Technical Guide

China factory Excavator and Bulldozer Track Link Chain for CZPT CZPT Crawler Undercarriage Parts agricultural roller chain

April 14, 2023

Product Description

Heavy machine CZPT crawler dozer D85PX-21 D155AX-6 D355AX-6undercarriage parts LUB split track chain assy to repair and replacement

Earth Moving heavy equipment Track chain, is also named excavator track link,track link assembly,track chain assy,link assembly, 
Bulldozer chain has 2 types,dry track chain and lubricated track chain.
Dozer lubricated track chain includes link sections and track pin and bush and master link.
our track chain has  high surface hardness,deep hardened depth,greater wear resistance and longer wear life.
 

     HangZhou Fortune Industrial Co., Limited
Product Name Komatsu crawler excavator and dozer undercarriage spare parts track link chain assy
Production Standard OEM
Material 40MnB/35MnB purchased from first class steel plant
Finish Smooth
Painting Color Black or yellow
Process Forging
Surface Hardness HRC52-58, Depth:8mm-12mm
Quality Guarantee One Year
Certification ISO9001-9002
Delivery Time Within 10–20 days after sales contract establishment
Package Fumigate seaworthy packing and Export Standard Package
Payment Term TT, L/C, Paypal, Western union,D/P
Business Scope excavator and dozer undercarriage parts, G.E.T, Hydraulic spare parts,underground engage tools, etc

 

Our excavator and dozer track chain assy advantage(Why Choose our undercarriage parts)
1.Quench-tempering processes to guarantee genuine mechanical properties
2. High hardness :HRC52-58,deepth:8mm-12mm 
3. Deep hardened wear surface 
4. High strength and superior wear resistence to bending and breakage
5.Strict Quality Control
6.Precise design and carefully manufactured
7.Certificated by ISO9001:2008
8.Produce as per client’s samples,designs and drawings

 

Excavator and bulldozer undercarriage parts Track chain Functions:
1.Xihu (West Lake) Dis. the track in and out of the track rollers.
2.Intermittently support the machine’s weight
3.Provide a way to control slack and tension

 

Caterpillar excavator and bulldozer undercarriage parts track chain link part number and Berco number list
 

