Product Description
90 degree elbow 6000 CHINAMFG flange coupling
PART NO. | FLANGE SIZE | HOSE BORE | DIMENSIONS | |||||
DN | DASH | A | C | D | H | L | ||
87691-08-08 | 1/2″ | 12 | 08 | 41 | 31.7 | 24 | 48 | 7.75 |
87691-12-10 | 3/4″ | 16 | 10 | 56 | 41.3 | 32 | 56 | 8.76 |
87691-12-12 | 3/4″ | 20 | 12 | 66 | 41.3 | 32 | 66 | 8.76 |
87691-16-12 | 1″ | 20 | 12 | 66 | 47.6 | 38 | 69 | 9.53 |
87691-16-16 | 1″ | 25 | 16 | 78 | 47.6 | 38 | 74 | 9.53 |
87691-16-20 | 1″ | 32 | 20 | 80 | 47.6 | 38 | 74 | 9.53 |
87691-20-16 | 1.1/4″ | 25 | 16 | 78 | 54 | 44 | 78 | 10.29 |
87691-20-20 | 1.1/4″ | 32 | 20 | 91 | 54 | 44 | 89 | 10.29 |
87691-24-20 | 1.1/2″ | 32 | 20 | 91 | 63.5 | 51 | 94 | 12.57 |
87691-24-24 | 1.1/2″ | 40 | 24 | 109 | 63.5 | 51 | 108 | 12.57 |
87691-32-24 | 2″ | 40 | 24 | 109 | 79.4 | 67 | 116 | 12.57 |
87691-32-32 | 2″ | 50 | 32 | 131 | 79.4 | 67 | 136 | 12.57 |
The material are always carbon steel, stainless steel or brass, and the material can be customized.
The surface of the ferrules are smooth, zinc plating or others customized.
Features:
High functionality
Precise design
Durable
Other products:
Swaged Metric Fittings | Mertic Flat Seal Fittings |
Metric Multiseal Fittings | |
Metric 60°Cone Seal Fittings | |
Metric 74°Cone Seal Fittings | |
Metric 24°Cone O-RING Seal L..T Fittings | |
Metric 24°Cone O-RING Seal H.T.Fittings | |
Metric Standpipe Straight Fittings | |
JIS Metric 60°Cone Seal Fitting | |
Swaged British Fittings | BSP O-RING Seal Fittings |
BSP Flat Seal Fittings | |
BSP Multiseal Fittings | |
BSP 60°Cone Seal Fittings | |
BSPT Fittings | |
JIS BSP 60°Cone Seal Fittings | |
Swaged American Fittings | SAE O-RING Seal Fittings |
ORFS Flat Seal Fittings | |
NPSM 60°Cone Seal Fittings | |
JIC 74°Cone Seal Fittings | |
NPT Fittings SAE Flange L.T. Fittiings | |
SAE Flange H.T.Fittings | |
Staplelok Fittings | Banjo Double connection |
interlock Hose Fittings | |
Ferrule | FERRULE for SAE100R1AT/ EN 853 1SN HOSE |
FERRULE for SAE100R1A EN 853 1ST HOSE | |
FERRULE for SAE100R2AT/DIN20571 2SN HOSE | |
FERRULE for SAE100R2A/EN 853 2SN HOSE | |
FERRULE for SAE100R1AT-R2AT,EN853 1SN-2SN and EN 857 2SC | |
FERRULE for 4SP,4SH/10-16,R12-06-16 HOSE | |
FERRULE for 4SH,R12/32 HOSE | |
Metric Adapters | Metric Thread O-RING Face Seal Adapters |
Metric Thread Bite Type Tube Adapters | |
JIS Metric Thread 60°Cone Adapters | |
Metric Thread 74°Cone Flared Tube Adapters | |
British Adapters | BSP Thread 60°Cone Adapters |
JIS BSP Thread 60°Cone Adapters | |
BSPT Thread Adapters | |
American Adapters | ORFS Adapters JIC 74°Cone Flared Tube Adapters |
NPT Thread Adapters |
We carries a wide variety of hydraulic hose ferrule fittings in common size,used mainly for crimping hose fittings.More other type ferrule,fitting and hose please feel free to contact with us. /* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
Flange Couplings in Corrosive or Harsh Environments
Flange couplings can be used in a wide range of environments, including corrosive or harsh conditions, depending on the material and coating used in their construction. The choice of material is a critical factor in determining the suitability of a flange coupling for such environments.
