Komatsu D20 D21 Hnyav Duty Hauv Qab Rollers
D20 Track Roller Qhia
Cov Lus Qhia:
Qhov Hnyav Hauv Qab Rau Cov Menyuam: 14.8kg
Khoom Pob Khoom Kom Muaj: 1 x Cov Menyuam Hauv Qab
Xim: Daj
Khoom siv: 50 MnB Hlau
Qhov Nto Hardness: HRC52-58, Qhov tob: 5mm-10mm
Xaus: du
Txheej Txheem: Forging thiab Casting
Kev piav qhia:
1. Lub cev log: khoom siv 50 Mn, qhov tawv tawv HRC 25-28, CASE qhov tawv tawv HRC 52-56, qhov tawv tawv tuab 5-8 hli.
2. Sab npog: QT 450-10, lub zog raws li nram no: lub zog tensile ob (MPa): 2450 lub zog tawm los 00.2 (MPa): 2310 qhov nyuaj: 160 ~ 210 hb.
3. Cov menyuam: 45 # carbon hlau lossis 40 Cr. Quenching ntawm HRC25-30 thiab quenching ntawm HRC 52-58. Hardening tob ntawm 2-3 hli.
4. Xauv tus pin 65 Mn lossis 45 carbon steel, hardness HRC 25-28.
5. Cov ntsia hlau, qib 12.9, HRC 45-52.
6. Lub foob: roj hmab nitrile. Qhov kub ua haujlwm ntau ntawm-20 ℃ txog 110 ℃.
D20 Track Roller Drawing
| ΦA: 156 | ΦB: 135 | C:106 | D: 130 |
| E:194 | F:265 | G:147 | ΦH: 40 |
| ΦH1 | ΦL: 15,2 | M:82 | N:18,5 |
| ΦA1 | C1 | T:78.5 |
SIB TXUAS LUS NROG LUB TSHEB HAUV QAB NO:
KOMATSU
D20A5 45001-60000,D20A 6 60001-75000,D20A7 75001-UP,D20P 5 45001-60000,D20P 6 60001-75000D20P 7 75001-UP,D20PL 6 60001-UP,D2OPLL 6 60001-UP,D200 5 45001-60000,D200 6 60001-75000, D2007 75001-UP,D20S 5 45001-60000,D20S 6 60001-75000,D20S7 75001-UP, D21A 5 45001-60000,D21A 660001-75000,D21A7 75001-UP,D21E 6 60001-UP,D21P 5 45001-60000,D21P 6 60001-75000, D21P 6A60001-UP,D21P 68 60001-UP,D21P7 75001-UP,D21P-3 200007-UP, D21PL6 60001-UP,D210 6 60001-75000D2107 75001-UP,D21S5 45001-60000,D21S 6 60001-75000,D21S 6A 60001-UP, D21S 7 75001-UP
COV LUS QHIA TXOG KEV SIV (COV LUS QHIA):
BERCO
KM909
ITM
A4021000M00
KOMATSU
101-30-00042,101-30-00170,201-30-00050,201-30-00051,201-30-44000
VPI
VKM9O9V
D20 Track Roller Packing
