cheap price high pressure welded double telescopic coal longwall roof support hydraulic ram cylinder for coal mining
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- Supplier: Shandong Wantong Hydraulic Co. Ltd.
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Product Overview
Description
Why Choose Us
Hydraulic cylinders for hydraulic supports produced by Wantong Hydraulic include single telescopic column, double telescopic column and various jacks, which are of high quality, special processing technology, high wear resistance and corrosion resistance, excellent working performance, meeting the requirements of extremely harsh environment, long service life and low maintenance cost. The cylinders have passed the coal safety certification and praised by the industry.
Wantong Hydraulic has been committed to serving domestic large-scale coal mining equipment manufacturers, major mining companies,coal machinery equipment maintenance manufacturers, maintaining a good long-term strategic cooperative relationship. The products have been exported to the United States, Australia, Russia, Africa and other regions, and has good reputation after years of market validation.
Why Choose Us
Hydraulic cylinders for hydraulic supports produced by Wantong Hydraulic include single telescopic column, double telescopic column and various jacks, which are of high quality, special processing technology, high wear resistance and corrosion resistance, excellent working performance, meeting the requirements of extremely harsh environment, long service life and low maintenance cost. The cylinders have passed the coal safety certification and praised by the industry.
Wantong Hydraulic has been committed to serving domestic large-scale coal mining equipment manufacturers, major mining companies,coal machinery equipment maintenance manufacturers, maintaining a good long-term strategic cooperative relationship. The products have been exported to the United States, Australia, Russia, Africa and other regions, and has good reputation after years of market validation.
Product Description
Specification
item | value |
Warranty | 1 Year |
Showroom Location | None |
Brand Name | WTJX |
Place of Origin | China |
Weight | 300 |
Rod Diameter | 160mm |
Maximum Stroke | 1175mm |
Outer Tube Diameter | 280mm |
Inner Tube Diameter | 250mm |
Material | 27SiMn/30CrMnSi/40Cr |
Color | Customers' Requirements |
After Warranty Service | Video Technical Support |
Seal | Hallite |
MOQ | 1 Piece |
Work pressure | 39.7MPa |
Package | Wood Pallet |
Company Profile
We are a professional hydro-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!
Advanced equipment, excellent talents and strict management help us develop first-class products.
All production steps are finished in the same factory, and this guarantees good quality and short lead time. All the products are ISO/TS16949, CCRI, CCS, and DNV and ABS certified.
Our main products are hydro-cylinders for dump trucks, cranes, refuse collecting trucks, coal mining machinery, tippers, engineering machinery, ocean engineering and all kinds of automation equipment.
We passed ISO/TS16949 International Quality System Certification, and we are an "AAA Level Standardization and Good Behavior Enterprise". The technology center of our company was rated as Provincial Technology Center, and our company has become the base of production, education and research of Shandong University of Science and Technology.
Advanced equipment, excellent talents and strict management help us develop first-class products.
Our company covers an area of 180 thousand square meters (193 thousand square feet),and has more than 600 employees.We have solid and advanced production equipment including cold drawing line, heat treatment line, surface treatment line, testing machines and various CNC machines, totally 700 sets of machines. All production steps are finished in same factory which guarantees good quality and short lead time. All the products have passed validation of ISO/TS16949, CCRI, CCS, and DNV AND ABS.
R&D AND TEST CAPACITY
We have an excellent R&D team, they can use advanced design software to make our products and make them more precise by accurate measurement.To ensure every cylinder qualified, we have built our large size CNC hydraulic testing platform and our quality team will test and record each quality and function requirement to guarantee the products we supply to our customers are the best.
SERVICE SYSTEM
Our company has complete quality assurance and R&D system; designers constantly develop new product and process to meet increasing requirements of the market, and to ensure good function,good quality and good
durability. The goal of our customer service center is to give prompt solution to our customer's questions or suggestion.We will develop and test the products according to our customer's requirements and will redesign and rest according to customer's feedback. Customer's satisfaction to the product is our highest standard.
durability. The goal of our customer service center is to give prompt solution to our customer's questions or suggestion.We will develop and test the products according to our customer's requirements and will redesign and rest according to customer's feedback. Customer's satisfaction to the product is our highest standard.
