Construction Hydraulic Medium Pressure Cylinder for Excavator

• Customization: Available
• Certification: GS, CE, ISO9001, ISO/Ts 16949
• Pressure: 22-27.5 MPa
• Work Temperature: -40~+100 Degree Centigrade
• Acting Way: Double Acting
• Working Method: Straight Trip
• Adjusted Form: Telescopic Type
• Structure: Piston Type
• Material: 25mn+45#Steel
• Working Pressure: 22-27.5MPa
• Working Temperature: -30~+80 Degree Centigrade
• Estimated Time: 20 Days
• Color: as Customer′s Requirement
• Transport Package: Pallet, Wooden Case or as Customer′s Requirement
• Specification: ISO/TS16949, ABS, API, SGS
• Trademark: WTJX
• Origin: Shandong, China
• HS Code: 8412210090
• Production Capacity: 300, 000 Sets / Year

Product Description

Product Description
 

The products range covers 6 tons to 50 tons excavator cylinder, cylinder diameter range is φ85-φ190mm, length is 3000mm. Piston rod diameter range is φ45-φ135mm, length is 3000mm. Products can be customized according to customer requirements.

 

Product Model
 

Medium pressure cylinder

It is mainly small excavator cylinder, suitable for pressure of 27.5 Mpa , working environment temperature - 20°C~ 120°C(cold area temperature is - 40°C ~ 100°C).
 

Model	The first stage rod diameter	Stroke	Closed length	Open length
WTPK 3TG F5*72	5"	1829mm	945mm	2773mm
WTPK 3TG F5*84	5"	2134mm	1046mm	3180mm
WTPK 3TG F5*107	5"	2732mm	1229mm	3961mm
WTPK 3TG F5*126	5"	3216mm	1386mm	4602mm
WTPK 3TG F6*86	6"	3216mm	1038mm	3241mm
WTPK 3TG F6*104	6"	2640mm	1194mm	3834mm
WTPK 3TG F6*107	6"	2732mm	1289mm	3961mm
WTPK 3TG F6*111	6"	2819mm	1268mm	4087mm
WTPK 3TG F6*120	6"	3048mm	1359mm	4407mm
WTPK 3TG F6*126	6"	3208mm	1386mm	4594mm
WTPK 3TG F6*140	6"	3562mm	1519mm	5081mm
WTPK 4TG F6*135	6"	3429mm	1199mm	4628mm
WTPK 4TG F6*156	6"	3962mm	1362mm	5324mm
WTPK 3TG F7*110	7"	2810mm	1271mm	4081mm
WTPK 3TG F7*120	7"	3048mm	1349mm	4397mm
WTPK 3TG F7*124	7"	3172mm	1392mm	4564mm
WTPK 3TG F7*129	7"	3277mm	1435mm	4712mm
WTPK 3TG F7*140	7"	3567mm	1524mm	5091mm
WTPK 3TG F7*150	7"	3810mm	1613mm	5423mm
WTPK 4TG F7*120	7"	3048mm	1349mm	4168mm
WTPK 4TG F7*135	7"	3429mm	1230mm	4659mm
WTPK 4TG F7*140	7"	3556mm	1263mm	4819mm
WTPK 4TG F7*156	7"	3962mm	1365mm	5327mm
WTPK 4TG F7*161	7"	4108mm	1405mm	5513mm
WTPK 4TG F7*167	7"	4242mm	1432mm	5674mm
WTPK 4TG F7*180	7"	4572mm	1552mm	6124mm
WTPK 4TG F8*148	8"	3753mm	1308mm	5061mm
WTPK 4TG F8*156	8"	3962mm	1365mm	5327mm
WTPK 4TG F8*161	8"	4064mm	1416mm	5480mm
WTPK 4TG F8*170	8"	4318mm	1454mm	5481mm
WTPK 4TG F8*180	8"	4572mm	1518mm	6090mm
WTPK 5TG F8*170	8"	4318mm	1267mm	5585mm
WTPK 5TG F8*190	8"	4800mm	1387mm	6188mm
WTPK 5TG F8*220	8"	5588mm	1524mm	7122mm
WTPK 5TG F8*235	8"	5944mm	1641mm	7585mm
WTPK 5TG F8*250	8"	6325mm	1743mm	8068mm
WTPK 5TG F9*265	9"	6731mm	1844mm	8575mm
WTPK 5TG F9*280	9"	7112mm	1997mm	9109mm
WTPK 5TG F9*300	9"	7620mm	2007mm	9627mm
WTPK 5TG F9*320	9"	8129mm	2108mm	9628mm
WTPK 5TG F9*340	9"	8636mm	2210mm	10846mm

 

High pressure cylinder

It is mainly medium and large excavation cylinder, with applicable pressure of 34.3mpa, working temperature of - 20 °C ~ 120 °C ( cold area is - 40 °C ~ 100 °C).

