Tag Archives: excavator attachments hydraulic

China Best Sales East Ai Tailored Heavy-Duty Hydraulic Cylinder for Excavator Attachments compact hydraulic cylinders

Product Description

Excavator Hydraulic Cylinder Arm Boom Bucket Cylinder For famous brand excavator
Part number Tube dia  mm Rod dia  mm Stroke  mm
205-63-57100 120 85 1285
206-63-57100 120 85 1285
205-63-57160 120 85 1285
205-63-57120   135 95 1490
203-63-57130 125 85 1120
203-63-57131 125 85 1120
205-63-57130 125 85 1120

Specifications
1.Supply to USA,Europe,and Australia, Russia.
2.Material:Stainless Steel
3.Professional performance excavator parts supplier
4. High quality and low price

FAQ

Q1: Are you Manufacture or Trade Company?
A1: We are manufacture,we have 20 years experience for supply Metal material and products in domestic.

Q2: How can we guarantee quality?
A2: Always a pre-production sample before mass production;Always final Inspection before shipment;

Q3: What is your terms of payment ?
A3: 1.T/T: 30% deposit in advance, the balance 70% paid before shipment
2.30% down payment, the balance 70% paid against L/C at sight
3.Upon negotiation

Q4: Can you provide Certificates for aluminum materials ?
A4:Yes,we can supply MTC-Material Test Certificate.

Q5: Can you provide sample?
A5: Yes, we can provide you sample, but you need to pay for the sample and freight firstly. We will return the sample fee after
you make an order.

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Certification: GS, RoHS, CE, ISO9001
Pressure: Medium Pressure
Work Temperature: Normal Temperature
Acting Way: Double Acting
Working Method: Piston Cylinder
Adjusted Form: Switching Type
Customization:
Available

|

Customized Request

hydraulic cylinders

Different Types of Hydraulic Cylinders

Generally, hydraulic cylinders are used in manufacturing machinery, construction equipment, and civil engineering. They are also used in elevators, and to provide unidirectional force.

Single-acting vs double-acting

Whether you are deciding on single-acting vs double-acting hydraulic cylinders for your application, it is important to understand the differences between the two so that you can make an informed decision. There are a number of advantages and disadvantages to both types, so choosing the right one for your application can be difficult.
Single-acting cylinders use compressed air to force the piston rod to extend, while double-acting cylinders use hydraulic fluid to actuate the piston rod. The piston rod is then returned to its original position after the pressure is released.
Double-acting cylinders have two ports that connect to the piston rod. Hydraulic fluid is pumped into the first port to extend the piston rod, while the second port provides pressure to the piston rod to retract it. The fluid exits through the other port. The cylinder’s pressure can be increased by increasing the fluid flow through the cylinder. This can also increase the speed of the cylinder.
Single-acting cylinders are cheaper to manufacture and install than double-acting cylinders. They are also easier to maintain. They also use fewer seals and valves than double-acting cylinders. However, they have a limited amount of control during operation. They also require a control system consisting of position valves. They are commonly used in reciprocating engines, hydraulic rams, and pumps. They are also useful for lifting equipment, lift shafts, and steering mechanisms.
Single-acting cylinders also have a certain rest state. If the power goes out, the cylinder will return to its resting position. However, if the springs wear out or the internal components break, the end of the stroke may be uncertain. This can be dangerous during power outages.
Unlike single-acting cylinders, double-acting cylinders provide stronger control and flexibility. They can be used in virtually any machine application. They are particularly useful for robotics, medical, and industrial tasks. They also provide more design options. They are also more energy efficient, but have a higher cost. They are also often more durable than single-acting cylinders.
Double-acting cylinders are available in a variety of sizes and designs. They are often used to control steering in excavators and TLBs. They are also used to move merchandise off conveyor belts. They are available in lightweight and high-tonnage models. They can also be used to control booms on TLBs. They have ISO standards compliance. They can also be converted to single-acting cylinders, if desired.
Single-acting cylinders are generally cheaper to manufacture and install, but they do not offer the same level of control as double-acting cylinders. They are also easier to repair, so they are often used in fixed applications. They are also available in a variety of sizes, including low-height models. They are also available in a variety or styles, including telescopic hydraulic cylinders. They are also available in many different applications, including lifting equipment, dump trailers, and platform truck trailers.hydraulic cylinders

