Product Description

Water Pipe Plastic Compression Fittings Male Threaded Coupling for the Conveyance of Fluids at High Pressures
 

Product Description

CHINAMFG PP compression fittings line has been designed for the conveyance of fluids at high pressures, for water conveyance, for potable water distribution and applications in the thermo-hydraulic sector. This product line is accordance with the most severe international standards in terms of mechanical properties and alimentary compatibilities.

Part	Material
Body(A)	Heterophasic block polypropylene co-polymer(PP-B) of exceptional mechanical properties even at high temperature.
Blocking bush(D)	Polypropylene
Nut(B)	Polypropylene with dye master of high stability to UV rays andsolidity to heat( S grade according to standard DIN54004)
Clinching ring(C)	Polyacetal resin(POM)with high mechanical resistance And hardness
O Ring gasket(E)	Special elastomeric acrylonitrile rubber(EPDM) for alimentary use

Description	Code	SIZE	Weight (g/pc)	pcs/ carton
Female thread coupling	A1003	20*1/2	31	600
		20*3/4	32	560
		20*1	37	460
		25*1/2	47	375
		25*3/4	49	360
		25*1	53	330
		32*1/2	76	240
		32*3/4	77	220
		32*1	79	210
		32*11/4″	86	192
		40*1	109	192
		40*11/4	112	130
		40*11/2″	125	120
		50*1″	185	80
		50*11/4	193	80
		50*11/2″	200	80
		50*2″	206	80
		63*11/4	294	48
		63*11/2	304	48
		63*2	305	42
		75*2″	481	27
		75*21/2″	496	24
		75*3″	560	24
		90*21/2″	720	14
		90*3″	775	14
		90*4″	848	14
		110*3″	1254	8
		110*4″	1264	8

 

FEATURES

1. Light weight, easy to load and unload
2. Good chemicals and drugs resistance
3. Small resistance to fluidity
4. Strong mechanical strength
5. Good electrical insulation
6. Water quality unaffected
7. Simple installation

APPLICATION

1. Structure Engineering
2. Water supply system
3. for Agriculture Irrigation

 

Main Products

View more products,you can click products keywords…

PPR Pipe	PPR Fitting
PP Union Ball Valve	PP Compression Fitting
Clamp Saddle	Solenoid Valve
Sprinkler	PVC Ball Valves

Company Profile

OTHER DETAIL SERVICES FOR YOU
1.Any inquiries will be replied within 24 hours.
2.Professional manufacturer.
3.OEM is available.
4.High quality, standard designs,reasonable&competitive price,fast lead time.
5.Faster delivery: Sample will be prepared in 2-3 days.
6.Shipping: We have strong cooperation with DHL,TNT,UPS,MSK,China Shipping,etc.

FAQ

1.What is your MOQ?
Our MOQ is usually 5 CTNS for size from 20-50mm.

2.What is your delievery time?
The time of delievery is around 30-45days.

3.What is your payment terms?
We accept 30% T/T in advance,70% before shipment .or 100% L/C.

4.What is the shipping port?
We ship the goods to HangZhou or ZheJiang port.

5.What is the address of your company?
Our company is located in the HangZhou, HangZhou ZHangZhoug Province,China.You are welcomed to visit our factory.

6.How about the samples?
we could send you the samples for free, and you need to pay the courier fee.
If there are too much samples, then you also need to undertake the sample fee.

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Key Parameters in Designing a Fluid Coupling System

Designing a fluid coupling system requires careful consideration of various parameters to ensure optimal performance and efficiency. Here are the key parameters to take into account:

• Power Rating: Determine the power requirements of the connected equipment to select a fluid coupling with an appropriate power rating. Undersized couplings may lead to overheating and premature wear, while oversized couplings can result in energy losses.
• Input and Output Speeds: Consider the rotational speeds of the input and output shafts to ensure the fluid coupling can accommodate the desired speed range without slipping or exceeding its limitations.
• Torque Capacity: Calculate the maximum torque expected in the system and choose a fluid coupling with a torque capacity that exceeds this value to handle occasional overloads and prevent damage.
• Fluid Viscosity: The viscosity of the fluid inside the coupling affects its torque transmission capabilities. Select a fluid viscosity suitable for the application and operating conditions.
• Start-Up and Load Conditions: Analyze the start-up torque and load variations during operation. The fluid coupling should be capable of handling these conditions without excessive slip or stress on the drivetrain.
• Environmental Factors: Consider the ambient temperature, humidity, and potential exposure to contaminants. Ensure the fluid coupling’s materials and sealing mechanisms can withstand the environmental conditions.
• Size and Weight: Optimize the size and weight of the fluid coupling to minimize space requirements and facilitate installation and maintenance.
• Torsional Resonance: Evaluate torsional resonances in the system and select a fluid coupling with appropriate damping characteristics to mitigate vibrations.
• Overload Protection: Determine if overload protection features, such as slip or torque limiting, are necessary to safeguard the connected equipment from damage.
• Compatibility: Ensure the fluid coupling is compatible with the specific application, including the type of driven equipment, its mechanical characteristics, and any other interrelated components in the drivetrain.
• Operational Costs: Consider the long-term operational costs, maintenance requirements, and efficiency of the fluid coupling to optimize the overall lifecycle cost of the system.
• Safety Standards: Adhere to relevant safety standards and regulations in the design and installation of the fluid coupling system to ensure safe and reliable operation.