Chain/Track Link          
Caterpillar Bulldozers 
MODEL DESCRIPTION PITCH KUT No. BERCO No. OEM No.
D2 LINK(35L) 1/2 155.57 KU039-N2-35 LH1A/35  
LINK(35L) 9/16 155.57 KU039-N0-35 AK13  
D3B LINK(39L) 155.57 KU040-P0-39 CR3657  
D3C LINK(36L, SPLIT) 155.57 KU040-S0-36 CR4749  
LINK(36L, LUB) 155.57 KU040-L0-36 CR4746  
D3G   155.57 KU040-L2-00 CR6616  
D4D LINK(38L, STD)5/8 171.45 KU041-P0-38 CR2849/CR4858  
LINK(36L, STD)9/16 171.45 KU041-P1-00 CR2567B  
D4E LINK(36L, SPLIT) 171.45 KU041-S0-35 CR3628  
LINK(38L, LUB) 171.45 KU041-L0-38 CR3519  
D4H LINK(39L, LUB) 171.5 KU046-L0-39 CR5192  
D5 LINK(39L, STD) 175.4 KU042-P0-39 CR2823  
LINK(39L, SPLIT) 175.4 LU042-S0-39 CR3627  
LINK(39L, LUB) 175.4 KU042-L0-39 CR3520  
D5H LINK(37L, LUB) 190 KU047-L0-37 CR4805  
D6B LINK(40L, STD) 171.5 KU063-W0-40 CR1998  
D6H? LINK(39L, LUB) 202.8 KU048-L0-39 CR4810  
D6C/D LINK(36L, STD) 203.2 KU043-W0-36 CR3176/CR6571  
LINK(36L, SPLIT) 203.2 KU043-S0-36 CR3307  
LINK(36L, LUB) 203.2 KU043-L0-36 CR3309  
D6H   203.2 KU048-L0-00 CR6587  
D7 LINK41L) 203.2 KU079-W1-41 CR1769/CR5060  
D7H LINK(40L, LUB) 215.9 KU049-L0-40 CR5069  
D7G LINK(49L, STD) 215.9 KU044-W1-49 CR4235  
LINK(38L, STD) 215.9 KU044-W0-38 CR2576  
LINK(38L, SPLIT) 215.9 KU044-S0-38 CR3308  
LINK(38L, LUB) 215.9 KU044-L0-38 CR3116  
D8H,K LINK(41L, STD) 229 KU045-W0-41 CR2877  
LINK(41L, SPLIT) 229 KU045-S0-41 CR2701  
LINK(41L, LUB) 229 KU045-L0-41 CR3149  
D8N(D8R) LINK(44L, LUB) 215.9 KU034-L0-44 CR4525  
D9G,D9H LINK(39L, STD) 260.4 KU035-W0-39 CR2154  
LINK(39L, SPLIT) 260.4 KU035-S0-39 CR2672  
LINK(39L, LUB) 260.4 KU035-L0-39 CR3153  
D9L   228.6 KU137-L0-00 CR6446  
D9N LINK(43L, LUB) 240 KU036-L0-43 CR4653  
D10N LINK(44L, LUB) NON PPR 260 KU037-L0-44    
LINK(44L, LUB)PPR   KU037-L1-44 CR5038  
D4E-EWL/943 LINK(38L, LUB) 171.07 KU041-E0-38 CR4261  
D5B-EWL/953 LINK(40L, LUB) 175.4 KU042-E0-40 CR4264  
D6D-EWL/963 LINK(36L, LUB) 203.2 KU043-E0-36 CR4267  
D7G-EWL/973 LINK(40L, LUB) 3/4 215.9 KU044-E0-40 CR4268  
LINK(40L, LUB) 7/8 215.9 KU044-E1-40 CR4700  
D4H-HD,D5M LINK(44L, LUB) 171.5 KU046-D0-44 CR5552  
D5H-HD,D6M LINK(46L, LUB) 190 KU047-D0-46 CR5465  
D6H-HD, D6R LINK(45L, LUB) 203.2 KU048-D0-45 CR5534  
D7R LINK(40L, LUB) 215.9 KU049-D0-40 CR5574  
Caterpillar Excavators
MODEL DESCRIPTION PITCH KUT No. BERCO No. OEM No.
E70 LINK(42L) 135 KU085-P0-42 MT24/42 1571077
E311 LINK(41L) 171.45 KU061-P1-41 CR4854/41 4I7479
CAT213/215 LINK(49L) 171.45 KU041-P0-49 CR2849/49  
E110 LINK(43L) 171.45 KU121-P0-43 CR1766/43  
CAT225 LINK(43L) 171.1 KU122-N0-43 CR4858  
CAT225B LINK(46L) 175.5 KU042-P0-46 CR5035 5A5293
CAT225D LINK(49L) 19.3mm 190 KU030-P2-49 CR5011 6Y8184
CAT320 LINK(45L) 190 KU030-P0-45 CR5350/45 9W9354
CAT325 LINK(45L) 203 KU031-P0-45 CR5489/CR6296 6Y 0571
CAT330 LINK(45L) 215.9 KU032-P0-45 CR5936/45 6Y2755
CAT235 LINK(49L) 215.9 KU044-W1-49 CR4235 8E4274
CAT345B   215.9 KU038-P1-00 CR6594  
CAT245   228.6 KU045-W1-00 CR3127  
CAT245B   260.4 KU127-W0-00 CR4200  
CAT350   228.6 KU123-W0-00 CR6396  
CAT375-undev   260 KU128-W0-00 CR6363  
CAT385-undev   260 KU129-W0-00    

Komatsu excavator and bulldozer undercarriage parts track chain link part number and Berco number list

