وصف المنتج
وصف المنتج
Top Quality EC55B Boom Hydraulic Cylinder For Excavator Spare Parts
| اسم المنتج | EC55B Boom Cylinder,EC55B Excavator Hydraulic Cylinder,EC55B Bucket/Arm Cylinder |
| Material | Aluminum, Cast lron,45mnb Steel,Stainless Steel |
| Part Number | EC55B |
| Colors | Black,Yellow,Blue.Brown.Customizable |
| Customized | OEM&ODM are accepted |
| Work Press | 7/14/16/21/31.5MPa 37.5/63MPa Can be Customized |
| Package | Wooden Case |
Catalogue
Related Excavator Spare Parts Products
طلب
All Of Our Spare Parts Are Suitable For These Brand Replacement
| BRAND/ TYPE | MACHINERY MODEL NUMBER | |||||||
| KOMATSU-PC | PC20 | PC30-5 | PC30-6 | PC30-7 | PC30-8 | PC35 | PC40 | PC45 |
| PC50 | PC55 | PC40-5 | PC40-6 | PC40-7 | PC50 | PC55 | PC60-1 | |
| PC60-3 | PC60-5 | PC60-6 | PC60-7 | PC75 | PC100-1 | PC100-3 | PC100-5 | |
| PC100-6 | PC100-7 | PC120-3 | PC120-5 | PC120-6 | PC120-7 | PC150 | PC200-1 | |
| PC200-3 | PC200-5 | PC200-6 | PC200-7 | PC200-8 | PC220-1 | PC220-3 | PC220-5 | |
| PC220-6 | PC220-7 | PC220-8 | PC200LC-3 | PC200LC-5 | PC200LC-6 | PC200LC-7 | PC200LC-8 | |
| PC240 | PC300-1 | PC300-5 | PC300-6 | PC300-7 | PC300LC | PC300LC-5 | PC300LC-6 | |
| PC300LC-7 | PC360-5 | PC360-6 | PC360-7 | PC360LC-5 | PC360LC-6 | PC360LC-7 | PC360LC-8 | |
| PC400-1 | PC400-3 | PC400-5 | PC400-6 | PC400-7 | PC400LC-1 | PC400LC-3 | PC400LC-5 | |
| PC400LC-6 | PC400LC-7 | PC450-5 | PC450-6 | PC450-7 | PC450LC-5 | PC450LC-6 | PC450LC-7 | |
| PC650 | PC750 | PC800 | PC350 | |||||
| KOMATSU-D | D20 | D31 | D37EX-21 | D40 | D41P-6 | D41E-6 | D50 | D53 |
| D51EX-22 | D60 | D65 | D65-12 | D61EX-12 | D65EX-12 | D65PX-12 | D80 | |
| D85 | D85EX-15 | D85-21 | D155 | D155A-1 | D155A-2 | D155A-3 | D155A-5 | |
| D155-6 | D275 | D355A-3 | D375-5 | |||||
| CATERPILLAR-CAT-E-B-C/D | E200B | E200-5 | E320D | E215 | E320DL | E324D | E324DL | E329DL |
| E300L | E320S | E320 | E320DL | E240 | E120-1 | E311 | E312B | |
| E320BL | E345 | E324 | E140 | E300B | E330C | E120 | E70 | |
| E322C | E322B | E325 | E325L | E330 | E450 | E55 | E70B | |
| E120B | E312 | CAT55 | CAT225 | CAT311 | CAT312 | CAT312B | CAT315 | |
| CAT320 | CAT320C | CAT320BL | CAT330 | CAT322 | CAT245 | CAT325 | CAT320L | |
| CAT973 | CAT345 | CAT345B | CAT320D | CAT330B | CAT330BL | CAT330C | CAT330D | |
| CAT325B | CAT325BL | CAT345B | ||||||
| CATERPILLAR-D | D3C | D4 | D4D | D4E | D4H | D5 | D5B | D5C |
| D5H | D5M | D5N | D6 | D6C | D6D | D6R | D6H | |
| D6T | D7G | D7R | D7H | D8N | D8L | D8T | D8R | |
| D8H | D8K | D9L | D9N | D9R | D9T | D10N | D10R | |
| D10T | D11N | D11R | ||||||
| HITACHI-EX | EX30 | EX40 | EX55 | EX60 | EX60-2 | EX60-3 | EX60-5 | EX70 |
| EX75 | EX100 | EX100-3 | EX100-5 | EX120 | EX120-1 | EX120-3 | EX120-5 | |
| EX130-1 | EX200-1 | EX200-2 | EX200-3 | EX200-5 | EX220-3 | EX220-5 | EX270 | |
