Umunyururu w'icyuma uterura iminyururu ukoresheje icyuma gi ...
Umunyururu w'icyuma uterura iminyururu ukoresheje icyuma gi ...
Icyiciro
Guterura no gukurura imishumi, umunyururu wo kuzamura,umunyururu mugufi, guterura umunyururu uzenguruka,Urunigi rw'icyiciro cya T, urunigi rwa DAT rw'icyiciro,Umunyururu wa DT w'icyiciro cya mbere, DIN EN 818-7umuyoboro mugufi wo guterura,umuyoboro mwiza wo gupakira,umunyururu w'icyuma gikozwe mu byuma
Porogaramu
Guterura no gukurura imitsi, guterura imizigo, gufata imizigo
Igishushanyo cya 1: umunyururu wo guterura / amasano
Urufunguzo
| 1 | Umurongo wo hagati w'aho uhurira | l | ni uburebure bw'imbunda nyinshi |
| p | ni ikinamico | dm | ni umurambararo w'ibikoresho nkuko byapimwe |
| ds | ni umurambararo w'ubushuhe | e | uburebure bugira ingaruka ku bunini bw'ubushude |
| w3 | ni ubugari bw'imbere ku gice cyo gusudira | w2 | ni ubugari bwo hanze hejuru y'umushongi |
Imbonerahamwe ya 1: ingano y'umunyururu wo hejuru / ingano y'umuyoboro (mm)
| Nominal size dn | Material diameteritolerance | Pitch | Width | Gauge length of 11 x pn | Wikigo diameteri 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. | ||||||||
Imbonerahamwe ya 2: umutwaro ntarengwa w'umunyururu wo hejuru (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 |
Imbonerahamwe ya 3: imbaraga zirinda gukora iminyururu yo hejuru n'imbaraga zivunagura
| Nominal size dn mm | Manufacturing proof force (MPF) kN mmuri. | Breaking force (BF) kN mmuri. |
| 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 |
Imbonerahamwe ya 4: uburebure bwose n'ubukomere bw'ubuso
|
| hoist chain types | ||
| T | DAT | DT | |
| Total iherezoimate elongation 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 |