Model	Bore Diameter (mm)	Rod Diameter (mm)	Stroke (mm)	Mounting Distance	Pressure (Mpa)
Boom Cylinder	120~170	85~130	1280~1610	1810~2290	30~35
Arm Cylinder	135~190	95~135	1538~1980	2105~2780	30~35
Bucket Cylinder	120~170	80~135	1050~1341	1640~2041	30~35

 

Our products are designed with the following advantages:

1.There are many product models, which can meet the needs of most customers;
2.We have a professional design team, they are one of the driving forces for our development;
3.Our design team can customize products according to the needs of customers to meet the needs of different customers.

About Us

 

Shandong Wantong Hydraulic Co., Ltd. (Stock Code: 830839), founded in June 2004, is a domestic medium and high pressure hydraulic cylinder supplier integrating R&D, production, sales and service.

 

Its main products include three series of hydraulic cylinders for dump trucks, hydraulic cylinders for mechanical equipment and hydropneumatic springs.

 

The company's management team and main technical personnel are stable. We has constantly innovated from the actual needs of customers, has gradually positioned the medium and high-end market, and has provided high-quality products for customers in automobile, coal mine, petroleum, engineering machinery, and other industries with high-quality service.

 

Machining Equipmnet

Horizontal Lathe:
The maximum workpiece rotation diameter for machining is Ø 1600mm, the maximum workpiece rotation diameter for tool holder is Ø 1250mm, and the maximum workpiece length is 6m.

CNC vertical lathe:
With a maximum processing capacity of Ø 1600mm. It mainly processes large disc and cover parts. Such as the outer circle, inner hole, internal thread, external thread, sealing gear, etc. of the end face of the piston/gland.

External grinding machine:
The external grinding accuracy is IT5-IT6, the roughness is Ra 0.1-0.4, the grinding diameter is Ф 800mm, and the grinding length is within 6m.

Deep hole boring/scraping rolling machine:
It is mainly used for machining inner holes in cylinder bodies, with the ability to machine inner holes with the diameter of less than Ф 630mm and the length of less than 6m.

Every piece of hydraulic cylinder are processed through dozens of steps, including raw material processing, cylinder assembly, painting, etc. Each step is indispensable, and we also have advanced processing equipment to ensure that the processing dimensions of raw materials meet the requirements of product production.

Quality Inspection

Raw Material Inspection:
The material of raw materials is detected by carbon and sulfur analyzers and spectrometers.

Material Performance Inspection:
The tensile strength, yield strength, hardness and other properties of the material are tested by the material tensile test bench,Brinell hardness tester, Vickers hardness tester and other equipment.

Process Inspection:
The geometric shape, shape and position tolerance and finish of semi-finished products are detected by three coordinates,
profilometer and ultrasonic roughness meter.

Chrome Plating Control:
The thickness, hardness and corrosion resistance of the product coating are tested by ultrasonic hardness tester, ultrasonic thickness gauge and salt spray test bench.

Every piece of hydraulic cylinder are tested and will send out only after they are pasted the each test. Our company has abundant technical force and perfect testing means. By making wide technical and business cooperation with many related enterprises, universities, colleges and institutes both at home and abroad, and employing senior engineers and software engineers, we have greatly strengthened and improved our designing, processing, and testing abilities.
 

Packaging & Transportation

To better ensure the safety of your goods, professional, environmentally friendly, convenient and efficient packaging services will be provided. Plywood Case, or according to your requirements, We will pack and ship the products in strict accordance with the requirements to ensure that they can be delivered to our esteemed customers in perfect condition.

Special process

Credentials


 Collaborations

Shandong Wantong Hydraulic Co., Ltd. is a very excellent enterprise in all aspects, so we have gained a lot of honors and certificates at home and abroad, and we are the partners of many leading enterprises in China, we provide them with first-class hydraulic products and services, deeply trusted by them, at the same time and in the right place, we will also participate in various exhibitions to promote our latest products, I believe your choice will make us more successful.


FAQ

Q1: Are you a manufacture or a trade company?
Manufacture, we are the leader manufacturer of hydraulic industry in China with 20 years experience and technology.

Q2: Do your products come with a warranty?
Yes, we have 14 months warranty. In this period, if the quality problem we will free repair for you.

Q3: Can I customize our products from you?
Yes, we can make products according to your requirements. Please kindly send me your specifications and drawings.

Q4: Can you help me to install or give me advice about what kind of hydraulic cylinder or power pack should I use for specific machine?
Yes, we have 25 experienced engineers who are always ready to help you. If you do not know what kind of hydraulic cylinders should be used in your machine, please just contact us, our engineers will help you to design the exact products you need.

Q5: What is the delivery time?
25-30 days for mass production, which is depend on quality, production process and so on.