| EX300 | EX300-1 | EX300-2 | EX300-3 | EX300-5 | EX300A | EX330 | EX370 | |
| EX400-1 | EX400-2 | EX400-3 | EX400-5 | EX200LC-1 | EX200LC-2 | EX200LC-3 | EX200LC-5 | |
| EX270-1 | EX270-2 | EX270-5 | EX270LC-1 | EX270LC-2 | EX270LC-5 | EX300LC-1 | EX300LC-2 | |
| EX300LC-3 | EX300LC-5 | EX400LC-1 | EX400LC-2 | EX400LC-3 | EX400LC-5 | EX450 | EX450-1 | |
| EX450-2 | EX450-3 | EX450-5 | EX450LC-1 | EX450LC-2 | EX450LC-3 | EX450LC-5 | UH07-7 | |
| ZAX30 | ZAX55 | ZAX200 | ZAX200-2 | ZAX330 | ZAX450-1 | ZAX450-3 | ZAX450-5 | |
| UH043 | UH052 | UH053 | UH07 | UH081 | UH082 | UH083 | ||
| ZAXIS-ZAX-ZX | ZAX55 | ZAX70 | ZAX120 | ZAX200 | ZAX210 | ZAX230 | ZAX240 | ZAX330 |
| ZAX450 | ZAXIS 110 | ZAXIS 120 | ZAXIS 60 | ZAXIS 200-3 | ZAXIS 200-6 | ZAXIS 240 | ZAXIS 270 | |
| ZAXIS 330 | ZAXIS 360 | ZAXIS 450 | ZAXIS 870 | |||||
| VOLVO-EC | VOLVO55 (EC55) | VOLVO140 (EC140) | VOLVO210 (EC210) | VOLVO240 (EC240) | VOLVO290 (EC290) | VOLVO360 (EC360) | VOLVO460 (EC460) | VOLVO460 (EC700) |
| DAEWOO-DH DOOSAN-DX | DH55 | DH60 | DH80 | DH130 | DH150 | DH200 | DH220 | DH258 |
| DH280 | DH300 | DH320 | DH360 | DH370 | DH400 | DH420 | DH500 | |
| DX300 | DX370 | DX380 | ||||||
| KOBELCO-SK | SK35 | SK55 | SK60-1 | SK60-2 | SK60-5 | SK100 | SK120 | SK130-8 |
| SK200-3 | SK200-5 | SK200-8 | SK210 | SK230 | SK250 | SK300 | SK320 | |
| SK330 | SK350 | SK07N2 | ||||||
| SUMITOMO-SH-LS | SH35 | SH55 | SH60 | SH65 | SH75 | SH100 | SH120 | SH120A3 |
| SH200 | SH220 | SH265 | SH280 | SH300 | SH320 | SH340 | SH350 | |
| SH430 | LS2800 | |||||||
| SANY-SY | SY65 | SY90 | SY130 | SY200 | SY215 | SY330 | SY335 | SY365 |
| KATO-HD | HD250 | HD400 | HD450 | HD700 | HD770 | HD820 | HD1571 | HD1250 |
| HD1430 | HD800 | HD1100 | ||||||
| HYUNDAI-R | R55 | R60 | R80 | R130-5 | R130-7 | R150 | R150LC-7 | 200 راند |
| R200-5 | R210 | R210-3 | R210-7 | R215-7 | R220-5 | R220-5 | R225-7 | |
| R260-5 | R265 | R275 | R290 | R300 | R300-5 | R305 | R320 | |
| R360 | R385 | R420 | R450-3 | R450-5 | ||||
| SUNWARD-SWE | SWE35 | SWE40 | SWE50 | SWE55 | SWE60 | SWE70 | SWE85 | SWE330 |
| YUCHAI-YC | YC35 | YC45 | YC60 | YC85 | YC135 | |||
| Kubota-KX | KX35 | KX50 | KX55 | KX80 | KX85 | KX135 | KX155 | KX185 |
| LIEBHERR-R | R914 | R916 | R924 | R926 | R934C | R944C | R954 | R964/ R974 |
| LIUGONG -LG | LIUGONG150 (LG150) | LIUGONG200(LG200) | LIUGONG220 (LG220) | LIUGONG907 (LG907) | LIUGONG914 (LG914) | LIUGONG925 (LG925) | LIUGONG936 (LG936) | |
| CASE-CX | CX35 | CX45 | CX55 | CX75 | CX135 | CX240 | CX360 | |
| LONKING- | LONKING60 | LONKING65 | LONKING85 | IHISCE-IHI | IHI35 | IHI80 | IHI85 | |
| YANMAR-VIO | VIO30 | VIO40 | VIO55 | VIO75 | TAKEUCHI-TB | TB150 | TB175 | |
| FUTON LOVOL-FR | FR65 | FR85 | ||||||
| ميتسوبيشي | MS110 | MS120 | MS180 | MS230 | MS280 | |||
Here are the more machinery models, please kindly contact us freely if any enquiry.