Chain/Track Link
Komatsu Bulldozers 
MODEL DESCRIPTION PITCH KUT No. BERCO No. OEM No.
D20 LINK(37L, STD) 135 KU001-P0-37 KM906  
D30/31 LINK(41L, STD) 154 LU042-W0-41 KM239  
LINK(41L, SPLIT) 154 KU571-S0-41 KM728  
LINK(41L, LUB) 154 KU571-L0-41 KM727  
D40/53 LINK(38L, STD)55.35mm 175.5 KU571-L1-38 KM62  
LINK(39L, LUB) 175.5 KU571-L0-39 KM489  
D50 LINK(38L, SPLIT) 175.5 KU571-S0-38 KM492  
LINK(38L, LUB) 175.5 KU571-L0-38    
D50 LINK(39L, STD)58.5mm 175.5 KU571-P0-39    
LINK(39L, SPLIT) 175.5 KU571-S0-39 KM861  
D60 LINK(39L, STD) 190 KU005-W0-39 KM64?  
D60/65 LINK(39L, STD) 203.2 KU571-P0-39 KM953  
LINK(39L, SPLIT) 203.2 KU571-S0-39 KM952  
LINK(39L, LUB) 203.2 KU571-L0-39 KM951  
D65EX-15(HD)   203.2 KU018-L0-00 KM3467  
D61PX-12 LINK(46L, LUB) 190 KU571-L0-46 KM2868  
D80/85 LINK(38L, STD) 215.9 KU009-P4-38 KM1103  
LINK(38L, SPLIT) 215.9 KU009-S0-38 KM1102  
LINK(38L, LUB) 215.9 KU009-L0-38 KM1099  
D85EX-15undev   216 KU016-L0-00 KM3904  
D85ESS-2 LINK(42L, STD) 203.2 KU571-P0-42 KM2095  
LINK(42L, LUB) 203.2 KU571-L0-42 KM2094  
D155A-1 LINK(41L, STD) 228.6 KU571-W0-41 KM325  
LINK(41L, SPLIT) 228.6 KU571-S0-41 KM495  
LINK(41L, LUB, NO SPLIT) 228.6 KU571-L1-41    
LINK(41L, LUB) 228.6 KU571-L0-41 KM425  
D155A-2 LINK(41L, STD) 228.6 KU571-W0-41 KM2661  
LINK(41L, SPLIT) 228.6 KU571-S0-41 KM1270  
LINK(41L, LUB) 228.6 KU571-L0-41 KM1267  
D275A-5   260.4 KU571-L0-00    
D355A-3 LINK(39L, STD) 260.4 KU026-W0-39 KM596  
LINK(39L, SPLIT) 260.4 KU026-S0-39 KM649  
LINK(39L, LUB) 260.4 KU026-L0-39 KM426  
D375A-1 LINK(42L, LUB) 260.35 KU571-L0-42 KM1037  
D375A-3 LINK(40L, LUB) 280 KU571-L0-40 KM1274  
Komatsu Excavators
MODEL DESCRIPTION PITCH KUT No. BERCO No. OEM No.
PC60-3 LINK(42L)12.3mm 135 KU001-W0-42 KM906 201-32-00131
PC60-6/ PC75 LINK(39L)14.3mm 154 KU002-P0-39 KM1686/3041 201-32-00011
PC120-3 LINK(43L) 14.3mm 154 KU003-P0-43 KM965 202-32-0571
PC100/120-5 LINK(42L)16.3mm 175 KU004-P0-42 KM1262 203-32-5711
PC200-5/6 LINK(45L)20.3mm 190 KU005-P1-45 KM782 20Y-32-00013
LINK(49L)None Seal 190 KU005-N1-49 KM782UNS/49  
PC200-3 LINK(46L)18.3mm 190 KU005-P0-44 KM1170 206-32-00011
LINK(46L)None Seal 190 KU005-N0-46 KM1170UNS  
PC300-1/2 LINK(47L)20.0mm 203 KU007-P0-47 KM959/KM3628 207-32-00050
LINK(47L)None Seal 203 KU007-N0-47 KM959UNS/47  
PC300-5 LINK(47L)22.0mm 203 KU007-P1-47 KM1617 207-32-5711
PC300-6 LINK(48L) 216 KU012-P0-48 KM2233 207-32-00300
PC400-1/3 LINK(53L)22.3mm 216 KU009-P2-53 KM973 208-32-00040
PC400-5 LINK(49L)24.3mm 216 KU009-P1-49 KM1402 208-32-5711
PC400-6 LINK(49L) 229 KU011-P0-49 KM2489 208-32-00300
PC650 LINK(47L) 260.4 KU026-W0-47 KM596 209-32-00571
PC1000-3 LINK(51L) 260     21N-32-00013
PC1100-6/1250-7 LINK(48L) 260 KU014-W0-48 KM2346 21N-32-5711

 

FAQ
1.What HangZhou Fortune Industrial Co.,Limited supply?
  We mainly supply crawler excavator and dozer undercarriage parts, such as Track roller, Carrier roller, Sprocket, Idler,Recoil spring assy, Track chain, Track shoe, Track bolt&nut,Track chain guard, Excavator bucket,Bucket teeth&adaptor, Bucket Link,Cutting Edge and End Bits, Hydraulic Cylinder, Bucket pin&bush,Slewing Bearing, Long reach boom and arm, etc.