By carefully evaluating these parameters and selecting a fluid coupling that aligns with the specific requirements of the application, engineers can design a reliable and efficient fluid coupling system for various industrial and power transmission applications.

Fluid Couplings in High-Temperature Environments

Fluid couplings are versatile power transmission devices commonly used in various industrial applications. However, their suitability for high-temperature environments depends on several factors, including the design, materials, and the specific operating conditions.

Here are some key considerations regarding the use of fluid couplings in high-temperature environments:

• Fluid Type: The type of fluid used inside the coupling greatly influences its temperature capabilities. Some fluid couplings are designed to handle higher temperatures by using specially formulated high-temperature fluids that can withstand elevated heat levels without degradation.
• Materials: The materials used in the construction of the fluid coupling play a crucial role in determining its maximum temperature tolerance. High-quality materials with good heat resistance properties are required to ensure reliable performance in high-temperature conditions.
• Lubrication: Proper lubrication is essential to reduce friction and heat generation within the fluid coupling. In high-temperature environments, ensuring sufficient and appropriate lubrication is crucial to prevent excessive wear and potential damage.
• Cooling: Some fluid couplings come equipped with cooling systems, such as cooling fins or external cooling circuits, to dissipate excess heat generated during operation. These cooling mechanisms can enhance the coupling’s capacity to handle higher temperatures.
• Application Considerations: The specific application and load requirements must be taken into account. In some cases, high-temperature conditions may be intermittent or occasional, allowing the fluid coupling to cool down between cycles. However, continuous high-temperature operation may require a more robust and specialized fluid coupling.

It is important to consult with the fluid coupling manufacturer to understand the temperature limitations and performance capabilities of their products. Manufacturers can provide guidance on selecting the appropriate fluid coupling for specific high-temperature applications.

While fluid couplings can be suitable for moderate to high-temperature environments, it is essential to operate them within their specified temperature range to ensure optimal performance and longevity. Extreme temperatures beyond the coupling’s rated limits can lead to accelerated wear, reduced efficiency, and potential damage, ultimately affecting the reliability of the power transmission system.

In summary, fluid couplings can be used in high-temperature environments, provided that the coupling’s design, materials, and lubrication are suitable for the specific application and operating conditions. Regular maintenance and adherence to the manufacturer’s guidelines are essential to ensure reliable performance and durability in such environments.

Improvement of Starting Performance in Large Machines with Fluid Couplings

Fluid couplings play a crucial role in enhancing the starting performance of large machines, especially those with high inertia loads. Here’s how a fluid coupling achieves this improvement:

• Smooth Startup: When a machine equipped with a fluid coupling starts, the input shaft begins to rotate, and the impeller starts to churn the fluid inside the coupling. This action creates a hydrodynamic torque transfer between the impeller and the turbine. As the fluid circulates and builds up torque, the output shaft begins to accelerate smoothly without any sudden jolts or shocks.
• Inertia Compensation: In large machines, the rotating mass and initial resistance to motion can be significant. The fluid coupling’s ability to transmit torque gradually allows it to compensate for the inertia of the driven load. This means that even with heavy loads, the fluid coupling can slowly bring the machine up to its operating speed without subjecting the mechanical components to excessive stress.
• Overload Protection: During startup, if the machine encounters an unexpected overload or jam, the fluid coupling provides a level of protection. The fluid coupling will slip, limiting the torque transmitted to the output shaft, thus preventing damage to the machine and associated components.
• Reduction of Electrical Stress: In machines powered by electric motors, the use of a fluid coupling reduces the electrical stress during startup. As the fluid coupling gradually accelerates the load, it prevents abrupt spikes in electrical current, resulting in a smoother and controlled power draw from the electrical supply.

By offering smooth startup, inertia compensation, overload protection, and reduced electrical stress, a fluid coupling significantly improves the starting performance of large machines, ensuring their longevity, reliability, and overall operational efficiency.

editor by CX 2024-01-16