Production process
نبذة عن الشركة
About us:
Main Market
التعليمات
Q: What main products do you supply?
A: Track roller/Carrier roller/ Sprocket/ Segment/ Front idler/ Track shoe/ track chain/ Bolt/ Nut/ Pin/ Bushing/ Seal and gasket/ Filter/ Bucket teeth/ Bucket/ adaptor and other spare parts.
Q: How is your quality?
A: OEM Quality: all products size following OEM strictly. The quality is absolutely guaranteed,
if there are problems related to quality, please tell us, we will do our best to make you satisfied.
Q: What is your delivery time?
A: Generally, If we have your required items in stock, delivery time 7-10 days.
Or if your required items out of stock, delivery time need about 15days.
The actual delivery time depends on the items and the quantity of your order.
Q: What is your sample policy?
A: We accept a trial sample order if ready parts in stock.
You are welcome to send us samples or spec. Drawing. We can build new mould and produce products accordingly.
Q: How to make payment?
A: We accept multiple payment methods: Bank transfer T/T, Paypal, L/C at sight and so on.
Payment=3000USD, 30% T/T in advance , the balance before shipment.
Q: How to track the goods if order shipped?
A: We will inform you the shipping information after your order is sent out.
Express shipment: we will send you express tracking number.
Air shipment: we will send you AWB, Packing list and Commercial invoice and other necessary documents.
Sea shipment: we will send you BL, Packing list and Commercial invoice and other necessary documents.
Q: Which countries have you ever exported to?
A: Our products have been exported to more than 60 countries such as USA, UK, Germany, Russia, UAE, Indonesia, Malaysia, Thailand, Sri Lanka, INDIA, Pakistan, Bangladesh, South Africa, Colombia, Peru and etc.
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| After-sales Service: | Technical Support |
|---|---|
| Warranty: | 6-12months |
| Type: | Hydraulic Cylinder |
| أمثلة: | US$ 350/Piece قطعة واحدة (الحد الأدنى للطلب) | Order Sample |
|---|
| التخصيص: | متاح |
|
|---|
.shipping-cost-tm .tm-status-off{background: none;padding:0;color: #1470cc}
| Shipping Cost: Estimated freight per unit. | about shipping cost and estimated delivery time. |
|---|
| Payment Method: |
|
|---|---|
| Initial Payment Full Payment |
| Currency: | US$ |
|---|
| Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
|---|

How does a boom cylinder contribute to precise boom positioning?
A boom cylinder plays a crucial role in achieving precise boom positioning. Here’s a detailed explanation:
Precise boom positioning is essential in various applications, including construction equipment, such as cranes and aerial lifts. Boom cylinders contribute to precise boom positioning in the following ways:
- Controlled Extension and Retraction: Boom cylinders enable controlled extension and retraction of the boom. By adjusting the hydraulic pressure within the cylinder, operators can precisely position the boom at desired lengths. This controlled movement ensures accurate reach and avoids overshooting or undershooting the target position.
- Smooth Articulation: Boom cylinders provide smooth articulation of the boom sections. They allow for controlled movement and precise positioning of the boom’s multiple segments, such as the main boom, jib, or telescopic sections. Smooth articulation ensures seamless boom operation and precise positioning of the load or working platform.
- Load Stabilization: Boom cylinders help stabilize the load during boom movement. They counterbalance the weight of the load and provide stability, minimizing swinging or swaying of the load during positioning. This stability is crucial for achieving precise positioning, especially when working with delicate or sensitive loads.
