Product Description

Condition: New
Applicable Industries: Machinery Repair Shops, Construction works 
After Warranty Service: Video technical support, Online support
Video outgoing-inspection: Provided
Machinery Test Report: Provided
Marketing Type: New Product 2571
Place of Origin: ZheJiang , China
Warranty: 1 year
After-sales Service Provided: Video technical support, Online support
Certification: ISO9001
Color: yellow,blk
Material: 40cr+25mn
Surface Hardness: HRC52-58
Hardness Depth: 8-12mm
Name: Hydraulic cylinder

Supply Ability
Supply Ability: 60000 Pieces per year

Packaging & Delivery
Packaging Details: Standard export fumigated wooden pallet
Port: HangZhou port

 

 

 

Material	40cr+25mn
Finish	Smooth
Colors	yellow,blk
Technique	Forging / casting
Surface Hardness	HRC52-58,deepth:8mm-12mm
Warranty time	1 year
Certification	ISO9001
Delivery Time	Within 30 days after contract established

 

BRAND	CATALOGUE
BULLDOZER	D20	D30	D31	D37	D40	D41	D45	D50	D60
	D65	D68	D75	D80	D85	D150	D155	D275	D355
	D3C	D3D	D4C	D4D	D4H	D5	D6C	D6D	D6H
	D7G	D8K	D8N	D9N	D10N	D11N
KOMATSU	PC30	PC40	PC45	PC60	PC75	PC100	PC120	PC150	PC200
	PC220	PC300	PC350	PC400
CATERPILLAR	E70B	E110	E120B	E215	E235	E307	E311	E312	E322
	E180	E240	E200B	E320	E300	E300B	E330	E325
HITACHI	EX30	EX40	EX60	EX100	EX120	EX200	EX220	EX270	EX300
	EX400	EX600	UH043	UH052	UH53	UH07	UH081	UH082	UH083
FIAT-HITACHI	FH120	FH130	FH150	FH200	FH220	FH270	FH300
VOLVO	EC55	EC130	EC150	EC200	EC210	EC240	EC290	EC360
DAEWOO	DH55	DH130	DH180	DH200	DH280	DH300	DH320
HYUNDAI	R60	R130	R200	R210	R220	R290	R320	R914
KATO	HD250	HD400	HD450	HD700	HD770	HD820	HD1250
KOBELCO	SK40	SK60	SK100	SK120	SK200	SK220	SK04-2	SK07
	SK07N2	SK09	SK12	SK14	SK300	SK310	SK400
JCB	JS70	JS75	JS110	JS130	JS160	JS180	JS200	JS220
	JS240	JS260	JS300	JS330
SUMITOMO	SH70	SH100	SH120	SH160	SH200	SH260	SH265	SH280	SH300
	SH340	LS2650	LS2800	LS3400	LS4300
	MX8	SE200	SE210	SE280	MX292	SE350
MITSUBISHI	MS110	MS120	MS140	MS180

 

All manufacturer's names,symbols&descriptions are used for reference purpose only,and it is not implied that and any part listed is the product of these manufacturers.
 

1. You are a trader or a manufacture?
We are an industry and trade integration business, our factory located on HangZhou Nanan Distric, and our sales department is in City centre of HangZhou. The distance is  80Kms, 1.5 hours.

2. How can I be sure the part will fit my excavator?
Give us correct model number/machine serial number/ any numbers on the parts itself. Or measure the parts give us dimension or drawing.

3. How about the payment terms?
We usually accept T/T or Trade Assurance. other terms also could be negotiated.

4. What is your minimum order?
It depends on what you are buying. Normally, our minimum order is one 20' full container and LCL container (less than a container load) can be acceptable.

5. What is your delivery time?
FOB HangZhou or any Chinese port : 20 days . If there are any parts in stock , our delivery time is only 0-7 days.

6. What about Quality Control?
We have a perfect QC system for the perfect products. A team who will detect the product quality and specification piece carefully, monitoring every production process until packing is complete, to ensure product safety into container.

What Is a Pulley?

The pulley is a wheel mounted on a shaft or axle. Its purpose is to support the movement of a cable that is taut. This cable transfers power to a shaft. However, there are certain safety precautions that you should follow when using a pulley. Read on to learn more! Listed below are common uses and their main parts. Listed below are some of the benefits of using a pulley.

Common uses of a pulley

A pulley is a common mechanical device used to increase the force needed to lift a heavy object. Most commonly, these devices are used in construction equipment. These machines use high-10sion ropes to transfer heavy objects from 1 floor to another. Other common uses of a pulley include buckets and flagpoles. These devices are extremely useful in a wide range of applications. To learn more about the common uses of pulleys, keep reading.
A pulley is a wheel with grooves for holding rope. Its purpose is to change the direction and point at which a pulling force acts. It is usually used in sets to reduce the amount of force needed to lift a load, but the work involved is similar. Pulleys are also used in rock climbing devices. For many applications, a pulley is a vital part of construction.
The most common use of a pulley involves hoisting and lowering a flag. Other examples include clotheslines, bird feeders, and escalators. Pulleys are also commonly used on oil derricks. Many other common applications include hoisting and lowering garage doors. Pulley systems are also used in engines and cranes. For more information, check out our interactive pulley diagram!
Pulleys can also be used to lower total work required for a task. In many cases, a pulley will consist of 2 parts: the pulley hub and the shaft pulley. The hub clamps the shaft pulley, while the pulley itself is connected to the motor or other device. If you're looking for a pulley, it's important to learn how it works.
The most common uses for a pulley involve lifting heavy objects, and the mechanism used to lift them is known as a pulley. A pulley is an industrial device that uses 2 wheels to reduce the force needed to lift a weight. The pulley reduces this force by half by allowing the user to pull on the rope 4 times as far. The pulley also allows for a smaller lifting distance.

