Product Description

Product Description

1nuo /YINUO Pipe Fittings Standard Grooved Pipe Fittings grooved coupling

production process

A rough castings of grooved fittings will be processed and produced by electric-furnice smelting,on-line monitoring and control and automatic molding methods.

Product Parameters

1. High Pressure Coupling Specification:

Size Pipe O.D Working Pressure Bolt Size
mm/in PSI/MPa No.-Size mm
25
1
33.7
1.327
750
5.17
2-M10*45
32
42.4
1.669
750
5.17
2-M10*45
40
1 1/2
48.3
1.900
750
5.17
2-M10*45
50
2
60.3
2.375
750
5.17
2-M10*55
65
2 1/2
73
2.875
750
5.17
2-M10*55
65
3OD
76.1
3.000
300
2.07
2-M10*55
80
3
88.9
3.500
750
5.17
2-M10*60
100
4
114.3
4.500
750
5.17
2-M10*65
125
5.5OD
139.7
5.500
750
5.17
2-M10*75
150
6 OD
165.1
6.500
750
5.17
2-M10*75
150
6
168.3
6.625
750
5.17
2-M10*75
200
8
219.1
8.625
750
5.17
2-M10*100
250
10
273.0
10.748
750
5.17
2-M10*130
300
12
323.9
12.752
750
5.17
2-M10*130
 

Product Details

 

Material Ductile Iron-ASTM A536
Thread Standard BSPT/ BSPP/ NPT
Bolt and Nut Cold Heading Steel- Gold color
Pressure 750 CHINAMFG – 5.17Mpa
Finish Epoxy/ Painted / Galvanized
Color Ral 3000 Red / Orange/ Blue/ White
Brand 1NUO
Package Cartons with Pallet / Wooden Case
Delivery Time 20-40 days as per ever order
Capacity Four Automatic Vertical Production Lines
Application 1. fire fighting& fire sprinkler system for commercial and civil fire protection construction, such as water supplying, gas supplying, air-conditioning etc.
2. Industrial pipeline system in shipping, mine, oil field, cement, mine piping , chemical plant etc.
3. Ordinary piping delivery in sewage treatment, Subway station, airport etc.

Gasket:

Gasket Material Temperature Range Recommendations
E EPDM -34ºC~ +110ºC Recommended for hot water, dilute acid, oil-free gas
and other chemicals(except for hydrocarbon ) within the specified temperature range. Not recommended for petroleum and hydrocarbon.
D NBR -29ºC~ +82ºC Recommended for petroleum products, gas with oil vapors, mineral oil and vegetable oil. Not recommended for high temperature materials.
S Silicon Rubber -40ºC~ +177ºC Recommended for high temperature and dry air, and some high temperature chemicals.

Certifications

FM Approved&UL Listed&CE Certificate

Packaging & Shipping

To better ensure the safety of your goods, professional, environmentally friendly, convenient and efficient packaging services will be provided.
 

Company Profile

HangZhou CHINAMFG has strong technical strength and possesses the world’s first-class equipment and technology, as well as perfect testing methods. All rough castings of grooved fittings will be processed and produced by electric-furnace smelting, on-line monitoring and control and automatic molding methods. Now our facilities include 11 medium frequency furnace, 4 advanced vertical parting molding lines and 3 painting lines. Every customer’s requirements can be satisfied by customized services.

Yinuo’s ductile iron grooved fittings have successively passed the China national type test, ISO 9001 and FM&UL approvals etc. Our products are underwritten by China Ping An Insurance(Group) Co.,Ltd. The grooved pipe fittings are widely used in fire fighting, air-conditioning, water supply, sewage, cement, low-pressure steaming, mine piping and ordinary piping delivery.

ø Corporate Vision: Where there is pipes, there is YINUO.
ø Corporate Mission: Connecting pipeline around the world, benefiting homes in every building.
ø Competitive Strategy: To supply market with perfect products, to win customers with excellent service.
ø Core Value: Pragmatic honesty, quality first, continuous innovation and CHINAMFG cooperation.
ø Quality Value: We survive with quality and develop by technology.
 

Range of products

Rigid coupling, Flexible coupling, 90° Elbow, 45° Elbow, 22.5° Elbow, 11.25° Elbow, Tee, Reducing Tee(Grooved/Threaded), Cross, Reducing Cross(Grooved/Threaded), Mechnical Tee(Grooved/Threaded), Mechnical Cross(Grooved/Threaded), U-bolted Mechnical Tee, Reducer(Grooved/Threaded), Grooved Eccentric Reducer, Grooved Split Flange, Grooved Adaptor Flange, Cap.
Application: As 1 of the most popular fittings in fire fighting systems, the grooved pipe fittings are widely used in fire fighting, air-conditioning, water supply, sewage, cement, oil&gas pipeline, mine piping and ordinary piping delivery. CHINAMFG is spreading all over the world and winning the appreciations from users at home and abroad.

FAQ

Q1. Are you manufactrer?
A: Yes, we are manufacturing&trading combo.

Q2. What are your terms of delivery?
A: EXW, FOB, CFR, CIF.

Q3. What is your delivery time?
A: The time of delivery is around 15-20 days, depending on order quantity.

Q4: Can you provide us with some samples for testing?
A: Of course, we can offer you samples. The sample is free, you only need to bear the freight.

Q5. What is your payment terms?
A: We accept 30% T/T in advance, 70% in the period of shipment or L/C at sight.

Q6. Could you specially design and produce for clients?
A: Sure, we have all kinds of professional engineers.We can design and produce special products according to customers’ request. Such as: special size, special control, OEM, etc.

 

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rigid coupling

Can Rigid Couplings Be Used in Both Horizontal and Vertical Shaft Arrangements?