Stainless steel vs steel

Stainless steel and steel hydraulic cylinders are both durable materials that offer many benefits to users. These hydraulic cylinders are used in a number of different industries, including food and beverage processing. The food processing industry has very strict guidelines for cleaning equipment, so stainless steel hydraulic cylinders are preferred.
Stainless steel is a material that is non-porous, which means that it prevents bacteria from settling on the surface of the cylinder. This is important because food processing equipment needs to be clean to ensure the safety of consumers. A stainless steel cylinder is also a good choice for areas that are susceptible to corrosive chemicals.
Another advantage of stainless steel is the tensile strength of the metal. This makes it perfect for hydraulic applications that produce high temperatures. It also has excellent heat resistance. While the material can easily withstand the heat, it may not be as durable in humid or wet environments. In these conditions, nitriding is used to increase the surface hardness of the metal. In addition, special construction may be used to reduce oxidation.
While stainless steel hydraulic cylinders are used in many industries, the food processing industry is among the most common. Food processing equipment is heavily used, and stainless steel ensures that components will last. This is particularly true in environments that frequently require washing.
One of the best features of stainless steel is its resistance to corrosion. Its alloy composition contains at least 10% chromium, which helps create a thin layer of chromium oxide. This oxide layer protects the metal from rusting, and it also improves the self-repairing qualities of the material. The alloy also contains molybdenum, which creates a non-porous surface. This is important in food processing equipment because it prevents food particles from adhering to the surface. It also helps eliminate downtime due to contamination.
Stainless steel hydraulic cylinders are also durable, and they can withstand frequent cleaning. They are also used in equipment that is washdown-ready. The cylinders’ surfaces may be polished to achieve a satin finish, which is noticeable by fine, uniform grit lines across the stainless steel. The surface may also be coated in a variety of paints. This helps prevent bacteria from settling on the surface of the metal, and it also prevents food particles from sticking to the cylinder.
Another benefit of stainless steel hydraulic cylinders is that they can be used in environments that are highly contaminated with corrosive chemicals. They are especially suited for offshore oil rigs, where they are exposed to aqueous corrosion. They are also favored for use in the metals industry, as well as in pulp and paper mills. They are also used in a number of other applications, including cold press juicers and chocolate molding machines.
Stainless steel hydraulic cylinders also tend to have a streamlined design. They also may have end caps, which help prevent catch points and mounting holes. This prevents bacteria from settling on the surface and helps to eliminate downtime due to contamination.hydraulic cylinders

Coating

Whether you are an engineer or an owner of hydraulic cylinders, you know the importance of protecting your components from corrosion and wear. Hydraulic cylinders are designed to perform in high temperatures and high pressures, and they can be damaged by environmental conditions or mechanical deformations. The proper coating of hydraulic cylinders is essential to reduce wear and tear, and reduce the risk of corrosion and adhesion. If your hydraulic cylinders are damaged, the result can be expensive repairs.
Hydraulic cylinders are used in a variety of industries, including automotive, aerospace, marine, oil and gas, and offshore. The cylinders are primarily designed for high cycle applications, which can increase wear. However, they can be used in other types of applications as well.
There are several coating methods available on the market. One process is the electro galvanizing process. This process involves the use of electricity to deposit a zinc coating on the hydraulic cylinder. This coating can protect the cylinder for a lifetime. There are several methods to choose from, depending on the thickness of the coating.
Another method is the electro-plating process. This method has been used to coat hydraulic cylinders for offshore applications. However, the European Union nearly banned the process due to environmental concerns. The process is also used to coat corrosion resistant nickel-based alloys. Using this technology allows companies to coat hydraulic cylinders without having to involve a coater. The process is also easy to integrate.
One alternative coating process is thermal spray. This process uses engineered materials to deposit metallic or ceramic materials onto the surface. The spray is then used to enhance the surface, restoring damaged hydraulic rods, or preventing future breakdowns. Thermal spray also increases wear life.
Another coating process is the hard chrome over nickel process. Traditionally, hard chrome plating is used on hydraulic cylinder rods. However, this method has largely fallen out of favor. The main reason for hydraulic cylinder failure is corrosion of the piston rod surface. If your cylinder is exposed to rust, you may have to replace the cylinder barrel. Using a hard chrome over nickel coating can help to prevent corrosion.
Another coating process is a nickel sub-coating. Similar to a chromium trioxide-based coating, this provides corrosion resistance. It also provides a hard surface.
These coatings can be used in various hydraulics applications, including ball valves, brake pistons, and loader cylinders on compact tractors. Despite the fact that the process provides adequate corrosion resistance, some branches will not accept it, because of the nickel leaching that may occur. Unlike a chromium trioxide-based coating, a nickel sub-coating can be used on oil-based actuators, which may be prone to wear.
There are many types of hydraulic cylinders. Each type is designed for a different application. They all have different surface properties. These properties affect seal performance, leakage, and friction. If your hydraulic cylinders are not properly coated, they may rust, damage seals, and wear out prematurely.
China Best Sales East Ai Tailored Heavy-Duty Hydraulic Cylinder for Excavator Attachments   compact hydraulic cylindersChina Best Sales East Ai Tailored Heavy-Duty Hydraulic Cylinder for Excavator Attachments   compact hydraulic cylinders
editor by Dream 2024-05-07

