Hengwang HW 220 20 ton 21 ton excavator structure includes power device, working device, rotary mechanism, control mechanism,transmission mechanism, walking mechanism and auxiliary facilities. The driving mechanism transmits  the power of the engine to the actuators such as the hydraulic motor and the hydraulic cylinder through the hydraulic pump, and promotes the action of the working device, thus completing various operations.

* Using advanced engineering and software, we carefully analyze each structure to create durable, reliable machines for tough applications.

* Drive wheels, guide wheels, track rollers, carrier rollers, and tracks

* With 30 years of R&D and manufacturing experiences in drive wheels, guide wheels, track

* rollers, carrier rollers, and tracks, and with the world's leading technologies, it's the first choice

* for excavators; The world's sophisticated forging and heat treatment processes guarantee
* stable and reliable quality;

Hengwang HW220 Excavators accessories :

Hengwang HW220 20 ton 21 ton Excavators Applications:

Standard or  full-sized excavators , sometimes called "crawler" excavators, make up the largest volume of excavators on the market and this class is most common in commercial construction. Standard excavators not only offer more power and reach, but their hydraulic systems make them capable of handling multiple tool attachments.

1) ,What is your terms of payment?
T/T 30% as deposit, and 70% before delivery. We'll show you the photos of the products and packages before you pay the balance.

2), What is your terms of delivery?
EXW, FOB, CFR, CIF.

3),How about your delivery time?
Generally, it will take 7-10 working days after receiving you advance payment The specific delivery time depends on the items and the quantity of your order

4),What is the warranty of our machine?
Our main machine enjoys a?1 year warranty(except for the hammer). during this time all accessories broken can be changed for a?new one And we provide videos for machine install and operation.

5), What is your terms of packing?
Generally, we use standard exported wooden case for LCL goods, and fixed well for FCL goods.

6),Do you test all your goods before delivery?
Yes, we have 100% test before delivery.And we will attach our inspect report for every machine.

7),Do you Preferred provide wear parts for transacted clients?
Yes, we have records for your clients, and will prefer providing accessories to clients.

8)How do you make our business long-term and good relationship?
1 We keep good quality and competitive price to ensure our customers benefits;
2 We respect every customer as our friend and we sincerely do business and make friends with them, no matter where they come from.

9), Do you have any certificates for your machine?
All of our products coming with the certificates of CE, S09001.