Hydraulic cylinder production line
700 sets manufacturing equipment,such as cold drawing production line ,heat treatment production line ,surface treatment production line,testing equipment,various digital-control machining equipment,gantry style linear electroplating production line.
How do we guarantee the quality of our products ?
Program before Delivery
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 Every piece of hydraulic
cylinder are tested and will send out only after they are past 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.
cylinder are tested and will send out only after they are past 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.
After-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 hours telephone service hotline.
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 hours telephone service hotline.
Certificates and partners
"Based on China, to the world" is the company has always adhered to the sales strategy, products are widely sold throughout the country. Major customers include Sany Group, CIMC Group, etc. Some products are exported overseas, exported to the United States, Canada, Mexico, Colombia, Russia and other European and American regions, product quality has been praised by customers.
Packing & Delivery
To better ensure the safety of your goods, professional, environmentally friendly, convenient and efficient packaging services will be provided.
FAQ
Q1: What's the brand name of your products ?
A:Generally,we use our own brand "WTJX", OEM is also available as required.
Q2: Hydraulic cylinder internal leakage?
A: There are 3 main reasons causing internal leakage :Overload,polishing is not well controlled,bad seal kits. As is known to all,vehicles in China are often overload,our products all designed to bear the overload power. We have numerical control machine to assure the polish processing .And we use the imported seals to meet customers' demands.
Q3: Does your piston rod get ruptured easily?
A: Hard chrome plating quenched and tempered 45# steel for piston rod to assure sufficient hardness and toughness.
Q4: Is your design reasonable? What about your product safe coefficient?
A:We have R&D team with abundant design experience. We also established production, education, and research cooperation with universities . Rest assured.
Q5: What about the quality feedback of your products?
A: Guarantee the quality from the raw material. We have cold drawing production line and nickel-chrome electroplating production line, so we can produce cold-drawing pipe and hard-chrome pipe used for hydraulic cylinder!!! WE HAVE NEVER RECEIVED EVEN ONCE QUALITY COMPLAINT FOR MANY YEARS OF INTERNATIONAL TRADE.
Q6: Is the sample free?
A:Yes. In our acceptable range, we can offer a sample by charging freight. And we will return the fee after you place bulk order.
Q7: How about the delivery time?
A: Over 700 sets advanced equipment to meet customer's large demand in short delivery time. Generally ,it's 7-15 days.
Q2: Hydraulic cylinder internal leakage?
A: There are 3 main reasons causing internal leakage :Overload,polishing is not well controlled,bad seal kits. As is known to all,vehicles in China are often overload,our products all designed to bear the overload power. We have numerical control machine to assure the polish processing .And we use the imported seals to meet customers' demands.
Q3: Does your piston rod get ruptured easily?
A: Hard chrome plating quenched and tempered 45# steel for piston rod to assure sufficient hardness and toughness.
Q4: Is your design reasonable? What about your product safe coefficient?
A:We have R&D team with abundant design experience. We also established production, education, and research cooperation with universities . Rest assured.
Q5: What about the quality feedback of your products?
A: Guarantee the quality from the raw material. We have cold drawing production line and nickel-chrome electroplating production line, so we can produce cold-drawing pipe and hard-chrome pipe used for hydraulic cylinder!!! WE HAVE NEVER RECEIVED EVEN ONCE QUALITY COMPLAINT FOR MANY YEARS OF INTERNATIONAL TRADE.
Q6: Is the sample free?
A:Yes. In our acceptable range, we can offer a sample by charging freight. And we will return the fee after you place bulk order.
Q7: How about the delivery time?
A: Over 700 sets advanced equipment to meet customer's large demand in short delivery time. Generally ,it's 7-15 days.
Q8: What 's the after-service?
A:If the quality can’t meet your requirement ,we will pay all your lost and offer technical support to solve your problem!!!
A:If the quality can’t meet your requirement ,we will pay all your lost and offer technical support to solve your problem!!!
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