- Incremental Control: Boom cylinders offer incremental control over the boom’s movement. Operators can make small adjustments to the boom’s position by modulating the hydraulic pressure within the cylinder. This incremental control allows for fine-tuning and precise alignment of the boom, ensuring accurate positioning of the load or attachment.
- Operator Feedback: Many modern boom systems incorporate feedback mechanisms, such as sensors or load moment indicators. These systems provide real-time feedback to the operator about the boom’s position, angle, and load conditions. By monitoring this feedback, operators can make precise adjustments to achieve the desired boom positioning.
By enabling controlled extension and retraction, smooth articulation, load stabilization, incremental control, and operator feedback, boom cylinders significantly contribute to achieving precise boom positioning. These features ensure accurate reach, alignment, and stability, allowing operators to perform tasks with precision and efficiency.
It’s important to note that precise boom positioning also depends on other factors, such as the design and construction of the boom system, the operator’s skill and experience, and the integration of advanced control technologies in the equipment.

كيف تساهم أسطوانة ذراع الرافعة في توزيع الأحمال والتحكم بها؟
يلعب أسطوانة ذراع الرافعة دورًا هامًا في توزيع الأحمال والتحكم بها. إليك شرحًا مفصلًا:
في تطبيقات متنوعة مثل معدات البناء، وآلات مناولة المواد، والرافعات المتنقلة، تتولى أسطوانات ذراع الرافعة مسؤولية دعم الحمل والتحكم فيه. فهي تساعد على توزيع قوى الحمل وتوفير تحكم دقيق في حركة ذراع الرافعة. إليك كيفية مساهمة أسطوانة ذراع الرافعة في توزيع الحمل والتحكم فيه:
- دعم الأحمال: صُممت أسطوانات ذراع الرافعة لتحمل ودعم الأحمال التي تتعرض لها أثناء التشغيل. تُركّب عادةً بين الهيكل الرئيسي للآلة وهيكل ذراع الرافعة، مما يوفر اتصالاً يتحمل وزن وقوى الحمل. يضمن التصميم المتين للأسطوانة وقدرتها على تحمل الأحمال توزيع الحمل بالتساوي ودعمه بشكل صحيح.
- توليد القوة: تولد أسطوانات ذراع الرافعة القوة اللازمة للتحكم في حركة الذراع. فمن خلال تمديدها أو تقليصها، تُسلط الأسطوانة قوة على الذراع، مما يسمح لها بالرفع أو الخفض أو التأرجح أو التمفصل حسب الحاجة. وتضمن قدرة الأسطوانة على توليد القوة وتنظيمها تحكمًا دقيقًا في الحمولة، مما يُسهم في التشغيل الآمن والفعال.
- تثبيت الحمولة: تساعد أسطوانات ذراع الرافعة على تثبيت الحمولة أثناء الرفع أو النقل. فمن خلال مقاومة الحركات أو الاهتزازات غير المرغوب فيها، تُسهم الأسطوانة في الحفاظ على استقرار الحمولة ومنع التأرجح أو الميلان أو الانزلاق المفرط. وتُساعد الحركة المُتحكَّم بها التي توفرها الأسطوانة على تقليل مخاطر تلف الحمولة أو الحوادث، مما يضمن عمليات أكثر أمانًا وتحكمًا.
- التوازن والمحاذاة: تساعد أسطوانات ذراع الرافعة في تحقيق توازن ومحاذاة الحمولة. فمن خلال التحكم في امتداد أو انكماش ذراع الرافعة، تُمكّن المشغلين من ضبط موضع الحمولة بالنسبة لمركز ثقل الآلة. وتساعد هذه القدرة على تحقيق التوازن على تحسين الاستقرار، ومنع الانقلاب، وتمكين تحديد موضع الحمولة بدقة.
- سرعة مُتحكَّم بها: تُتيح أسطوانات ذراع الرافعة تحكمًا دقيقًا في سرعة حركة الحمولة. فمن خلال تنظيم سرعة التمديد أو الانكماش، تسمح الأسطوانة للمشغلين بضبط سرعة الرفع أو الخفض وفقًا لمتطلبات المهمة. تُحسِّن هذه السرعة المُتحكَّم بها دقة مناولة الحمولة، وتقلل من قوى الصدم، وتُحسِّن السلامة العامة.