Materials:
Stainless steel flange couplings are commonly used in corrosive environments due to their high resistance to rust and corrosion. Stainless steel contains chromium, which forms a protective oxide layer on the surface, preventing the underlying metal from being exposed to corrosive elements.
In particularly aggressive or chemically harsh environments, super alloys or specialty materials like Hastelloy or Inconel may be used for flange couplings, providing even higher corrosion resistance and chemical stability.
Coatings:
In addition to material selection, certain coatings can further enhance the resistance of flange couplings to corrosive environments. For example, coatings like zinc plating or epoxy coatings can add an extra layer of protection against corrosion.
Sealing and Protection:
Flange couplings used in harsh environments may also incorporate specialized sealing elements to prevent the ingress of contaminants, moisture, or corrosive substances. Proper sealing can significantly extend the service life of the coupling and the connected equipment.
Regular Maintenance:
While flange couplings designed for harsh environments are built to withstand corrosive elements, regular maintenance is essential to ensure their optimal performance. Regular inspections, cleaning, and lubrication, as well as prompt replacement of any damaged components, are vital to maintaining the integrity and functionality of the coupling.
Application Considerations:
When using flange couplings in corrosive or harsh environments, it is essential to consider the specific requirements of the application. Factors such as the type and concentration of corrosive substances, temperature variations, and mechanical loads should be carefully assessed to select the most suitable flange coupling for the given environment.
Conclusion:
Flange couplings can be engineered to withstand corrosive and harsh environments by using appropriate materials, coatings, and sealing techniques. With proper selection, installation, and maintenance, flange couplings can provide reliable and durable performance in challenging industrial settings.
Electrical Insulation in Flange Couplings
In certain applications, flange couplings may need to provide electrical insulation between shafts to prevent the flow of electrical currents and ensure safety and proper functioning. The handling of electrical insulation in flange couplings depends on the design and materials used:
1. Material Selection: Some flange couplings are manufactured using electrically insulating materials, such as certain polymers or composite materials. These materials have high resistivity and do not conduct electricity, effectively isolating one shaft from the other.
2. Sleeve or Coating: In some cases, a non-conductive sleeve or coating is added to the coupling to provide electrical insulation. This sleeve can be made from materials like rubber or other insulating compounds.
3. Insulating Inserts: Flange couplings may incorporate insulating inserts or liners between the mating surfaces to prevent electrical conduction.
4. Dielectric Grease: Dielectric grease, a non-conductive and water-resistant grease, can be used to fill any gaps between mating surfaces and enhance the electrical insulation properties of the flange coupling.
It’s crucial to ensure that the chosen flange coupling provides adequate electrical insulation for the specific application. The level of insulation required will depend on the electrical characteristics and voltages involved in the system. Additionally, proper installation and maintenance are essential to maintain the integrity of the electrical insulation over time.
Can Flange Couplings Handle Misalignment Between Shafts?
Flange couplings are designed to handle a limited amount of misalignment between shafts. However, their ability to accommodate misalignment is more limited compared to flexible couplings.
The misalignment that flange couplings can tolerate is typically in the form of angular misalignment and axial misalignment. Angular misalignment occurs when the axes of the two shafts are not perfectly aligned, causing the flanges to be at an angle to each other. Axial misalignment, on the other hand, refers to the displacement of one shaft along its axis with respect to the other shaft.
It is essential to note that excessive misalignment can lead to increased stress on the coupling and connected equipment. Flange couplings may not be suitable for applications with significant misalignment requirements.
For applications that involve substantial misalignment or require flexibility to accommodate misalignment, flexible couplings are more appropriate. Flexible couplings, such as elastomeric or jaw couplings, can handle both angular and axial misalignment more effectively than rigid flange couplings.
In summary, while flange couplings can handle some degree of misalignment, their primary strength lies in their ability to transmit high torques and withstand heavy loads in more rigidly aligned shaft arrangements. When dealing with misalignment-sensitive systems, it is best to consider flexible coupling options to ensure optimal performance and prevent premature wear on the equipment.
editor by CX 2024-05-09