Main parts of a pulley

A pulley consists of the main element of a system. This is typically a cable, rope, belt, or chain. There are 2 basic types of pulleys - a Driver Pulley and a Follower Pulley. Pulleys are available in small and large sizes. The periphery part of the pulley is called the Face, and the protruding middle part is called the Crown. A pulley's face can be round, rectangular, or even "V" shaped.
The first pulley was created by the Greek mathematician Archimedes in the third century BCE. These simple machines are made of a rope, an axle, and a wheel. The pulley's end is attached to a person, object, or motor. These machines can be used in various tasks to lift heavy objects. The pulley is a great mechanical advantage for any lifter.
The ideal mechanical advantage of a pulley is defined by the number of rope segments that pull an object. The higher the number of loops on the rope, the higher the mechanical advantage. The greater the mechanical advantage, the less force is required to move the object. Likewise, the greater the distance the rope traverses, the higher the mechanical advantage of a pulley. There are several different types of pulley, depending on their combination of rope, wheel, and rope.
The basic components of a pulley are the face and hub, and the rope is threaded into the center of the pulley. The pulley is usually made of a rope and can be used to lift heavy weights. It can also be used to apply great force in any direction. Step pulleys have multiple faces, which are fixed in sequence. They can also increase the speed of the driven pulley.
A pulley is a simple machine consisting of a wheel, rope, or chain. These parts are crucial for making moving and lifting easier. Because they change the direction and magnitude of force, they can be a useful tool. Some pulleys even change direction. You can learn more about the pulley by downloading this resource today. The resources are designed to support the new 9-1 GCSEs in Design & Technology and Engineering.

Mechanical advantage

Pulleys have been used to move heavy objects for centuries. When 2 rope sections are used, the weight of a 100kg mass can be moved with only 500 newtons of force. Adding an extra pulley increases the mechanical advantage. If the pulley has 2 wheels, the distance between the rope sections and the wheel grooves is only half the distance, but the mechanical advantage still applies. Adding another pulley increases the mechanical advantage, but can be risky.
Mechanical advantage is the ratio of force used versus force applied. The calculations are made under the assumption that the ropes and weights do not elongate or lose energy due to friction. If the weights are very light, the mechanical advantage is greater than that in the real world. To calculate the mechanical advantage, the weight of the load to be lifted must be the same as the weight of the person using the pulley.
A single moveable pulley has a mechanical advantage of two. The weight passes around the pulley, and 1 end of the rope is attached to a fixed point. The pulling force is then applied to the other end of the rope. The distance the weight travels doubles, or halved, depending on the direction of the pulley. Adding a second pulley reduces the distance and the effort required to lift it.
There are several ways to calculate the mechanical advantage of a pulley system. Some methods are specific to certain types of systems, while others work for all systems. The T-Method is a good choice in many applications, as it calculates the units of tension for each rope segment. Once you have determined the input force, you need to determine the maximum force that will be applied to each component. A compound pulley, for example, will require 4 units of tension for each rope segment.
In simple terms, the effort is the amount of force needed to lift the load. This force is measured in newtons (N). A mechanical advantage is often presented without units. If the student does not have this unit, you may need to convert the units to newtons, since 1 kilogram is equal to 10 newtons. If you can't figure out the units of effort, you can use the KWL chart provided by the teacher.

Safety precautions

There are a few safety precautions you should take when using a pulley. First, always check the SWL (safe working load) before attaching anything to the pulley. This indicates the maximum weight and angle the pulley can safely handle. Second, make sure that your work area is free from people and debris. Third, wear a hard hat to protect your head from blows and falling objects.
Another important consideration is anchoring. Although the pulley reduces the weight of an object, it is not enough to eliminate the weight. This is especially true if you are hoisting a heavy object, such as a motorcycle or lawnmower. It is important to ensure that the anchoring point can support the entire weight of the load. It is also important to follow proper anchoring procedures when using a pulley to lift a motorcycle or lawnmower.
In addition to the safety latch, you should use a tag line to control the suspended load. Remember that a chain pulley block is necessary for vertical lifting. You should also wear personal protective equipment (PPE) while using a pulley to avoid injuries. If your workplace does not have an PPE policy, you should consider implementing a similar policy. These safety guidelines are a good start.
If you are using a pulley to lift heavy objects, make sure to wear gloves. Those who are not familiar with rope-pulling will have an easier time demonstrating how it works. If you are using a rope-pulley system in a classroom, be sure to follow lab safety guidelines. Wear cloth gloves, clear the area, and do not jerk the rope. In addition, never allow yourself to be pulled into the rope by an unfamiliar person.
Another important safety precaution when using a pulley is to ensure that the anchor point for your system is adequate to support the weight of the object being lifted. Check with the manufacturer of the pulley to find out what its weight limit is, as some types of pulleys are designed to lift much heavier weights than others. It is important to follow all manufacturer's instructions when using a pulley.