi hiki taumaha.
Tono
Ko te haumaru te mea nui rawa atu mō ngā taputapu hiki, ā, kāore tēnei mekameka e whakapōrearea i a koe. He mea hanga ki ngā āhuatanga haumaru pērā i ngā here haumaru hei whakarite kia mau tonu te kawenga i te wā e hiki ana. Nā te kaha o te mekameka me te tutuki ki ngā paerewa haumaru, he mea pono tēnei mō ngā mahi hiki katoa.
Haunga tōna kaha me ōna āhuatanga haumaru, he tino pai hoki te ātete ki te waikura me te ātete ki te kakahu o tēnei mekameka hiki koranu. Ko te tikanga ka mau tonu te mahi a te mekameka ahakoa i roto i ngā taiao kino, ā, he haumitanga pumau.
He mea whakakotahi i te rahi 12mm, te tutuki i te En818-8, te kaha teitei, te hanganga koranu me te manawanui whakamiharo, ko tēnei mekameka hiki te whiringa tino pai mō ō hiahia hiki katoa. Whakawhirinaki ki tōna kounga, ā, kia pai ake ai, kia haumaru ake ai hoki ō mahi hiki.
Ngā Hua e Pā Ana
Tawhā mekameka
I runga i te hangarau whakaputa mekameka hiki SCIC G80 me te G100, ka whakawhānuihia e mātou tā mātou raina hua ki te mekameka hiki ātete pai Grade T (Momo T, DAT me te DT), hei whakamahi i roto i ngā mekameka hiki raupapa ā-ringa me te hiko.
Pikitia 1: mekameka hiki / hononga
Kī
| 1 | Whakawhitihia te rārangi pokapū o te hononga | l | ko te roa o te pikinga maha |
| p | ko te papa | dm | ko te diameter rauemi e ai ki te ine |
| ds | ko te diameter o te whakarewa | e | ka pāngia te roa e te whakarewatanga |
| w3 | ko te whānui ā-roto i te hononga whakarewa | w2 | ko te whānui o waho i runga i te whakarewa |
Ripanga 1: ngā rahi o te mekameka hiki/hononga (mm)
| Nominal size dn | Material diammutunga koretolerance | Pitch | Wite rā | Gaugelengthof 11xpn | Wmara diammutunga kore ds max. | |||
| pn | tolerance1) | intermutunga 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)Thesetolerancengāareusualltaudividētitaintā+2/3and–1/3forbotetiaindividuallinkandthestandarrāgaugelength. | ||||||||
Ripanga 2: te herenga kawenga mahi mekameka hiki (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: ngā kaha ātete hanga mekameka hiki me ngā kaha pakaru
| Nominal size dn mm | Manufacturing proof force (MPF) kN mi roto i | Breaking force (BF) kN mi roto i |
| 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 roanga mutunga katoa me te mārō o te mata
|
| hokist chain typēhi | ||
| T | DAT | DT | |
| Tōtal tinoimate whakaroan He%min | 10 | 10 | 5 |
| Surface harrās 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 |
Tirotiro Pae
Tā mātou Ratonga