يوفر استخدام أسطوانة ذراع الرافعة في توزيع الأحمال والتحكم بها العديد من المزايا:
- تعزيز السلامة: تساهم أسطوانات ذراع الرافعة في استقرار الحمولة وتوازنها وحركتها المتحكم بها، مما يقلل من خطر حوادث الحمولة أو عدم استقرارها.
- التعامل الدقيق مع الأحمال: إن توليد القوة والسرعة المتحكم بها التي توفرها أسطوانات ذراع الرافعة تمكن المشغلين من التعامل مع الأحمال بدقة، مما يضمن وضعها بدقة ويقلل من احتمالية حدوث الضرر.
- تحسين الكفاءة: تعمل أسطوانات ذراع الرافعة على تسهيل توزيع الأحمال والتحكم فيها بكفاءة، مما يعزز الإنتاجية ويقلل الوقت اللازم لإنجاز المهام.
- تحسين قدرة التحميل: من خلال دعم وتوزيع قوى التحميل، تساعد أسطوانات ذراع الرافعة على تحسين قدرة التحميل وأداء الآلة.
بشكل عام، يُعدّ أسطوانة ذراع الرافعة عنصرًا أساسيًا في توزيع الأحمال والتحكم بها. فهي توفر الدعم للحمل، وتولّد القوة، وتثبّت الحمل، وتساعد في تحقيق التوازن والمحاذاة، وتتيح التحكم في السرعة. وتساهم هذه الميزات في مناولة الأحمال بشكل آمن ودقيق وفعّال في مختلف التطبيقات.
من المهم اتباع إرشادات وتوصيات الشركة المصنعة فيما يتعلق باختيار وتركيب وصيانة أسطوانات ذراع الرافعة لضمان عملها بشكل صحيح والتحكم الأمثل في الحمل.

What is a boom cylinder and how does it function in heavy machinery?
A boom cylinder is a hydraulic component used in heavy machinery, such as excavators, cranes, and loaders. It plays a crucial role in extending, retracting, and controlling the movement of the boom, which is the large arm-like structure on the machinery. Here’s a detailed explanation of its function:
- Boom Extension and Retraction: The boom cylinder enables the extension and retraction of the boom. By extending the cylinder, hydraulic pressure is applied, causing the boom to extend outward. Conversely, retracting the cylinder allows the boom to retract back to its original position. This controlled movement of the boom provides reach and versatility to heavy machinery, allowing them to access different areas or work at varying distances.
- Boom Lifting and Lowering: In addition to extension and retraction, the boom cylinder also facilitates the lifting and lowering of the boom. By adjusting the hydraulic pressure within the cylinder, operators can control the vertical movement of the boom. This functionality is essential for tasks that require raising or lowering heavy loads, such as lifting materials, excavating, or placing objects at different heights.
- Load Control: The boom cylinder contributes to load control during heavy machinery operations. By adjusting the extension, retraction, lifting, or lowering of the boom, operators can precisely position the load or equipment. This control over the boom movement ensures safe and accurate load handling, preventing sudden shifts or imbalances that could lead to accidents or damage.
- Hydraulic Power Transmission: The boom cylinder utilizes hydraulic power to generate the required force for boom movement. Hydraulic fluid under pressure is supplied to the cylinder, exerting force on the piston inside. This force is then transferred to the boom, enabling its extension, retraction, lifting, or lowering. The hydraulic system’s ability to transmit power efficiently allows for smooth and controlled boom operation.
- Integration with Control Systems: Boom cylinders can be integrated into control systems or hydraulic circuits of heavy machinery. This integration enables automated and synchronized boom movements, enhancing operational efficiency and precision. Operators can control the boom cylinder using control panels, joysticks, or other control mechanisms, allowing for seamless coordination with other machine functions.
- Strength and Durability: Boom cylinders are designed to withstand heavy loads, harsh operating conditions, and repetitive movements. They are constructed with robust materials, such as high-strength steel, and undergo rigorous testing to ensure durability and reliability. The strength and durability of boom cylinders enable them to handle demanding tasks in heavy machinery applications.
In summary, a boom cylinder is a hydraulic component that extends, retracts, and controls the movement of the boom in heavy machinery. Its functions include boom extension and retraction, boom lifting and lowering, load control, hydraulic power transmission, integration with control systems, and providing strength and durability. The boom cylinder’s role is critical in enabling the efficient and precise operation of heavy machinery, enhancing productivity and safety in various industries.


editor by CX 2024-03-29