high pressure hose contacts

First, the micro- pressure hose oil Such high-pressure hose, mainly used in the coal mine hydraulic support , particularly large amount , some large mines , tens of millions a year on the amount of speaking up very frightening , there are times , I was in Inner Mongolia, in a large warehouse to see mine that many of the high-pressure hydraulic hose assemblys , looks like a hill heap. In particular, some 152 caliber , large spiral hose 204 , each root to all kind of scary to see the value of money. That fight was convinced that this market is quite large . Secondly , the performance of practical use in low farm equipment .Second, high oil and high-pressure hydraulic hose fittings Such high-pressure hose, mainly used in the construction machinery , the use of high-intensity , high- frequency. Withstand strong corrosion resistance requirements . We can see a lot of construction vehicles, particularly excavators, particularly evident , it is now everywhere, not only that, the excavator 's head is getting bigger , the job has become increasingly pursue high strength , weight, frequency trend.

Wear-resistant metal hose

Wear-resistant metal hose coal injection system in ironmaking, steelmaking refining furnace and other occasions to divert solid materials, with ordinary metal hose quickly frayed, Hua pipe production of wear-resistant stainless steel corrugated hydraulic hose fitting using advanced technology from developed through practice has proved that the body in the high-speed flow of particles tube wear, long service life.Wear-resistant metal hose pipe multi-layer composite structure, followed by heat from outside to inside layer of asbestos cloth, wire mesh layer, a metal layer and a trapezoidal cross-section bellows wound metal hose layer. Its layers welded ends and pinch together the way a combination betweenhydraulic adapter body with quick connector. The metal hose because of better solve local burning surface and the inner tube wear two major issues affecting the life of the metal hose, compared with the existing similar metal hose, product life greatly improved, relative production costs significantly reduced iron plant is particularly suitable for use in pulverized coal injection technology applications.

Such maintenance let faucets look like new

Such maintenance let faucets look like new Buy a favorite bathroom faucet after proper use and maintenance, many users feel headaches and nerve-racking thing. In fact , as long as the installation , use and maintenance of the correct well, the actual life of the faucet can continue for a long time , and can be kept bright as new. 1, to invite experienced and qualified professionals in the construction and installation .Hydraulic hose fittings When installed, the tap should try not to bump with a hard object , not to cement , glue residue on the surface, so as not to damage the surface gloss coating . Note that after clearing the debris inside the pipe installed taps. Case 2 , the pressure of not less than 0.02mpa ( ie 0.2kgf/cm2) , and after a period of time , if found to reduce the amount of water , or even turn off the water heater phenomenon at the head of the outlet may gently unscrew the screen cover, remove impurities , generally can be restored as ever . 3 , do not overexert water tap , gently turn to homeopathy . Even the traditional taps, nor do they need a lot of strength to twist the dead . Especially not to handle or use as a handrail to support . 4 , shower bathtub faucet metalHydraulic adaptersshould be kept natural stretch state , do not leave it coiled when not on the faucet . Also, when using or not , pay attention to the body 's joints do not form a hose and dead , in order to avoid broken or damaged hose.

high pressure hose contacts

First, the micro- pressure hose oil .Such high-pressure hose, mainly used in the coal mine hydraulic hose assemblys support , particularly large amount , some large mines , tens of millions a year on the amount of speaking up very frightening , there are times , I was in Inner Mongolia, in a large warehouse to see mine that many of the high-pressure hose , looks like a hill heap. In particular, some 152 caliber , large spiral hose 204 , each root to all kind of scary to see the value of money. That fight was  hydraulic flanges convinced that this market is quite large . Secondly , the performance of practical use in low farm equipment .Second, high oil and high-pressure hoseSuch high-pressure hose, mainly used in the construction machinery , the use of high-intensity , high- frequency. Withstand strong corrosion resistance requirements . We can see a lot of construction vehicles, particularly excavators, particularly evident , it is now everywhere, not only that, the excavator 's head is getting bigger , the job has become increasingly pursue high strength , weight, frequency trend.

