Characteristics of the metal flexible joints

Corrosion resistance: 1 main metal soft joint with 304 or 316L stainless steel molding,made of stainless steel or carbon steel joints at both ends of the joint, has good corrosion resistance. Ensure that the sealing. 2 the appearance of the United States:metal soft joint appearance Cheng Liang, permanent bright as new. 3 high voltage:considering many practical work pressure, metal soft joint use of the environment and the use of state, all of the parameters are the result of a careful calculation and experiment, to ensure that the pressure in work safety. The 4 shock proof, dislocation: stainless steel corrugated hydraulic hose and fittings has good flexibility and compensation displacementcharacteristics. The 5 construction is good: metal soft joint for the thin wall metric hydraulic hose fittings, our company mainly engaged in stainless steel metal hose, the overall weight, greatly reduces the load of construction operation and construction time. 6: fittingsmanufacturing many kinds of existing metal soft joint diameter range: DN8-DN4000,other customized according to customer requirements.

JR-2 type rectangular metal hose joint rule selection

The selection of JR-2 type rectangular metal metric hydraulic hose fittings joint right is a very important project, good metal hydraulic hose couplings and joint not only can make you very worry, effort, but also more money.
Introduces the following selection of JR-2 type rectangular metal hose several criteria.
1, liquid type and temperature, according to the different liquid choose liquid species, temperature and body material metal hose.
2, the pressure of the liquid metal soft joint selection of key, so in for different pressure of the liquid must choose strong pressure resistance of the joint.
3 determine the installation size and shape after ordering products.
The different structure of 4 JR-2 type rectangular metal hose, used in different environment, combined with the environment temperature, humidity, and dust, to select the joint type, material of body and the sealing material etc..
Construction of 5 valve has two kinds, one kind is the automatic switch valve, is a one-way switch type, so in the choice according to the valve structure selection of different joint.

Domestic hardware tools to accelerate the pace of industrial upgrading

2013 Hardware Tools exports continued to rise in the form of the annual session of China International Hardware Show (CIHS) is currently the largest and most influential metal show, co-hosted by the China National Hardware Association and will on 16 September 2009 to 18 May, the exhibition hall at the Shanghai New International Expo Center, there is a special architectural hardware shop. In addition to window and door hardware, architectural hardware products include: faucets, shower, toilet accessories, toilet accessories, valves,hose fittings and other plumbing hardware; modular metal ceiling lights, active partition, decorative metal decorative panels Hardware Show; various types of power granted top fasteners and metal wire, nails, screws, etc.
Metal products industry in China's foreign trade for the general trade. January 2013 to March, the general trade import and export trade volume increased 12.52%, accounting for 73.34% of the total import and export industry, which, in general trade exports year-on-year increase of 15.25 percent, compared with a year earlier than last year dropped 3.16 percentage points over the same period, general trade imports grew 2.39%, down 6.35 percentage points year over last year.

Since 2008, the expansion of domestic demand and the introduction of policies to accelerate the new rural construction, implementation of major projects, such as post-earthquake reconstruction in ... all of which are architectural hardware market opened up a huge gap in domestic demand, and our pace of building hardware product upgrades accelerated. Exhibitors exhibitors this year, the emergence of a large number of outstanding architectural hardware business on the international market competitiveness. This is not only due to supplement the domestic market foreign trade gap also shows that consumption habits and consumption levels of Chinese consumers have a significant change.

January to March 2013, metal products sub-sectors in accordance with the total import and export Sort order: architectural hardware, tools, hardware, hardware, locks, cooking utensils and other gas appliances, shower room, stainless steel products, the size of the kitchen equipment, zipper and hoods. Among them, three architectural hardware, tools, hardware and household hardware industry in the first half of the cumulative proportion of the industry's total imports and exports were 42.99%, 17.51%, 12.62% compared to a slight decrease in the same period last year, the same architectural hardware, Tools hardware industry, metal increased slightly, but the influence and quality of domestic brands of hardware tools still need to be improved.

Hydraulic hose fitting are modern industrial piping in a high-quality flexible pipeline

Bellows hydraulic hose fitting is extremely thin-walled seamless or welded stainless steel pipe after all machining precision plastic molding. Since the elastic properties of the corrugated pipe determines the contour of the hose has good flexibility and fatigue resistance, it is easy to absorb the deformation of the movement cycle of the load, in particular the ability to compensate for the large amount of displacement in the pipeline system. It mainly consists of bellows, nets and connector components. Its inner tube is a thin spiral or circular stainless steel bellows, bellows outer nets, are made of stainless steel wire or woven according to certain parameters. Both ends of the hose connector or flange or flange joints with the metric hydraulic hose fittings mating pipe. Bellows hose is extremely thin-walled seamless or welded stainless steel pipe after all machining precision plastic molding. Since the elastic properties of the corrugated pipe determines the contour of the hose has good flexibility and fatigue resistance, it is easy to absorb the deformation of the movement cycle of the load, in particular the ability to compensate for the large amount of displacement in the pipeline system. Hydraulic hose fitting made of zinc alloy die-casting, surface galvanized, matte or chrome; compact, non-porous, high strength. Metal hose connection hydraulic hose fitting , aesthetically pleasing; termination stainless steel hose fittings using standard stainless steel casting, stainless steel hose connector termination compact, non-porous, high strength, and stainless steel hose connected to a reliable, looks nice.Hydraulic hose fitting is a modern industrial piping in a high-quality flexible pipeline. It mainly consists of bellows, nets and connector components. Its inner tube is a thin spiral or circular stainless steel bellows, bellows outer nets, are made of stainless steel wire or woven according to certain parameters. Hydraulic hose fitting are modern industrial piping in a high-quality flexible pipeline. Its inner tube is a thin spiral or circular stainless steel bellows, bellows outer nets, are made of stainless steel wire or woven according to certain parameters. Both ends of the hose connector or flange or flange joints with the customer mating pipe.

