KOMATSU 200 excavator Heavy Duty Bucket excavator parts

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Guangzhou
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TT OR LC
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1 pc
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35 pc/month

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We can design and produce excavator buckets for all brands, scientifically solve stress problem as different construction conditions and customer requirements, and have ability to ensure structural strength, use performance and product quality by selection of high-quality material, advanced computer-aided design and complete control over process welding quality. The specification ranges from 0.1m3 to 12m3.

By bucket type and material, there are common bucket, imitated original bucket, reinforced bucket and rock bucket, which are made from domestic high-tensile structural steel 16Mn (Q345B), in addition, the tooth plate and side edge board of reinforced bucket and rock bucket can be made from domestic high-quality wear-resistant steel NM360 and Sweden ultrahigh-strength wear-resistant steel HARDOX according to customer demands.

By function, there are ditching bucket, grid bucket, cleaning bucket, and tipping bucket, etc. The ditching bucket is suitable for ditching in different forms, and is featured by once forming, no finish and high work efficiency. The grid bucket is used to separate, excavate or salvage bulk materials excellently at a time, and is widely applicable to municipal administration, agriculture, forestry, water conservation and earthwork, and cleaning bucket and tipping bucket are suitable for finishing of slop and other planes and huge desilting and cleaning of riverway and ditches, and the tipping bucket can change the dip angle of cleaning bucket by the hydro-cylinder, which greatly improves work efficiency.

 

By Material and Type

Type

Material

Configuration and Performance

Application environment

common bucket

Q345B

Standard General-purpose Type, Standard Board Thickness, Single-layer Reinforcing Plate at Bottom, Homemade High-quality Bucket Tooth Seat;

Light working environment like excavation of clay and loose soil, and loading of sand, soil and gravel;

imitated original bucket

Q345B

Imitated Original Type, Standard Board Thickness, Single-layer Reinforcing Plate at Bottom, Homemade High-quality Bucket Tooth Seat;

Light working environment like excavation of clay and loose soil, and loading of sand, soil and gravel;

reinforced bucket

Q345B or
Q345B+NM360

Thickened board, double-layer reinforcing plate at bottom, welded reinforcing plates at two sides, preventer plate installed on the side edge board, reinforced bucket tooth seat;

Common heavy-load working environment like excavation of pan soil mixed with broken stones or loading of broken stone or gravel;

rock bucket

Q345B or
Q345B+Hardox

Thickened board, double-layer reinforcing plate at bottom, welded reinforcing plates and creeper treads at two sides, preventer plate installed on the side edge board, special bucket tooth seat for rock bucket; strong wear resistance and bending resistance.

Heavy-load working environment like loading of broken stone, gravel, secondary hard rock, weathered granite and exploded ore;

 

   Comparison of Chemical Composition and Mechanical Performance of Material

Material

Code

Main Chemical Composition

Brinell Hardness
(HB)

Elongation δ
(%)

Tensile Strength σ
b(N/mm2)

Yield Strength σ
s(N/mm2)

C

Si

Mn

P

S

Manganese Board

Q345B

0.18

0.55

1.4

0.030

0.03

163~187

21

470~660

345

Homemade Wear-resistant Board

NM360

0.20

0.3

1.3

0.020

0.006

360

16

1200

1020

High-strength Wear-resistant Board

HARDOX500

0.20

0.7

1.7

0.025

0.010

470~500

8

1550

1300


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Q:when to pay contractors building a house?
I just built a house. I paid the architect after final billing and paid the contractor first a deposit, and from then on had a planned payment schedule of 3 sums with the successful completion of each stage as described in our contract. There was also a final payment for requested extras not included in our quote. Our builder is a very stand up guy.
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Better in France nice leisurely way of life not a rat race like in the UK Brittanys great beautifull countryside and No Peage's
Q:Can anybody tell me exactly what i need to get before i can work in cinstruction in Australia?
You need to do an OHS course..Occupational Health and Safety course, and also be a member of the union before being allowed on site. Construction has slowed down, many workers in NSW have been layed off.
Q:Proper operation of excavator excavation
2, noteworthy operationsThe hydraulic cylinder is arranged inside the buffer device, can gradually release pressure near the end of stroke; if subjected to impact loading at the end of stroke, the piston will directly touch the cylinder head or cylinder bottom, easy to cause the accident, so to the end of travel should as far as possibleRemaining space. Of bulldozer operation will cause the bucket and the work device is not a normal stress caused by rotary motion, distortion or even pin weld cracking, broken, should try to avoid such operations. Digging with the weight of the body will cause the abnormal state of the slewing bearing, and will produce strong vibration and impact on the chassis. Therefore, the hydraulic cylinder or hydraulic line will be damaged greatly. When loading heavy materials such as rocks, they should be unloaded near the bottom of the truck, or first loaded with earth, and then loaded with rock, so as not to unload at higher levels to reduce impact damage to the truck. When the caterpillar gets stuck deeper in the mud, a board is placed under the bucket, and the crawler is supported at the bottom of the bucket. Then the board is lowered under the caterpillar track and the machine is driven out.
Q:How Does The Hydraulic System In Hydraulic Excavators Work?
If your asking how to operate,don't be afraid to start pulling and pushing levers slowly to see what lever moves what, every experienced operator has to do this when they get on a new piece of equipment.
Q:I need help/insights into digging my own pond?
Number one, get ahold of the DNR and see if they object. If they do argue with whoever you must to change their mind. NUMBER 2 big letters: they call them backhoe operators because they are trained to operate a backhoe. Don't try this yourself unless you want your kids skating over your corpse. I have seen pros flip, I have seen farmers roll tractors and I have seen people roll lawnmowers. This will be quite expensive even if you rent and maybe you can barter(not legal) with the operator to allow access to the pond. Do a contract either way.
Q:WTB Weirwolf LT or Kenda Excavator?
I love the Weirwolfs....not too crazy about them on the front because they kick up crap all over my legs, but it's a great tire. I run it on the rear. A couple friends of mine didn't like the way they cornered because they said they could feel the bumpiness of the gaps in the corner knobs....I've never noticed it and they do great for me. Excavators are pretty aggressive....very different than the Weirwolf. If you have loamy or sandy/loose soil they'll hook up great. Kinda rough on the trails, though, so if you don't need the big knobs, maybe gear down a notch. Maxxis Highrollers or WTB Prowlers are worth looking at, and there are still a lot of people riding IRC Trailbears, too. Intense makes some great tires....definitely worth looking at.
Q:Why do excavators use such complicated drive motors ?
Actually, the drive system is relatively simple. You have a single engine running a hydraulic pump, and two hydrostatic drive motors on the track system that propel the machine. Beyond that you have two control handles that are tied into the main hydraulic valves with either electronic controls or pilot hydraulics that open and close valves to move the hoe. There are a lot of hoses, but the system itself is really pretty simple in design once you understand it.
Q:is it necesary to bleed the air from the hydraulic system in heavy equipments like the excavators? how?
It entirely depends on where in the system the replaced hose was. If it was on the suction side of the pump, there may be trapped air that needs to be purged before the pump will start to pump again. If on the pressure side, it would not cause what you describe. Another thing is if the controls are pilot valve operated and the pilot system got air in it, it would need to be bled out. You may need to contact the service department at a dealership and ask for some help.
Q:One of my clients has an HITACHI EX330-5 LC excavator digging for shale and slate.?
I hope this supplier can help you a lot, we buy from them and the bucket teeth works well, strong penetration, long life and competitive cost. See the website in my source.

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