China Excavator Attachments Customized Double Acting Hydraulic Fuild Cylinder wholesaler

Product Description

  • Product Information

 

  • Application

 

  • Our Products

HangZhou GD Machinery CO.,LTD.

Product

tie rod hydraulic cylinder, welded hydraulic cylinder, telescopic cylinders cylinder, 

 flange type hydraulic cylinder,  hydraulic cylinder with valve function,

hydraulic power unit,  Hydraulic manifold block,  pneumatic fitting,

Material

Tube – Cold Drawn Precision seamless Tubing 
End Caps – Steel, threaded fixed; 
Wear Ring – Nylon Backup Washer 
Rod Seals – Polyurethane U-Cap 
Rod – Chromed, ground & polished piston rod

Mounts – Trunnion with angular Swivels 
Rod Wiper – Polyurethane

Application

Agriculture, Concrete & Asphalt, Cranes, Fire & Rescue,

 Forestry & Logging,Mining & Rock Crushing,Oil & Gas,

Snow & Ice Control,Waste Management and Material Recycling Industry ,

 Engineering Equipment, Special Vehicle

Feature

1.High quality with a reasonable price

2.ISO9001-2008

3.Customized specification are accepted

Payment

T/T;L/C, Paypal

Port

HangZhou ,China

Quotation

According to the specific request

MOQ

According to the product

Packaging

metal case;plywood case;carton or as requirement

Delivery time

30days upon receipt of 30% deposit; or upon receipt of relevant L/C;

 

  •  Working Process

 

  • Packing and Shipping

 

  • Company Information

HangZhou GD Machinery is specialized to offer high precision all kind of hydraulic valves and hydraulic cylinder.we also have some hydraulic valve from well-known brand aboard

With a wide range, good quality ,reasonable price,our products are extensively used in the industries of construction machinery,machine tool,plastic machinery,vehicle. mining equipment,metallurgy,shipyard,food machinery,agricultural machinery,and other industries.

Our products are widely recognized and trusted by users and can meet continuously changing economic and social needs. 

Welcome new and old customers to contact us for future business. we will offer you good quality and best price. 

 

  • Company Show 

 

  • Our Service

1. Sample service: samples will be provided according to customer’s instruction.

2. Customized services: a variety of cylinders can be customized according to customer demand.

3. Warranty service: In case of quality problems under 1 year warranty period, free replacement will be made for customer.

 

  • FAQ

Q: Do you accept OEM manufacturing?

A: Yes! We do accept OEM manufacturing. We will quote you the exact price and make the exact cylinder according to your specification and drawing.

 

Q: Can we design our own package or print our own logo?

A: Yes! Package and logo will be made acording to your requirements. 

 

Q: Could we get small quantity samples?

A: Yes! We understand the quality test is important and we are glad to make the sample for you. The MOQ is 1pcs.

 

Q: How long is the production time?

A: Generally the production time is 30 days. 

 

Q: What is your payment term?

A: For sample payment, generally 100% T/T payment in advance, west union, paypal.

For order payment, generally is 30% T/T in advance, 70% balance before shipment. If you require the different payment term, let us negotiate it together. 

 
 

 

US $50-180
/ Piece
|
1 Piece

(Min. Order)

###

Shipping Cost:

Estimated freight per unit.



To be negotiated|


Freight Cost Calculator

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Material: Steel
Usage: Automation and Control
Structure: Piston Cylinder

###

Samples:
US$ 150/Piece
1 Piece(Min.Order)

|

Order Sample

###

Customization:

###

Qingdao GD Machinery CO.,LTD.

