New Product Wholesale Customization Front Suspension Cylinder Hydro-Pneumatic Spring

• Customization: Available
• Certification: ISO9001, ISO/Ts 16949; EAC; GOST; Aqa
• Pressure: <21MPa
• Model NO.: 333/279*325
• Acting Way: Single Acting
• Working Method: Straight Trip
• Adjusted Form: Switching Type
• Structure: Piston Type
• Material: 20mnv, 40crnimo, 27simn, Cast Iron
• Outer Tube Diameter: 273mm
• Maximum Stroke: 320mm
• Warranty: 14 Months From Production Time
• Estimated Time: 20 Days
• Transport Package: Pallet, Wooden Case or as Customer′s Requirement
• Specification: Weight: 300
• Trademark: WTJX
• Origin: Shandong, China
• HS Code: 8412210090
• Production Capacity: 300, 000 Sets / Year

Product Description

Company Profile
Wantong is a professional hydraulic cylinder manufacturer in China, specialized in the design, R&D and manufacture of hydraulic machinery. We have developed unique and advanced equipment by ourselves to insure first-class quality! All production procedures are finished in the same factory, and this guarantees good quality and short lead time. Our main products are hydraulic cylinders for dump trucks, coal mining machinery, tippers, engineering machinery. We have a professional research and development team and cooperate with many universities. Advanced equipment, excellent talents and strict management help us develop first-class products. We have solid and advanced production equipments including cold drawing line, heat treatment line, surface treatment line, testing machines and various CNC machines.

Product Description

Product advantages
1.Small size, light weight, large unit energy storage ratio,nonlinear stiffness, nonlinear damping, body height adjustment.
2.Good stability, strong bearing capacity, safe and reliable, economic and efficient, long service life, can adapt to all kinds of harsh conditions.

Specification   

Item	Value
Product Name	Suspension Cylinder
Outer Tube Diameter	333mm
Inner Tube Diameter	300mm
Rod Diameter	279mm
Maximum Stroke	325mm
Weight	300kg
Warranty	14 Months From Production Time
Place of Origin	Shandong,China
Color	Client's Request

Production Equipment 
The company has more than 1000 sets of machinery processing, automatic precision processing, cold drawing, electroplating, heat treatment, automatic painting system, automatic assembly control system, automatic welding and other equipment. With the processing of cylinder diameter 630mm, length of 6 meters within the cylinder of the whole process processing capacity.

Quality Control

>All specification is designed by professional engineer.
>All material is high quality; seal kits were purchased from USA, Japan, UK and Sweden.
>All material is processed by skilled workers and advanced CNC lathe.
>All cylinders are 100% tested before package to ensure every cylinder is qualified for its purpose.
>Package is air cushion film for each cylinder and wooden case for all cylinders to ensure goods can arrive at customers' address safely.
>14 months' warranty and long time track service is offered to solve any problem you meet after sale.

 

Quality Inspection
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. All hydraulic cylinders are tested and will be sent out only after they have passed each test.
1). Trial Operation Test
2). Start-up Pressure Test
3). Pressure-Tight Test
4). Leak Test
5). Full Stroke Test
6). Buffer Test
7). Testing the Effect of Limit
8). Load Efficiency Test
9). Reliability Test

Our Service
1). Pre-sale service: Keep communicating with the truck manufacturers, including selection of product model, design of hydraulic system, test of performance and analysis of the accident. Once the problems occur, we will solve them immediately together with truck manufacturers.
2). The sale service: Provide training and technical support for users.
3). After-sale service: Solve the problem firstly, then analyse responsibility ; Replace the system components immediately if any need. 
4). 24-hour telephone service hotline.

Our Honor

Our Customers

Domestic Marketing Locations
The company's products are widely sold in Shandong, Shaanxi, Shanxi, Henan, Hebei, Hubei, Beijing, Inner Mongolia, Gansu and other more than 20 provinces, municipalities and autonomous regions.

Foreign Marketing Locations
Our products are exported to the United States, Canada, Mexico, Russia, South Africa, Indonesia and other European, American, South American and Southeast Asian regions.

FAQ

Q1. What are the same aspects of your cylinder with Hyva cylinder?
A: Same internal structure. Same external dimensions and same mounting sizes. It can be interchangeable with Hyva cylinder.
 
Q2. Compared with Hyva cylinder, what are your cylinder advantages?
A: 1. Rods are chrome plated.
2. Tubes are quenched and tempered.
3. Tube inner hole goes through deep hole boring machine processing. Surface roughness is 0.4Ra and circular degree is 0.025.
4. Good quality yet lower price.
 
Q3: Are you a manufacturer or a trade company?
A: We are a manufacturer. We are the leading manufacturer of hydraulic industry in China with over 20 years' experience and technology accumulation. With strong technical team we could solve any annoyance of you.
 
Q4: Do you have quality control system?
A: Yes, the quality management system introduced is: ISO/TS 16949:2009 certified by NQA and IATF cert.
 
Q5: How can I get a booklet and buy a cylinder from you?
A: Very easy! Just leave me a message or email or call me directly, let me know you are interesting in our products. I will talk with you for the details soon!
 
Q6: Can you tell me the price for the cylinder?
A: 1. Please advise the drawing with technical requirements.
2. Please advise the model number after you check our booklet.
3. Please advise the tipping capacity, number of stages, closed length, mounting type and sizes.
4. Please help advise the quantities; this is also very important.
 
Q7: Do your products come with a warranty?
A: Yes, we have 14 months starting from production time. During this period, if the quality problem occur we will be responsible for you.
 
Q8: Hydraulic cylinder internal leakage?
A: 3 main reasons causing internal leakage: overload, polishing bad controlled, and cheap seal kits. As is known to all, vehicles in China are often overloaded, our products all designed to bear the overload power. Advanced equipment could assure the polish processing. And we use the imported/TOP brand seals to meet customers' requirement.
 
Q9: What about the quality feedback of your products?
A: WE HAVE NEVER RECEIVED EVEN ONCE QUALITY COMPLAINT FOR MANY YEARS OF INTERNATIONAL BUSINESS.
 
Q10: Can you help me to install or recommend what kind of hydraulic cylinders or power packs I should use for specific machinery?
A: 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 design the exact products to match your need.
 
Q11: What is your main payment terms?
A: T/T, L/C, Western Union, Paypal. Either is available.