KOMATSU PC220 Excavator 18 Meter Long Reach Boom For Construction
Product Material |
Material | Code | Related Chemical Composition | Hardness(HB) | Extension(%) | Drag and extension intensity (N/mm2) | Bend Intensity (N/mm2) |
| | C | Si | Mn | P | S | | | | |
Alloy | Q355B | 0.18 | 0.55 | 1.4 | 0.03 | 0.03 | 163-187 | 21 | 470-660 | 355 |
Chinese High-Strength alloy | NM360 | 0.2 | 0.3 | 1.3 | 0.02 | 0.006 | 360 | 16 | 1200 | 1020 |
High-Strength alloy | HARDOX-500 | 0.2 | 0.7 | 1.7 | 0.025 | 0.01 | 470-500 | 8 | 1550 | 1300 |
Function
1. Original excavator performance;
2. Made of high strength steel plate;
3. Improves operation scope;
4. Operation scope 13M-32M;
5. Non-standard specifiPCions can be customized according to the customer requirements.
Advantages
The include parts as following: Hydraulic pipe and the Lubricant pipe System, 1*Bucket cylinder, 1*arm cylinder, 1*connect rod, 24*high-pressure hose, 9*pins, Severalshims, installtools, etc
If you need other cylinder and counter weight, we also can prepare for you.
We also can customize all kinds of long boom as per your any requirements.
Mainly used for demolishing high buildings, made of high strength steel plate, completely match with the crusher, designed with spray pipe to reduce dust.