Yes, rigid couplings can be used in both horizontal and vertical shaft arrangements. Rigid couplings are designed to provide a solid, non-flexible connection between two shafts, making them suitable for various types of shaft orientations.

Horizontal Shaft Arrangements: In horizontal shaft arrangements, the two shafts are positioned parallel to the ground or at a slight incline. Rigid couplings are commonly used in horizontal setups as they efficiently transmit torque and maintain precise alignment between the shafts. The horizontal orientation allows gravity to aid in keeping the coupling elements securely in place.

Vertical Shaft Arrangements: In vertical shaft arrangements, the two shafts are positioned vertically, with one shaft above the other. This type of setup is often found in applications such as pumps, compressors, and some gearboxes. Rigid couplings can also be used in vertical shaft arrangements, but additional considerations must be taken into account:

  • Keyless Design: To accommodate the vertical orientation, some rigid couplings have a keyless design. Traditional keyed couplings may experience issues with keyway shear due to the force of gravity on the key, especially in overhung load situations.
  • Set Screw Tightening: When installing rigid couplings in vertical shaft arrangements, set screws must be tightened securely to prevent any axial movement during operation. Locking compound can also be used to provide additional security.
  • Thrust Load Considerations: Vertical shaft arrangements may generate thrust loads due to the weight of the equipment and components. Rigid couplings should be chosen or designed to handle these thrust loads to prevent axial displacement of the shafts.

It’s essential to select a rigid coupling that is suitable for the specific shaft orientation and operating conditions. Proper installation and alignment are critical for both horizontal and vertical shaft arrangements to ensure the rigid coupling’s optimal performance and reliability.

rigid coupling

What Role Does a Rigid Coupling Play in Reducing Downtime and Maintenance Costs?

A rigid coupling can play a significant role in reducing downtime and maintenance costs in mechanical systems by providing a robust and reliable connection between two shafts. Here are the key factors that contribute to this:

1. Durability and Longevity: Rigid couplings are typically made from high-quality materials such as steel or stainless steel, which offer excellent durability and resistance to wear. As a result, they have a longer service life compared to some other types of couplings that may require frequent replacements due to wear and fatigue.

2. Elimination of Wear-Prone Components: Unlike flexible couplings that include moving parts or elements designed to accommodate misalignment, rigid couplings do not have any wear-prone components. This absence of moving parts means there are fewer components that can fail, reducing the need for regular maintenance and replacement.

3. Minimization of Misalignment-Related Issues: Rigid couplings require precise shaft alignment during installation. When installed correctly, they help minimize misalignment-related issues such as vibration, noise, and premature bearing failure. Proper alignment also reduces the risk of unexpected breakdowns and maintenance requirements.

4. Increased System Efficiency: The rigid connection provided by a rigid coupling ensures efficient power transmission between the two shafts. There is minimal power loss due to flexing or bending, leading to better overall system efficiency. This efficiency can result in reduced energy consumption and operating costs.

5. Low Maintenance Requirements: Rigid couplings generally require minimal maintenance compared to some other coupling types. Once properly installed and aligned, they can operate for extended periods without needing frequent inspection or adjustment.

6. Reduced Downtime: The robust and reliable nature of rigid couplings means that they are less likely to fail unexpectedly. This increased reliability helps reduce unscheduled downtime, allowing the mechanical system to operate smoothly and consistently.

7. Cost-Effective Solution: While rigid couplings may have a higher upfront cost than some other coupling types, their long-term durability and low maintenance requirements make them a cost-effective solution over the life cycle of the equipment.

In conclusion, a rigid coupling’s ability to provide a durable and dependable connection, along with its low maintenance requirements and efficient power transmission, contributes significantly to reducing downtime and maintenance costs in mechanical systems.

rigid coupling

Advantages of Using Rigid Couplings in Mechanical Systems:

Rigid couplings offer several advantages when used in mechanical systems. These advantages make them a preferred choice in certain applications where precise alignment and high torque transmission are essential. Here are the key advantages of using rigid couplings:

  • 1. High Torque Transmission: Rigid couplings are designed to handle high torque and power transmission without any loss due to flexibility. They provide a direct and solid connection between shafts, allowing for efficient transfer of rotational motion.
  • 2. Precise Alignment: Rigid couplings maintain precise alignment between connected shafts. When installed correctly, they ensure that the two shafts are perfectly aligned, which is crucial for applications where accurate positioning and synchronization are required.
  • 3. Synchronous Rotation: The rigid connection provided by these couplings enables synchronous rotation of the connected shafts. This is particularly important in applications where components must move in precise coordination with each other.
  • 4. Simple Design: Rigid couplings have a straightforward design with minimal moving parts. This simplicity makes them easy to install and maintain, reducing the chances of mechanical failure.
  • 5. Cost-Effective: Compared to some other coupling types, rigid couplings are generally more cost-effective. Their simple design and robust construction contribute to their affordability.
  • 6. High Strength and Durability: Rigid couplings are typically made from strong and durable materials such as steel, stainless steel, or aluminum. These materials can withstand heavy loads and provide long-lasting performance in demanding applications.

Rigid couplings are commonly used in various industries and applications, including high-precision machinery, robotics, automation systems, precision motion control, and machine tools. They are especially beneficial in scenarios where misalignment needs to be minimized or avoided altogether.

It’s important to note that while rigid couplings offer these advantages, they are not suitable for applications where shaft misalignment or shock absorption is required. In such cases, flexible couplings or other specialized coupling types may be more appropriate.

China factory FM UL Approved Ductile Iron Grooved Rigid Coupling  China factory FM UL Approved Ductile Iron Grooved Rigid Coupling
editor by CX 2024-04-29