Del podvozja bagra Komatsu PC200, gosenica/spodnji valj, izdelan na Kitajskem
material lupine valja: 50Mn/45#
površinska trdota: HRC48-58
Globina kaljenja: > 7 mm
Material valjčne gredi: 45#
Površinska trdota: HRC48-58
Globina kaljenja: > 2 mm
Material ovratnika: QT450-10
Teža: 41 kg
Velikost namestitve: 310 mm, 110 mm
Značilnosti in zahteve
Funkcija tirnega valja je prenos teže lokomotive na tla in njeno kotaljenje po tirih. Da bi preprečili iztirjenje, mora tirni valj preprečiti tudi bočno relativno premikanje gosenice.
Gosenični valjčki pogosto delujejo v blatu, vodi, pepelu in pesku ter so izpostavljeni močnim udarcem. Delovni pogoji so izjemno slabi, platišča pa se zlahka obrabijo.
Zahteve za valje gosenic so: platišča, odporna proti obrabi, zanesljiva tesnila ležajev in nizek kotalni upor.
VALJČEK GOSENICE | |||||||||
KOMATSU | PC30 | MAČKA | E324 | DOOSAN | DH220-9 | PROTI SONCU | SUNWARD50 | 806 | |
| PC40 |
| E324 |
| DH300 |
| SUNWARD60./65 | LIUGONG | LIUGONG906 |
| PC45 |
| E325/325 |
| DH360/400 |
| SUNWARD70 |
| LIUGONG150 |
| PC50uu |
| E330 |
| DH500 |
| SUNWARD230 |
| LIUGONG200/925 |
| pc55/pc50/PC56 |
| E345 | HYUNDAY | R55 | KUBOTA | KUBOTA35 |
| LIUGONG936 |
| PC60-6 |
| E350 |
| R60/R60-5/-7 |
| KUBOTA60/50/55 |
| YANMAN55 |
| PC60-7 |
| E375 |
| R80 |
| KUBOTA85 |
| YANMAN75 |
| PC60-7 |
| E385 |
| R130/R150 |
| KUBOTA161 |
| ZY200 |
| PC100 |
| E390 |
| R200/225-7 |
| KUBOTA155 |
| ZY300 |
| PC200 | KOBELCO | SK55 |
| R275-9 |
|
|
| JCB8056 |
| PC300/-5 |
| SK60-3/5 |
| R290/R305 |
| TAKEUCHI150 |
| JCB220 |
| PC400/PC450 |
| SK60-8 |
| 370 randov |
| TAKEUCHI160/TAKEUCHI60 |
| 60 |
| PC650-8 |
| SK100 |
| R485 |
| TAKEUCHI171/175 |
| 65/60 |
| PC650-5/750 |
| SK140 | YUCHAI | 35. cikla | PRIMER | PRIMER35 |
| Otok Ishikawa50/60 |
| PC800 |
| SK200 |
| 60. ciklonsko obdobje |
| PRIMER55 |
| 210 |
| PC1250 |
| SK230 |
| 85. cikla |
| PRIMER75 |
| 60 |
HITACHI | EX55 |
| SK270 |
| 135. cikel leta |
| PRIMER360 |
| 85 |
| EX60 |
| SK330/SK350 | VOLOV | EC55B | RAY WALTER | RAY WALTER60 |
| Otok Ishikawa 100 |
| ZAX70/EX70 |
| SK450/460 |
| EC80 |
| RAY WALTER85 |
| Otok Ishikawa50/60 |
| EX100 | SUMITOMO | SH60 |
| EC140 |
| RAY WALTER150 |
| Otok Išikava135 |
| EX200-2/-5 |
| SH120 |
| EC210 | LIEBHERR | LIEBHERR914 |
| 60 |
| EX300 |
| SH120A3 |
| ZVEZEK 210 (NOVO) |
| LIEBHERR924 |
| XCMG370 |
| ZAX330 |
| SH200/SH280 |
| EC290 |
| LIEBHERR944 |
| XCMG700 |
| EX400/DX380 |
| SH220 |
| LETNIK 290 (NOVO) |
| LIEBHERR944SME |
| CX800 |
| EX550 |
| SH300SH340 |
| EC360 |
| LIEBHERR974 |
| SWZ216D |
| ZAX650 |
| SH350 |
| VOL360 (NOVO) | SANY | SANY65 | ||
| ZAX750 |
| SH450 |
| EC460 |
| SANY215 | ||
| ZAX870 |
| SH460 |
| EC700/ex800 |
| SANY335/365 | ||
| EX1100 | DAEWOO | DH35 | KATO | HD250/HD307 |
| SY405 | ||
| EX1200-6 |
| DH55/DH60 |
| HD450 |
| SY465/485 | ||
MAČKA | E305.5/E55 |
| DX60 |
| HD770/HD700 |
| 8360 | ||
| E70B/E307 |
| DX60-9 |
| HD1023 |
| 8330 | ||
| E70B |
| DH80 |
| HD1250/1430 |
| 8250/8220 | ||
| E312/E100 |
| DH130/150 |
| HD2045 |
| 815 | ||
| E320/E200B |
| DH220 | PROTI SONCU | SUNWARD50 |
| 808 |