50/60/70 ton hydraulic cylinder

     welcome you to WTJX         Shandong Wantong Hydraulic Co., Ltd .(WTJX) is a professional hydrauli cylinder manufacturer that designs and manufactures Custom Hydraulic Cylinders used in a variety of applications.  We believe that our expertise in specialized cylinders, coupled with our highly advanced equipments, enables us to provide you with superior transmission solutions.    1. part of piston Hydraulic Cylinder drawing and parameter  the drawing is just part of the piston type hydraulic cylinder our company manufactured,  our company has strong advantage in producing all kinds of piston type hydraulic cylinder, especially the large hydraulic cylinder which are widely in marine scope, oil drilling, heavy duty truck , large machine, and so on. 

Feature	piston
Bore Diameter	80-550mm
Rod Diameter	60-400mm
Wall Thickness	10-50 mm
Max Stroke	2500 mm
Max Pressure	4500 psi/300 bar/30MPA
Piston	high quality nodular iron / 45#steel
Piston Rod	chrome plated 45#steel
Cylinder Cap	high quality nodular iron or 45#steel
Cylinder Base	20#-45#steel
Piston rod	plating thickness is 10-100 micron. surface roughness is 0.2μm and  straightness is less than 0.15/1000
Seal Kits	Hallite,Parker,NOK,SKF,DICHTOMATIK,Trelleborg,Merkel,etc
Diamensional Accuracy	H7-H11
Bore Roughness	Ra 0.4-1.6mm
Coating	hard chrome
Purpose	in larger hydraulic system.  truck, marine fiele. oil drilling, large machine
OEM	Yes
MOQ	1 Piece
Certificates	ISO9001,ISO/TS16949,ABS,AQA,API,CCS,CCRI,DNV

        The hydraulic cylinder can be designed and made according to the demands of customers. We can produce with the drawing and dimension you provided.   We have nearly two decades experience in supplying custom hydraulic cylinders with provided drawings or samples, or if you could provide following specification: diameter of bore & rod stroke mounting type mouting distance closed/open centers working pressure working temperature seals kits thrust piston rod head coonection form cylinder bottom conection forms rated flow product usage other requirement      2. hydraulic cylinder products showcase     our company is one of the biggest hydraulic cylinder manufacturer in China, specialized in design, R$D and manufacturing of hydraulic machinery products etc, including 120 kinds. Now it has been the largest manufacturing base of hydraulic cylinders in Shandong province, with its annual production capacity of 200,000 sets.  
  the piston type hydraulic cylinder is used in all kinds of hydraulic system. together with hydraulic pump, change valve, and limit valve, it can realise the function of lifting pausing and falling.   constant speed and force low friction various mounting styles easy installation high quality quarantee        low price and high quality. looking forward to your cooperation             3. hydraulic cylinder workshop      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.                    4.hydraulic cylinders quality guarantee system   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. In february, 2012, the electroplating center construction was completed; in April, the base of production, education, and research of Shandong University of Science and Technology was set up in the compan; in june, it passed the attestation of China Classification Society and got into the marine equipment production     In March, 2010, it was rated as the provincial technological center; in June, new factory began to be constructed.     In December, 2009, it passed the appraisal fo the famous-brand product of Shandong Province and the new and high-tech enterprise in january,2008, it was rated as the AAA level standardization good behavior enterprise In June ,2007, it passed China coalmine safety mark certification by china coal reseaarch institute.     In April, 2006, coal mining machine cylinders were successfully developed; in July, the products were fixed as three series: self-discharge cylinder, coalmine machine cylinder, and device cylinder. In November, the products passed ISO/TS16949 international quality system certification.     In October, 2005, the device cylinder started to be exported to the Occident, the Southeast Asia.             5.certificates and glories        our company was rated as the municipal new and high tech enterprise; it passed ISO/TS16949 international quality system certification;  it passed China coalmine safety mark certification;  it was rated as the municipal technology center and the AAA level standardization good behavior enterprise; the tipper hydraulic cylinder was rated as famous brand products of shandong province and it was again rated as the new and high tech enterprise by four provincial departments;  the technology center of the company  was rated as the provincial technology center and the company became the base of production,education, and research of Shandong University of Science and Technology; it passed the attestation of China Classification Society and got into the marine equipment production.     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 equipments 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!!!   Q9:How can I contact with you ? A:Mobile phone:+86-14706338570 (Any time call available)  

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