Dust- proof plastic coated metal hose shielding characteristics

Dust- proof plastic coated metal hose shielding a light weight, good flexibility , and accessories connected strength, electrical properties and oil , splash water , etc., are widely used in electric power , chemical industry, metallurgy , light industry, machinery and otherhydraulic tube fittings industries , hose plastic bag sizes from 6mm to 200mm, color is black , or gray , special specifications , colors can be customized , and also has the following outstanding features .Dust- proof plastic coated metal hose good shieldingIn the iron and steel , coal , petroleum, chemical industry and other places some wiring , poor environment, there is a lot of dust or explosive gases may be present . In order to make electrical wiring
Get reliable protection , the company developed the increased safety flexible metal wire protection tube , in order to meet these special occasions,explosion-proof electrical ,hydraulic fittings instrumentation and other equipmentElectrical wiring protection needs.Corrosion-resistant plastic coated metal hose fire retardant insulationFlexible metallic conduit ( plica tube ) hot-dip galvanized steel, good corrosion resistance , including plastic casing acid, alkali , salt and chemicals better performance . Tube
Electrical insulating paper lined with insulation. Metal casing and flame tube fire indicators have reached the national standard. Halogen tube even with fire , it does not produce soPeople choking toxic fumes. Compared with steel pipe , casing fire delay protection function is more outstanding, can greatly reduce the losses caused by fire ,

Carbon steel flange forging the blank is in excellent shape deformation conditions

Carbon steel flange forging the blank is in excellent shape deformation conditions , take good quality forgings ; safe and convenient operation ; former consumes less ; production efficiency. Choose carbon steel flange forging step is based on the technology of carbon steel flange cover features ; equipment conditions and production conditions ; production volume as well as technical and operational workers operating habits. hydraulic tube fittingsIn considering the forging step , often involves the following questions without precedent for the purpose of forging forgings approximate reference ; without use less possibility of forging step to complete , such as forging steel flanges cover without rolling direct final forging , without stretching dough with rolling extension , etc. ; pair have both pros and cons of working steps how to choose , whether it is necessary to use the pre- forging ; how to reduce scrap losses , to try to reduce the use of materials clamping head or completely without clamp top ; able to reduce waste in the manufacturing process of the turn around times billet so easy to operate ; possibility of introducing hydraulic hose fittinga U-turn forged , multi- piece forging, forging together to improve the molding conditions, and improve the production of carbon steel flange cover efficiency, reduce scrap losses ; forgings for complex shapes or other reasons, the possibility of a joint forging process ; after doing the analysis and comparison of hammer forging process to give up and instead use other processes may be more reasonable . Select forging step problem is complex and flexible problem forgings based on the characteristics of the process described in general forging step , select the law and should pay attention to.

Hydraulic hose assembly is a performance by the excellent weather-resistant synthetic rubber, rubber tubes facilitated

Hydraulic hose assembly is a performance by the excellent weather-resistant synthetic rubber, rubber tubes facilitatedhydraulic tube fittings assembly is a performance by the excellent weather-resistant synthetic rubber, rubber tubes led , except that it is composed of more than one layer of synthetic rubber composition , precisely because it is composed of more than one layer of the model, so whether it is from seal degree or extent from the insurance protection has greatly ! It works very simply is through the fluid pressure will want to transport something through this pipeline to the need to transport the place to go , which itself has excellent characteristics can guarantee petrol, water and some other liquid medium can be safe, fast and convenient transportation to the destination ! Even more unusual is that it can be smoothly through such works achieve the transport of liquid transfer process of energy transfer ! It is because of this as a common hydraulic system , hydraulic adapter always taught so much pressure liquid transportation companies successfully achieve their transport purposes ! But attention is sure to use the specified environment to use it , that no matter the temperature or various other features should pay attention to satisfy , the only way to maximize its service life , reducing companies, enterprises , factories such as the use of units of the cost !

Hose ( hose ) assembly is a hydraulic system used in an auxiliary device

Hose ( hose ) assembly is a hydraulic system used in an auxiliary device . It is composed of high-pressure steel wire braided or spiral hydraulic adapter and steel fittings made ​​by the withholding of special equipment used to connect various types of hydraulic components, hydraulic systems , mainly used in the operating temperature -40 ℃ to +100 ℃ conditions, the hydraulic power transmission or conveying water, gas, oil pressure medium , in order to ensure that the liquid circulation and transmission fluid energy . Characteristics and uses hydraulic hose fittingassembly is normally provided by the liquid-resistant synthetic rubber inner layer , middle layer , Ⅰ to Ⅵ layer wire braid reinforcement , and excellent weather-resistant synthetic rubber cover . Mainly used in hydraulic support mine , oil field exploitation, suitable for construction, lifting transport, metallurgy , forging, mining equipment, ships , injection molding machinery , agricultural machinery, machine tools and various industrial sectors mechanization and automation of hydraulic transmission system has a certain pressure and temperature based ( such as mineral oil , soluble oil , hydraulic oil , fuel oil, lubricating oil ) liquid , water-based liquids ( such as emulsion , oil-water emulsion, water ) , gas and liquid transmission and other fields.