2.How to confirm the spare parts will fit our crawler excavator and dozer?
  Please send us your excavator and dozer model name, part number, Berco number, or technical drawings and dimensions

3.How about the construction machinery excavator and dozer undercarriage parts Quality Control?
  We have an excellent QC system, the QC team will inspect every production process,quality and specification, to be sure best quality and correct size, untill packages finished and loaded into container.

4.What is payment term?
 TT, L/C, Paypal, Western Union, other payment term also can be negotiated.

 

Choose genuine quality track link for construction machinery parts, 

Fortunepart will be your best undercarriage parts supplier in China. 

 
 

 

Warranty: One Year
Type: Crawler
Application: Excavator
Certification: CE, ISO9001: 2000
Condition: New
Material: 40mn
Customization:
Available

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Customized Request

What is a roller chain?

What is a roller chain? A roller chain is a transmission system that transmits power from one shaft to another. Internal lubricant helps chains last longer and are interchangeable. Chains are usually made of carbon or alloy steel. Stainless steel is sometimes used in food processing machinery or in environments where lubrication is problematic. Brass and nylon are also sometimes used. If you need to slow down the machine, nylon chains can be used.

Roller chains are used to transmit power from one shaft to another

Generally speaking, the life of a roller chain is limited by three main factors: wear, corrosion, and fatigue. These can be minimized by following some simple guidelines. For optimum performance, the roller chain must be lubricated. Proper lubrication reduces friction and extends product life. Remember that corrosion and wind resistance can adversely affect lubrication, so protect the product properly.
A chain is a mechanical device used to transmit power from one shaft to another. The chain consists of a series of steel plates called bushings. Bushings are attached to the roller chain by pins or bushings. The block and bushing are held together by pins or bushings C riveted to the outer link D. The chain is also attached to the sprocket and bucket by pins or hooks. Chain pitch is measured between hinge centers, usually denoted p.
There are three types of chains: single-strand standard series, multi-strand standard series, and silent chain. Single strand chains are the most common type and cover a wide range of drive loads. Multi-strand chains provide greater power capacity without increasing chain pitch or line speed. An inverted tooth chain is a variant of a single-strand chain that eliminates the noise caused by pitch-related friction.
The inner and outer plates of the roller chain drive are made of steel. The rollers are positioned evenly between the chain links and are fastened to the sprockets. In addition, the rollers can rotate freely within the bushing. The chain links are arc-shaped and mesh with the sprocket teeth to transmit power through the chain.
Chain drives are another common way of transmitting mechanical power. These are the simplest forms of power transmission and are used on conveyor belts and other low-speed applications. The chain wraps around the sprocket and passes through the sprocket whose teeth mesh with the links. This mechanism transfers mechanical power from one shaft to another, increasing speed.
chain

They are interchangeable

There are many different types of roller chains, but most are made of steel. Although they have their own advantages and features, they are generally interchangeable. You can buy different kinds of roller chains from domestic and foreign manufacturers, and you can choose the one that best suits your needs. Bearing Services can help you choose the right bearing for your application needs and budget. Here are some important things to consider before buying a roller chain. Here are some tips to make it easier for you to buy the right type of chain.
When choosing the right roller chain, be sure to consult the available size charts. Depends on how much chain you need to move the load you need to move. Remember that roller chains can be manufactured to fit a variety of machines and must meet your specific needs. Also, the chain should be long enough for the machine you are using. Make sure to buy a chain made of high-quality materials.
Double pitch roller chains have a flat top surface and are used in many different conveying applications. Double-pitch load-carrying roller chains, also known as oversized roller double-pitch chains, have rollers that extend beyond the sidebars to carry products. Double pitch drive series roller chains are used in elevators, long conveyor drives, agricultural machinery, and commercial sprinkler systems.
The tensile strength of a roller chain is a key factor to consider before purchasing a chain. The tensile strength of a chain is a function of the maximum force the chain can withstand before breaking. The three different types of tensile strength represent the force a chain can withstand without breaking. Each chain also has different strengths that can determine the type of chain you need.
The outer and inner links of the roller chain are designed for bearings. This allows the chain to be paired or unpaired with its internal links. The outer link has a pin, and the inner and outer pins are press-fit into the connecting plate. These links are usually made of steel and have a tensile strength of about 20 times their weight. The fatigue strength of two-pitch offset links is the same as that of the base chain.

