Product Description

  
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Name: sand casting iron farm tractor  agricultural machinery spare parts assembly half coupling
Material: Casting Iron
Packing: Stand Export Packing
Min order: 1000pcs
Customized production is available as your drawings or sample. 

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  Products Quality Control
Quality control involve the inspection and control of incoming materials, production processes, and finished products.
The quality control process includes,
1 First of all, the incoming raw materials with random sampling are analyzed by metallographic microscope to ensure that the chemical composition meets the production requirements
2 Then In the production process, there are QC staffs timely sampling ensure that the products are free of defects in the manufacturing process, and to coordinate and handle any abnormal quality issues may be occurred.
3 The final step of production process is magnetic particle flaw detector of the metal parts to detect it’s hidden crack or other defects.
4 All the finished metal parts is sampled in proportion and sent to the laboratory for various mechanical performance tests and size measurement, and the surface quality is manually 100%  inspected.
The relevant testing equipment pictures are as following:
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Quality Management System Control:
We strictly carry out system management accordance with iso9001 and ts16949 quality standards. And 5S lean production management is implemented on the production site.
The production management site as following:

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Our Advantages:
Brand
Our parent company, HiHangZhou Group, is a world-renowned high-end machinery manufacturing enterprise with 40 domestic subsidiaries and branches and 8 foreign manufacturing plants. Has long-term experience and good reputation in cooperation with world-renowned enterprises.
Technology
We have a complete production process and equipment research and development capabilities for ferrous metals forming. More than 25 years of production experience in forging equipment and casting equipment manufacturers, make us more thoroughly get  all the performance of each equipment. One-third of our company’s employees are technician and R&D personnel, ensuring that high-quality products are produced with high efficiency.
Service
We can provide custom and standard manufacturing services with multiple manufacturing process integrations. The quality and delivery of products can be fully guaranteed, and the ability to communicate quickly and effectively.
Culture
The unique corporate culture can give full play to the potential of individuals and  provide a strong vitality for the sustainable development of the company.
Social responsibility
Our company strictly implements low-carbon environmental protection, energy-saving and emission-reduction production, and is a benchmark enterprise in local region.

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Company Culture 

Our Vision
To become 1 of the leading companies

Values
Improvement is innovation, everyone can innovate
innovation inspired and failures tolerated
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FAQ
1.
Q:  Are you a trading company or a manufacturer?
A:  Obviously we are a manufacturer of forging products, casting products and also have a high level of machining capabilities.

2.
Q:  What series products do your have?
A:  We are mainly engaged in forming processing of ferrous metals, including processing by casting , forging and machining. As you know, such machinery parts can be observed in various industries of equipment manufacturing.

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Q:  Do you provide samples? is it free?
A:  Yes, we commonly provide samples according to the traditional practice, but we also need customers to provide a freight pay-by-account number to show mutual CHINAMFG of cooperation.

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Q:  What is your minimum order quantity?
A:  Yes, we require all international orders to have an minimum order quantity. The quantity is up to the exact products feature or property such as the material, weight, construction etc.

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Q:  What is the lead time?
A:  Generally our forging products and casting products need to make new dies or molds, the time of making new dies or molds and samples within 30-45 days, and the large batch production time within 30-45 days. it’s also according to the parts structural complexity and quantity.

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Q: What kinds of payment methods do you accept?
A: You can make the payment by T/T or L/C. 30% deposit in advance, 70% balance against the copy of B/L.

Certifications
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How do Temperature and Environmental Conditions Affect Half Coupling Performance?

The performance of half couplings can be significantly influenced by temperature and environmental conditions. These factors can affect the materials, integrity, and overall functionality of the coupling in various ways. Here’s how temperature and environmental conditions impact half coupling performance:

• Temperature: Extreme temperatures, whether high or low, can affect the properties of the coupling material. For instance, at high temperatures, certain materials may experience reduced strength and increased susceptibility to creep or deformation. On the other hand, low temperatures can make some materials brittle and prone to cracking. It is essential to select half couplings made from materials that can withstand the expected temperature range in the application.
• Corrosive Environments: Half couplings used in corrosive environments are exposed to chemical agents that can cause material degradation. Corrosion can weaken the coupling’s structure and lead to leaks. In such cases, using corrosion-resistant materials, coatings, or liners can be beneficial to maintain coupling performance and longevity.
• Humidity and Moisture: Excessive humidity and moisture can accelerate corrosion and contribute to the deterioration of the coupling over time. Regular cleaning and protection against moisture ingress are necessary to ensure optimal performance in damp environments.
• Abrasive Particles: In industrial settings with abrasive particles present in the fluid or environment, half couplings may experience wear and erosion. This can lead to surface damage and affect the coupling’s sealing ability. Selecting materials with high wear resistance and using filters or strainers to remove abrasive particles can help mitigate these effects.
• UV Radiation: In outdoor applications exposed to sunlight, UV radiation can degrade certain materials, particularly polymers and elastomers. Couplings made from UV-resistant materials or employing protective coatings can help counteract this effect.
• Thermal Expansion: Temperature fluctuations cause thermal expansion and contraction of the pipes and the half couplings. In systems where thermal expansion is not adequately accommodated, stress on the couplings can lead to leaks or joint failure over time. Providing expansion joints or using materials with low thermal expansion coefficients can address this issue.
• Altitude: At higher altitudes, air pressure is reduced, which can affect system performance, especially if the half couplings are not designed for such conditions. It is essential to consider altitude-related effects on pressure and temperature when selecting the appropriate coupling materials.
• Weather and Climate: Half couplings installed outdoors are exposed to weather conditions like rain, snow, hail, and extreme temperatures. These factors can impact the coupling’s integrity and performance. Regular maintenance and inspections become crucial to identify and address any weather-related damages.