Metal hose connector

Flexible metal hydraulic hose fitting is flexible pipe for high quality in the modern industrial piping. It is mainly composed of a corrugated pipe, net sleeve and joint. It is the inner tube of thin wall stainless steel corrugated with spiral or annular pipe network of bellows, the outer layer, is composed of a stainless steel wire or strip according to the parameters of weaving a certain. Ends of the hydraulic hose couplings joint or flange is with a customer pipeline joint or flange matching. Hose corrugated pipe is made of seamless or welded stainless steel tubes of very thin wall all through high precision plastic forming. Due to the elastic properties of corrugated pipe profile determines the hose has good flexibility and fatigue resistance, making it very easy to absorb all kinds of motion and deformation of cyclic loading, especially has the ability to compensate for large displacement in pipeline system. Medium visualization (Jiekes), process automation.

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.

Metal hose connector model design generally have the following requirements.

Metal hose connector model design generally have the following requirements.First, the establishment of three-dimensional model of a metal hydraulic hoses connector model in order to reduce the time , to avoid excessive model features , increase computer speed, try to reduce the number of unnecessary features. Then you need the joint coordinate system is established at entrance side , because the pipeline design layout when needed , there is a reference point for the introduction , to ensure the access pipe joint sections are straight . If you do not build this pipeline design coordinates gave the inconvenience . The establishment of hydraulic flanges coordinate system when the entrance end of the principles should be followed : z -axis direction determines the direction of the wiring . The outlet end of the tube fitting , z-axis direction always points to the outside of the pipe joint and pipeline were to enter or exit parallel to the z-axis of the pipe joint . Inlet end of the coordinate system is subject to the actual installation and joints in line, in order to facilitate assembly designers , designers make use of the assembly coordinate system installed , when you need to turn a certain angle when you can take a normal installation. Note also hide some unnecessary features like reference plane , and the coordinate axes and the like; establish a reference point , and requirements placed on the axis point to the exit end face taken from the unified Outer tube fitting 1 times .

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.

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.

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

Flared fittings uses and structural characteristics

Flared fittings uses and structural characteristicsFirst, use: flared fittings are suitable for nominal pressure of not more than 32MPa types of steel, brass on a fast-track connector. Widely used in oil refining, chemical, light industry, textile, defense, metallurgy, aerospace, automotive, medical, machinery, shipbuilding, gas and CNG filling stations and other industries. Second, the structural characteristics: hydraulic tube fittings points A and B two structural forms, A-type maximum pressure rating of PN32 suitable for the occasion. A type hydraulic hose assemblys from the joint body, sleeves and jacket nut composition, coat the outer cone nut clamping pipe and forcing cone piping cone close to the connector body and acts as a seal. Protective casing on the pipe and the guide. B-type fitting nut from the fitting body and the jacket structure, clamping nut jacket pipe outside the cone, the forcing cone piping cone close fitting body and acts as a seal.hydraulic flange have a solid connection, high pressure, tightness and good repeatability, installation, maintenance, etc..

Flared fittings pre-installed

Pre-installed , you should try to keep the tube and the coaxial connector body , if the pipe deflection is too large will cause seal failure.
    Preloaded force should not be too large. Should make the inner edge ferrule tube wall just embedding , card sets there should be no significant deformation . During pipeline connection, then the provisions of the tightening force assembled . φ6-10mm ferrule tightening force of 64-115N, φ16mmr 259N, φ18mm for 450N. If the pre- deformed when the card holder will lose the seal.
2 , prohibits adding sealant filler. It was sealed in order to achieve better results, apply sealant put on the card , the results sealant being washed into the hydraulic system , causing the hydraulic components orifice blockage failures. 3, the connecting pipe should be sufficient deformation of the tube margin , to prevent the tube subjected to tensile stresses. 4, the connecting pipe should be avoided when it suffered lateral force , lateral force caused Mifengbuyan over the General Assembly . 5, the connecting pipe should be a good one tight , to avoid multiple disassemble , otherwise it will seal performance deteriorated. Hydraulic pipe fittings structural features hydraulic fittings points A and B two structural forms , A-type maximum pressure rating of PN32 suitable for the occasion . A hydraulic hose assemblys from the joint body , sleeves and jacket nut composition, coat the outer cone nut clamping pipe and forcing cone piping cone close to the connector body and acts as a seal . Protective casing on the pipe and the guide. B-type fitting nut from the fitting body and the jacket structure, clamping nut jacket pipe outside the cone , the forcing cone piping cone close fitting body and acts as a seal . Flared fittings have a solid connection , high pressure, tightness and good repeatability, installation , maintenance, etc. .