Pressure flange forging process, the main purpose is to obtain size

Pressure flange forging process, the main purpose is to gain size , shape drawing in full compliance with the requirements of a qualified wrought products . Hydraulic flanges forming two basic conditions, one during the deformation process can withstand the hydraulic flange round the amount of deformation required to not destroy the external structure , and second power condition that part of the equipment through a die to apply sufficient and the particular distribution of the force . Through hydraulic ferrulethe efforts of manufacturing conditions , optimizing the production process , the production of qualified workers forging wrought products is an important task . Hydraulic forging process selection is flexible flange , the flange forming a hydraulic step , the same kind of forged parts can be produced hydraulic tube fittingby different devices or different production method to complete. For example if the link on forging hammer smithy , the rough material in the same mold chamber to complete pre-forging , the final forging , stretching , rolling . Should the pressure of hydraulic forging machine , you need to use the pre- rolled forging blank . If you are using forming roll forging methods to produce , you can then add a precision roll forging shaping step and get qualified hydraulic flanges. Another example is the multi-station cold forging step shaft , forged for the same product can have different processing techniques , the use of different hydraulic flange blank , the corresponding intermediate steps are not the same , and some contain forward extrusion , some with side squeeze . The deformation stress required size is different , the service life of the mold is also a great difference .

Hydraulic fittings described hydraulic system

Pressure pipe fittings hydraulic system due to its simple structure, flexible layout , good self-lubricating components , easy , and combined with other transmission methods . Therefore, at present most of the equipment in all types of enterprises on a wide range of applications , all electrolytic tending my factory , casting machines and tipping hybrid furnace and other key equipment are used the hydraulic system . The hydraulic system of hydraulic pipe fittings are generally closed loop piping system, hydraulic system failure is difficult to locate hidden main disadvantages of Hydraulic pipe fittings drive . Equipment failure of hydraulic hose fitting system as soon as possible once the cause of the fault and immediately removed to reduce parking due to equipment caused economic losses. Engineering and technical personnel required by virtue of their professional and technical skills, basic knowledge of hydraulic fittings transmission , hydraulic fittings components and the basic principles of structural failure analysis circuit knowledge

Metal hose enterprises are facing pressure on energy saving is still heavy

Metal hose enterprises are facing pressure on energy saving is still heavy , product unit energy consumption and resource utilization compared with the international advanced level there are still gaps . Meanwhile, the company's cost remains high . China's metal hose enterprise development, enterprise scale is uneven, the overall competitiveness of the industry needs to be strengthened . The face of the financial crisis triggered by the economic downturn, the timely introduction of the implementation Hydraulic tube fittings national expansion of domestic demand growth, improve the export tax rebate rate and a series of favorable policies and measures , effectively pulling the domestic market, metal hose enterprises to reduce losses generated rebound positive effects play an important role. Ceramic industry for the better stabilization of the overall situation , but the pressures and challenges still . In fact , due to various reasons, our metal hose industry in the development process accumulated in some deep-seated contradictions and problems, not only surfaced , but exposes future development focus and difficulty lies. Requires us to stand on the height of a global perspective , a good grasp of the economic development cycle , analyze the national macro- policy direction for the metal hose industry market conditions to analyze specific issues , understand the situation, seize opportunities, reasonable forecast future trend of metal hose industry and formulate correct development planning, timely adjust their development strategies , and actively explore new markets, the crisis in an invincible position in the development of a higher level.

Reinforced metal hose production process

Reinforced metal hose: hose housing and disposed therein end portions of the rubber tube is placed between the fastening with three metal sleeve, and the inner flange and the cap casing the outer layer and the intermediate metal valgus sleeve edge clamped together. Connections are secure, using the process will not fall off the hose casing and production installation convenient and simple. Hose casing and placed in one of Hydraulic tube fittings tube, rubber tube ends and the ends of the socket with union nut connection gap with metal cap sleeves, middle and outer metal sleeve placed between the metal sleeve. Metal bellows, welded bellows end of the band tapered pipe thread fittings, characterized in that the bellows other end a and its connected as one of the light pipe, the light pipe sleeve with nuts, inside a the light tube is connected to the one of the convex ring, which has a convex outer ring gasket. Using a local one structure, only the use of a weld, the weld to reduce its impact, reducing the chance of leakage of gas, to improve the safety of use.