Product

tie rod hydraulic cylinder, welded hydraulic cylinder, telescopic cylinders cylinder, 

 flange type hydraulic cylinder,  hydraulic cylinder with valve function,

hydraulic power unit,  Hydraulic manifold block,  pneumatic fitting,

Material

Tube – Cold Drawn Precision seamless Tubing 
End Caps – Steel, threaded fixed; 
Wear Ring – Nylon Backup Washer 
Rod Seals – Polyurethane U-Cap 
Rod – Chromed, ground & polished piston rod

Mounts – Trunnion with angular Swivels 
Rod Wiper – Polyurethane

Application

Agriculture, Concrete & Asphalt, Cranes, Fire & Rescue,

 Forestry & Logging,Mining & Rock Crushing,Oil & Gas,

Snow & Ice Control,Waste Management and Material Recycling Industry ,

 Engineering Equipment, Special Vehicle

Feature

1.High quality with a reasonable price

2.ISO9001-2008

3.Customized specification are accepted

Payment

T/T;L/C, Paypal

Port

Qingdao ,China

Quotation

According to the specific request

MOQ

According to the product

Packaging

metal case;plywood case;carton or as requirement

Delivery time

30days upon receipt of 30% deposit; or upon receipt of relevant L/C;

Choosing Seals and Mounting Options for Hydraulic Cylinders

Basically, a hydraulic cylinder is a mechanical actuator. It’s used in many different industries including construction, manufacturing, and civil engineering. These cylinders are designed to provide a single, unidirectional force.hydraulic cylinders

Common seals

Choosing the right seals for hydraulic cylinders is crucial to the overall performance and durability of the system. Seals must be able to resist a wide range of temperatures, and also withstand pressure. Seals must also be compatible with the hydraulic fluid used in the system.
Seals can be made from a wide variety of materials. These materials include rubber, thermoplastics, metal, leather, and felt. These materials all serve different purposes. Some seals are designed to add strength to the cylinder, while others are designed to prevent leakage.
Rubbers are commonly used for dynamic seals in the fluid power industry. They are characterized by high tensile strength, high stiffness, and resistance to abrasion and weathering. They can handle a wide range of temperatures, and can withstand water, ozone, and oxygen. They are also resistant to tearing and abrasion.
Metal materials are used for rod and piston seals. They can be made from bronze, carbon steel, stainless steel, or aluminum. They can also be galvanized for added strength. Metals can be plated for oxidation protection. They may also be bonded with thermoset materials to provide enhanced sealing capabilities.
Thermoplastic elastomers provide excellent resistance to wear and pressure. They are also characterized by elasticity and flexibility. These materials have high tensile strength and low compression set. They are also resistant to abrasion, tearing, and abrasive wear. They can be bonded to rigid plastics to increase their durability and sealing performance.
Seals are used in hydraulic cylinders to protect the cylinder from contaminants and dirt. They also prevent leakage of the hydraulic fluid. Seals can be used in higher pressure systems, though they may not be suitable in low-pressure systems. Seals may also need to be compatible with additives used in hydraulic fluids.

Piston seals

Choosing the right piston seals for hydraulic cylinders is a key factor in obtaining the best performance for your application. Seals should be able to provide reliable sealing without leakage, and prevent contaminants from entering the cylinder. A wide range of materials are available for piston seals, including plastic, rubber, and fluorocarbon. Choosing a seal that meets your application’s mechanical, chemical, and temperature requirements is also important.
Polytetrafluoroethylene (PTFE) piston seals are highly recommended. They offer excellent resistance to wear and a high temperature range. This material is also compatible with many media. They are available in a wide range of seal designs, including single-acting and double-acting. They are also available with or without anti-extrusion rings.
A wide range of piston seals are available for hydraulic cylinders. Double-acting seals, for example, contain pressure on both sides of the piston without leakage. They are typically manufactured from Turcon(r) polytetrafluoroethylene, which is specially engineered for fluid power applications.
Single-acting piston seals are designed to contain pressure on one side of the piston. They can be symmetrical or asymmetrical. Asymmetrical seals include single-acting metric U-Cup designs, which can be manufactured from a wide range of materials, including fluorocarbon.
Double-acting piston seals provide the best sealing capacity of double-acting hydraulic cylinders. These seals are capable of sealing dynamic pressure on both sides of the piston, providing maximum sealing capacity for a wide range of cylinder applications. They are also designed to maintain low friction.
Choosing the right piston seals for hydraulic applications is important to reduce the risk of damage to a machine. Hydraulic cylinder seals are designed to retain hydraulic fluids and to exclude both solid and liquid contaminants. If a seal is leaking, or not exerting enough pressure, the pressure can drop, reducing the capacity of the cylinder to perform its work.hydraulic cylinders