They reduce wear with internal lubricants

In a roller chain, the pins and bushings rotate inside the chain without lubricant on the outside. They are in contact with the teeth of the sprocket and can easily wear out if not lubricated. The plates that connect the links and pivot about the pins can also rub against each other and cause wear. This is where lubricants come in handy. Without lubricant, the bare metal of the plate and bushing would rub against each other.
The lubricant should have the appropriate viscosity to penetrate critical internal surfaces and form an effective oil film. Recommended viscosities are listed in Table 1. Lubricants must be clean and non-corrosive. For roller chains, a good quality non-clean petroleum base oil is sufficient. While defoamers are not required, other additives such as antioxidants and extreme pressure inhibitors may be useful. However, impure oils should be avoided due to the risk of damage.
The shape of the spray head 10 overlaps with a conventional drive chain 12. The drive chain includes a plurality of rollers 24 and roller link plates 26. Each roller includes a roller pin 29 and is connected to a pair of pin link plates 28. Most drive chains have critical wear points on the sides of the roller pins 29. The shape of the spray head 10 prevents overspray onto the central portion of the roller.
In addition to preventing wear, these chains have unique specifications. Manufacturer CZPT requires raw material suppliers to certify that their products meet standards set by the American Society of Mechanical Engineers (ASME). CZPTs do not accept uncertified raw materials. For safety, the machine must be turned off before attempting to measure the chain. After the system is shut down, the measurement process should be completed in accordance with safety procedures.
General spray oil has lubricating properties, but is not as good as other types of chain lubricants. These are typically used for rust protection and include antioxidant chemicals. Generally, they are inexpensive and widely available in retail stores. However, they have the disadvantage of being very penetrating and difficult to apply evenly. Oil cannot stay on the chain as it spins, which can accelerate wear and corrosion.
chain

They can be used to speed up or slow down machines

Typically, roller chains are chains used to move mechanical system components. Unlike belts, roller chains can be used to speed up or slow down a machine. The main difference between belts and roller chains is the lubrication process. Belts use lubrication to help them move at a constant speed, but should not exceed the critical speed of the roller chain. This critical speed is not easy to determine and lubrication is critical to its life.
A roller chain is a chain consisting of a steel bushing that holds the inner plate A and pins C together. Pin C is riveted to outer link D, while roller R surrounds each bushing B. The teeth of the sprocket are supported on the rollers. They spin freely on pins and bushings, reducing friction.
The chains can be single-stranded, double-stranded, or multi-stranded. The rated power capacity of the single strand chain can meet various drive load requirements. Multi-strand chains provide higher power capacity without increasing chain pitch or line speed. The silent chain, also known as the inverted tooth chain, consists of a series of toothed chainplates. The pins of the chain are pressed into the wide ends of the sidebars and outer links.
Although roller chains are a common mechanical component, they can fail under certain conditions. The most common cause of excessive wear is wrong to load sizing. Each manufacturer sets a maximum workload for its product. A chain that is too small for the load carried will not run smoothly and may cause premature failure. Chains can also fail due to rust or improper maintenance.
There are many ways to choose the correct size roller chain. The easiest way to choose the right one is to use a horsepower chart to determine the speed of the motor. RPM will determine the size of the chain and the number of teeth on the drive sprocket. Conveyor chains offer a variety of options to move products horizontally or vertically, even around bend radii.

China factory Excavator and Bulldozer Track Link Chain for CZPT CZPT Crawler Undercarriage Parts   agricultural roller chainChina factory Excavator and Bulldozer Track Link Chain for CZPT CZPT Crawler Undercarriage Parts   agricultural roller chain
editor by CX

2023-04-14