Stainless steel plastic coated metal hose

Stainless steel plastic coated metal hose has good flexibility, corrosion resistance, high temperature resistance, abrasion resistance, tensile strength, water resistance and provides some electromagnetic shielding performance.
Stainless steel plastic coated metal hose can be freely bent into a variety of angles and radii of curvature in all Hydraulic hose fittings have the same softness and durability; sections side buckle with a certain tensile strength, soft plastic bag to prevent cause damage to the internal pipe laying hose lines exposed.
Stainless steel plastic coated metal hose, light weight, good flexibility and strength of the connection with accessories, electrical properties and oil resistance, flame retardant, splash water, etc., are widely used in electric power, chemical industry, metallurgy, light industry, machinery and other industries.

Corrosion-resistant stainless steel hose excellent main function

Metals and oxygen in the reaction atmosphere in the surface oxide film. In plain carbon steel iron oxide formed on inheritance oxidation, rust continues to expand, the ultimate formation of holes. You can use paint or oxidation-resistant metal (eg, zinc, nickel and chromium) plating to ensure the steel surface, but, as people know, this protection is only a film. If the protective layer is damaged, the following steel began to rust. Corrosion resistance of stainless steel hose depends Hydraulic tube fittings content, if the amount of chromium added to 10.5%, the steel is resistant to atmospheric corrosion performance increased significantly, but higher chromium content, while still being progressive erosion resistance, but not significant. The reason is of steel with a chromium alloying treatment, the change in the type of surface oxide became similar to pure chromium metal oxide formed on the surface. This tight adhesion of chromium-rich oxide protective surface to prevent further oxidation. This thin oxide layer, through which you can see the surface of the natural luster of stainless steel, the stainless steel has a unique surface. Moreover, if the surface is damaged, the exposed surface of the steel, and self-repair reaction atmosphere, re-formation of this "passive film" Inheritance protective effect. Therefore, all of the stainless steel tube used have a common characteristic, that chromium content of 10.5% or more.

Metal hose reel machine nonmetal parts cleaning method

Metal hose reel machine nonmetal parts cleaning method - in metal hose machine with metal parts, there are also non-metallic parts, metal hose machine maintenance, it is necessary for some spare parts for cleaning. Clean metal parts, generally diesel, petrol or cleaning agents. However, in cleaning metallic parts, can not be used diesel oil, gasoline and the like for cleaning it. Otherwise, it will make some non-metallic parts deformation, deterioration or failure. Therefore, the non-metallic parts should be based on different materials, use of Hydraulic hose fittings cleaning fluid.1, is to clean friction plate, such as the clutch friction plate, brake linings, etc., can only use petrol to clean.2, which is made ​​of rubber parts cleaning, such as rubber sheet, aprons, etc., should be cleaned with alcohol or brake fluid.3, is to clean paper parts, can not be washed with water in the diesel fuel to clean.4, is made ​​of parts cleaning foam should use detergent or soap and water.5, is to clean leather accessories, such as drive belts, etc., they can be washed or wiped clean with a cloth

How to choose metal hose connector Adhesives

Metal hose fittings selecting the basic principles of adhesives - Adhesives with special features and practical value in the metal hose connector is widely used . The world for different purposes than ten thousand kinds of adhesive above , the choice of adhesive , to be based on the following four indicators . ( 1 ) anti-media functionsAir, water, oil , acid, etc. referred to a qualitative , most preferably adhesive resistant to air dielectric function , is bonded to the adhesive member in the air the highest intensity . In the different types of gas or injection of the adhesive force of dissolution medium is quite different , and even then angle during operation of a prime mainly air , water, oil , and acids . Use adhesive should be selected using the media -resistant plastic . 2) The adhesive strength of the adhesive face of each 1cm2 , the normally gentle air medium is called Hydraulic tube fittings strength , in MPa . And the adhesive strength of tensile strength, shear strength, torsional shear strength and peel strength lengths , respectively mean adhesion member in a different direction of the force of the breaking strength . Select adhesives, should be based on the position of mechanical parts and force intelligence misinterpreted selection with suitable strength adhesive . ( 3 ) Temperature function refers to fully cured layer can withstand temperature range, such as a temperature -60oC-120oC, that is, the stick and is available in the range of -60oC to 120oC combined , exceed this limit , the adhesive force decreased significantly. Construction machinery cooled engine , the body temperature up to 130oC. Hydraulic oil up to 120oC, the selected bonding adhesive must be in this type of adhesive can withstand the temperature range. ( 4 ) curing time Curing time can be divided into the beginning of solid ( or called fixed ) time and Full cure time . It refers to the adhesive bonding at room temperature into a solid gel hereinafter gummy house at the time . Fixture is exposed adhesive layer is not due to weight loss pieces time required ; whole solid layer is fully cured , and the highest strength and resistance to media stick Sharp function best time . Fixture time adhesives can be divided by cyanoacrylate ( or Quick Adhesive ) and slow Adhesive two kinds . Cyanoacrylate Fixture time only a few seconds or tens of seconds . For more on the slow Adhesive shorten the curing time , the available heat blowing heated oven baking and other measures , but the heating temperature and time should be different types of plastic may be. Choose instant dry or slow adhesive kind , according to the different circumstances of the adhesive pieces and work needs. In general, the slow adhesive bond strength and superior anti-media performance cyanoacrylate .
The above points are selected adhesive metal hose connector fundamental principles , and only choose exactly adhesives in order to achieve the desired results, the use of metal hose restore function .