Rod seals

Choosing the right hydraulic rod seal is an essential part of maintaining the pressure in a hydraulic system. In addition, the seal must provide a thin layer of lubrication to the piston rod to prevent corrosion. Rod seals come in many different sizes and designs. They must also withstand the pressures generated in position-holding operations.
The most common materials used for hydraulic rod seals are PTFE-based materials. These materials are specifically engineered for fluid power applications and offer outstanding temperature performance.
These seals are designed to reduce friction losses, which can be 30 to 70 percent. This helps to minimize the impact on operating budgets and the environment.
In addition, rod seals can also be used as secondary seals in a sealing system. A secondary seal works in conjunction with a primary seal to reduce the load placed on the primary seal. This can also reduce the amount of pressure peaks in the system.
The primary seal and the secondary seal work together to ensure that the cylinder leaks to the exterior, and that the piston remains radially centered in the cylinder assembly. The primary seal is designed to withstand high operating pressures. It is usually made of Turcon(r) PTFE-based material.
When a rod seal leaks, it can be dangerous. It can cause problems with the hydraulic system, as well as environmental concerns. The best solution is to choose a seal that has a backup ring. This will ensure that the seal is able to withstand side-loading, while still allowing lubrication to pass through.
Rod seals for hydraulic cylinders can be made of a variety of materials. The choice of material must be made according to the pressure and temperature requirements of the hydraulic system. The material should also be chosen based on the type of fluid being used.

Welded connections

Whether you’re buying hydraulic cylinders for a new application or repairing a cylinder, you need solid welds to prevent joint failure. Incorrect welding can cause distortion and residual stresses that will ruin your system. A certified welder can create an effective weld between dissimilar metals.
In the field of hydraulic repair, four welding processes are the most common. They are friction welding, MIG (stick welding), friction welding, and friction welding with a laser beam.
Tie rod style hydraulic cylinders use high-strength threaded steel rods. They are usually off-the-shelf items. They are usually used in industrial factory applications. They are also prone to stretching over their service life.
Welded hydraulic cylinders are designed for rugged industrial environments and perform well in tough conditions. They have a more complex design, but are generally a better solution for most applications.
Cylinders made with welded connections have a higher service life than those made with tie rods. Welded cylinders have less distortion and heat than tie rod cylinders. They also have more options for customising their design.
For example, you can have welded hydraulic cylinders with special features, such as grease zerks, and special features added to the rod rod. In a heavy-duty application, you can add a piston seal to eliminate leaks. During repair, you may also want to add mounting attachments to the piston rod.
In a heavy-duty application, you’ll find that welded cylinders have a larger bore size. This allows for more pressure and force. You can also find heavy-duty cylinders that can withstand a 3,000 pound force per square inch pressure.
You’ll find that welded cylinders are more expensive than tie rod cylinders. They also require a different set of tools. These cylinders are also more difficult to repair.hydraulic cylinders

Mounting options

Choosing the correct mounting options for hydraulic cylinders is important for minimizing accelerated wear and maintaining a cylinder’s best performance. A wide variety of mounts are available to suit a wide range of applications. Each system has its own advantages and disadvantages.
A flange mount is a fixed centre-line of the cylinder. It provides good strength, rigidity and stability. It is a good choice for stationary cylinders. Flange mounts are especially useful for applications that require straight-line force transfer. They are not as tolerant to misalignment as other cylinder mounts.
The clevis mount is one of the most common mounting options for hydraulic cylinders. It is attached to the cylinder cap, which is usually the end cap, or cylinder head. These mounts are usually used in mobile hydraulics. They offer good strength, rigidity and stability, but they are not as tolerant to misalignment as other cylinder mounts.
Pivot mounts are also available for hydraulic cylinders. They allow the cylinder to pivot in a single range of motion. They are available with a cap spherical bearing. They are best for short-stroke applications. Pivot mounts are also available with an intermediate fixed trunnion. They provide stability, strength, and a centerline mounting advantage.
Centerline cylinder mounts are a good choice for ensuring longevity. They provide support along the centerline, which helps absorb forces in a straight line. They are also best for applications with high internal pressure. They can be used in conjunction with tie-rod mounts to support the rods in compression.
Clevis bracket cylinder mounts provide support against side loading, which is important in a number of applications. These mounts can be installed into standard bore sizes, and have a double-tang design for improved rigidity and strength. They also have snap rings and cotter pins to hold the mounting bracket in place.
China Excavator Attachments Customized Double Acting Hydraulic Fuild Cylinder     wholesaler China Excavator Attachments Customized Double Acting Hydraulic Fuild Cylinder     wholesaler
editor by czh