To ensure optimal half coupling performance, it is essential to consider the specific temperature and environmental conditions of the application. Choosing suitable materials, applying protective coatings, and implementing proper maintenance practices are essential steps to enhance the longevity and reliability of half couplings in various operating environments.

What are the Differences Between Half Couplings and Full Couplings in Pipe Fittings?

In pipe fittings, both half couplings and full couplings serve the purpose of joining two pipes together, but they differ in their design and applications. Here are the key differences between half couplings and full couplings:

• Design: The main difference lies in their design. A half coupling has one end with internal threads or a socket, allowing it to be connected to a threaded pipe or inserted into the end of a pipe without threading. The other end of the half coupling is an open end, ready to be welded or threaded to another pipe. On the other hand, a full coupling has both ends with female threads, enabling it to connect two threaded pipes directly without the need for welding.
• Function: Half couplings are commonly used to create a joint between a pipe and a component such as a valve, pump, or pressure gauge. The open end of the half coupling facilitates easy attachment to the component, while the threaded or socketed end connects to the pipe. On the other hand, full couplings are used when a direct, rigid connection between two pipes is needed, providing a continuous flow path without any interruptions.
• Application: Half couplings are frequently used in situations where frequent disassembly or maintenance may be required. For example, in systems with valves that need periodic inspection or replacement, a half coupling allows for easy removal without disturbing the entire pipeline. Full couplings, on the other hand, are more suitable for applications where a permanent, leak-proof connection is needed, such as in pressurized systems or critical process pipelines.
• Length: Full couplings are typically longer than half couplings because they need to accommodate two threaded ends, while half couplings have one threaded or socketed end and an open end, making them shorter in length.
• Installation: The installation process differs for half and full couplings. Half couplings are welded or threaded onto one pipe end and then connected to another pipe or component using welding or threading, respectively. Full couplings, on the other hand, directly join two pipes with threaded ends, requiring no additional welding or threading.
• Flexibility: Half couplings offer more flexibility due to their ability to connect to different types of components or pipes with varying end connections. Full couplings are less flexible in this regard, as they can only join two threaded pipes together.

Overall, the choice between half couplings and full couplings depends on the specific requirements of the piping system, including the need for temporary connections, the type of components being attached, the nature of the fluid being transported, and the desired level of joint permanence and flexibility.

What are the Standard Sizes and Dimensions Available for Half Couplings?

Half couplings, as pipe fittings used in piping and plumbing systems, are available in various standard sizes and dimensions to accommodate different pipe sizes and applications. The sizes and dimensions of half couplings depend on the pipe’s nominal diameter and the specifications set by industry standards organizations. Some common standard sizes and dimensions for half couplings are as follows:

• Thread Sizes: Half couplings come with different thread sizes to match the corresponding pipe threads. Common thread sizes for half couplings include 1/8″, 1/4″, 3/8″, 1/2″, 3/4″, 1″, 1-1/4″, 1-1/2″, 2″, 2-1/2″, 3″, 4″, 5″, 6″, and larger.
• Length: The length of a half coupling refers to the distance from one end to the other. It is typically a few inches, depending on the pipe size and application requirements. Lengths for half couplings can range from around 1 inch to 12 inches or more.
• Outer Diameter (OD): The outer diameter of a half coupling refers to the measurement across the widest point of the coupling’s external surface. It corresponds to the pipe’s outer diameter it is intended to connect to. Common OD sizes for half couplings include 1.05″, 1.32″, 1.66″, 1.90″, 2.38″, 2.88″, 3.50″, 4.50″, 5.56″, 6.63″, 8.63″, and others.
• Materials: Half couplings are available in various materials, as mentioned in the previous answer. The material selection depends on factors such as the type of fluid being transported, the temperature, the pressure, and the corrosion resistance requirements.

It is essential to refer to industry standards, such as ANSI (American National Standards Institute), ASME (American Society of Mechanical Engineers), or ASTM (American Society for Testing and Materials), to ensure that the half couplings meet the specific dimensional and material requirements of the application.

When selecting a half coupling, it is crucial to consider the following factors:

• Pipe Size Compatibility: Ensure that the half coupling’s thread size matches the pipe’s thread size to create a secure and leak-proof connection.
• Application Requirements: Consider the operating conditions, including pressure, temperature, and the nature of the fluid being transported, to choose the appropriate material and dimensions for the half coupling.
• Standards Compliance: Select half couplings that meet industry standards to ensure safety and compatibility with other components in the system.

In summary, half couplings are available in various standard sizes and dimensions, with different thread sizes and materials to accommodate diverse pipe sizes and applications. Proper selection based on the specific requirements of the piping or plumbing system is essential for ensuring a reliable and efficient connection between pipes.

editor by CX 2024-03-08