DPJ externally threaded metal hose connector termination structure and characteristics

DPJ externally threaded metal hose connector termination structure and characteristics:* DPJ external thread termination metal hose connector is JB/GQ0552-83 D95-5 metal connectors of extension products;
* MetalHydraulic hose fittings made ​​of zinc alloy die-casting, zinc plated, brushed, or chrome; compact, non-porous, high strength. Reliable connection with metal hose, aesthetic appearance;
* This termination type metal connector is used to connect the metal hose on the straight line connecting the cabinet member;
* Adapter Metal Hose: JS type, JSH type, JSB type, JSHG type;
* Recommended use imperial or metric threaded metal hose connector metal joints;
* Can be customized non-standard metal hose joints and special metal joints.

Country analysis of metal hose industry cluster advantages

Industrial clusters as a form of industrial organization, both to avoid the "integration" and caused a large group management and agency costs too high, but also avoid the long-distance exchange transaction costs and lead to the problem of high cost of logistics . 1, is conducive to the depth of the division of labor among enterprises, but also beneficial to the depth of the division of labor and the spirit, helping improve efficiency, is conducive to technological innovation. In this industrial cluster metal hose Hydraulic pipe fittings  models are generally "core competencies plus outsourcing." That each firm will be fully funded entirely concentrate to do their most advantageous that point, this point made ​​the country's most expensive, best, and even the world's most expensive, best. This is mostly the company's core capabilities. Other work, including other parts of the production, product design, sales and other related businesses, are outsourced to other specialized companies to complete. In this way, each product is a summary of a number of core competence.
1, industrial clusters help to save the cost of trading two industrial clusters favorable industry and professional market mutual promotion three industrial clusters easier to stimulate the sense of competition 4, favorable investment five industry clusters, industry clusters favorable treatment "credit deficit disorder 6, industrial creation of regional clusters favorable brand

Plastic coated metal hose and application overview

Plastic coated metal hose Major parts of the austenitic stainless steel, thus ensuring a plastic coated metal hose excellent heat resistance and corrosion resistance, plastic coated metal hose operating temperature range greatly, as -196-600 ℃, in actual use, according to corrosive media channels to select the appropriate grade of stainless steel, plastic coated metal hose to ensure corrosion resistance. Annular Hydraulic hose fittings coated metal hose was closed annular tubular housing by the ring between waves and wave ripples in series. Annular plastic coated metal hose made seamless pipe or welded pipe forming process. Constrained by the processing methods, compared with spiral corrugated pipe, its single-tube length is usually shorter. Plastic coated metal hose is made of very thin-walled stainless steel seamless or welded congregation plastic coated metal hose through high-precision plastic processing forming. As plastic coated metal tube determines the elastic properties of the silhouette hose has good flexibility and fatigue resistance, making it very easy to absorb deformation of the cyclic loading a variety of sports, particularly in the piping system has the ability to compensate for a large amount of displacement .

Metal hose material characteristics

Metal hose connectors at both ends: Connector includes threaded connection, flange connection, quick connector, metal hose three main functions: to reduce the stress of the pipe installation, compensating pipe nominal position to absorb the vibration of piping system.Stainless steel Hydraulic pipe fittings  mesh cover is a metal braided hoses installed in the pressure line of the main pressure parts, while the protective effect of the metal hose, the pressure in the pipe size and locations, you can select one or more layers of stainless steel wire or steel band performed according to certain parameters is woven to form a high pressure metal hose, I produced the metal braided hose pressure range usually ask PN0.6-32.0MPa, up to 42.0MPa. Stainless steel mesh nets are set with steel nets two types.