1. Description of truck brake disc
| CHEMICAL COMPOSITION (mass %) |
| Mn |
Ni |
Cr |
Mo |
Cu |
S |
P |
Sn |
Ti |
V |
| 0.4 |
/ |
0.15 |
/ |
0.3 |
/ |
/ |
/ |
/ |
/ |
| 0.8 |
0.1 |
0.35 |
0.25 |
0.6 |
0.15 |
0.1 |
0.15 |
0.05 |
0.05 |
| MICROSTRUCTURE |
| MATRIX |
Type of matrix |
Fine Lamellar |
| Permissible limit |
5% Max, well distributed |
| Ledebutite |
Not permissible |
| GRAPHITE (To UNI EN ISO 945) |
Shape |
∣ |
| Distribution |
A: 70% MIN |
| D·E:<4% Disporsed |
| B: Resto/Remainder |
| Size |
3- 4 -5 : 70% MIN |
| 2: Traces |
| 6:≤15% |
| Cementite and free carbides |
Traces uo pt 1% MAX permissible |
| MECHANICAL PROPERTIES OF CASTING |
| HARDNESS (HBW) |
On machined braking surfaces |
170~210 |
| On braking surfaces as-cast (0.5 mm below surface) |
230MAX |
| TENSILE STRENGTH(Rm) (N/m²) |
On braking surface |
170 MIN |
| On mounting flange |
| WEDGE INDENTATION STRENGTH (Rmk)(N/m²) |
On braking surface |
125 MIN |
| Young's MODULUS (E) (N/m²) |
/ |
95 |
| PHYSICAL PROPERITIES (Indicative values) |
| Density (volumic mass) |
7.1 kg/dm³ |
| Coefficient of thermal exoansion at 20 degree |
9.10 1/K |
| Thermal conductivity at 100 degree |
50 W/Mk |
2. About us :
Qingdao Pujie Industry Co., Ltd. is a worldwide leader, specializing in disc brake pads and shoes,brake discs and drums for all makes and models of passenger and commercial vehicles. PUJIE continuously strives for high level of customer satisfaction, by maintaining high quality raw material, advance production technology and fast delivery.
PUJIE products are manufactured under ISO/TS 16949 & ISO 9001 certifications to ensure the highest level of quality.
3. Our Strength :
1.)Wide range of brake parts :
We can supply you a geart variety of brake parts , such brake shoes, brake rotors , brake discs and so forth . You name the O.E. No. , we can give you what you need for sure .
2.)Better price :
This is our customers cares most . And I believe you care the question ,too . What I can assure you is that we can save you 10% of your production line , both domestically or any other circumstance .
3.)Top service :
We can cope with all the circumstances that we encounter and can fix the problem immediately . Our team are all have expertise knowledge . With that , I think there is nothing to worry about .
4. Part of numbers we have :
| APPLICATION |
Meritor |
| NOVA Bus/BCI Drive Axle Bendix Knorr SB-7/SN-7 |
M44D76612 MBR5032 |
| Haldex DB22 and DB22LT |
M44D6206 |
| Bendix/Knorr ADB22X/ADB225 |
M44D76617 |
| |
M44D76613 |
| ADB22X |
M44D76692 |
| ELSA, EX225 |
23-123647-002 |
| Prevost Font and Tag Bendix Knorr SB7 / SN7 |
M44D76641 |
| Bendix/Knorr ADB22X/ADB225 |
M44D76618 |
| Prevost Front and Tag Bendix Knorr SB-7/SN7 |
M44D76603 |
| |
M44AD75180 |
| Bendix Knorr SN-7 |
M44D76642 |
| |
23123642002 |
| |
M44D71601 |
| Prevost Drive Bendix Knorr SB-7/SN-7 |
M44D76604 |
| |
TDA 3218K167 |
| ROTOR REAR CM HUB |
TDA 3218Z156 |
| |
TDA 3218Z1404/123547 |
| |
TDA 23123647002 |
| |
TDA 68326014 |
| |
TDA 3218A1145 |
| |
TDA 3218Y1065 |
| |
68323736, 68325977 |
| |
68323012/68325978/MBR9013 |
| VOLVO 20564467 |
Setra A6274210012, 6231000870 |
| |
M44D76690 |
| |
M44D76691 |
| |
M44DH41216 |
| |
M44DH41217 |
Audited Supplier 
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