Product Description
Product Description
| Product name | Steel Couplings | |
| Material | carbon steel(cold rolled steel sheet,galvanized steel sheet),stainless steel,copper,brass,aluminum,etc | |
| Surface treatment | All kinds of surface treatment is anodizing, zinc plating, black oxide, chrome plating, powder coating, ect | |
| Size | According to customer’s design or samples | |
| Color | Customized Color |
Product Parameters
Certifications
Packaging & Shipping
Company Profile
| Our company was founded in 2000, specialized in customize springs, axles, screws, plastic/metal stamping parts, CNC machining parts and auto lathe parts. Our main production modes are designing and proofing based on drawings, concepts and samples provided by customers. We provide samples for customers for review, verification and confirmation and then put into production as follows: |
| Our company has 5,000 square CHINAMFG of production workshops and more than 120 employees divided into 4 workshops – spring / stamping / screw / axle: |
| 1) Spring Department: with 20 sets of 502 computer omnipotent machines, 12 sets of computerized compression spring machines and supporting heat treatment / projector / pull pressure test machines. Daily output: 300,000 pieces of profiled springs and 800,000 pieces of compression springs. |
| 2) Stamping Department: with 25 sets of 10T-45T punches, 3 sets of wire cutting machines and a full set of hardware stamping mold equipment. Providing a full set of services, including proofing, molding, design and stamping. Daily output: 1,200,000 pieces of various types of metal stamping parts. |
| 3) Screw Department: with 45 sets of 0# – 2.5# heading / roll machines. Daily output: 3,000,000 pieces of M1.2 ~ M8 3.5MM ~ 120MM plastic and alloy screws, tacks and rivets. |
| 4) Axle Department: with 21 sets of semi-automatic / automatic toy axle machines. Daily output: 2,000,000 pieces of #1.0 ~ #8.0 various axes / rubbing spent axes. |
| Quality Control | Product Technology |
| we stress the concept of “quality is the life of our enterprise”, using the first 3 pieces product inspection and the whole production inspection ways for strict quality control. Following the requests of RoHS and Heavy Element, we send products to the third party notarization institute for internationally recognized inspection, with complete inspection report. Our factory has our own salt spray machines and can test all kinds of metal surface treatment of anti-rust effect, in order to ensure the quality of our products. | our factory has a group of professional engineering and technical personnel in the processes of design and production, providing professional advice, converting the concepts from guests into controlled products and helping customers to solve professional problems and reduce the production costs. Each department has a number of professional chefs, with the most advanced equipment in the industry, improving our efficiency, quality and stability to produce high quality and inexpensive products. |
| Processes | Credibility |
| In the processes of following up samples / production, we have a number of sales personnel who will make all-out efforts and make quality / delivery / price / needs as per your requirements to meet your expectations as far as possible. | In the terms of credibility, we guarantee the quality of our products, adhere to business ethics and keep commercial secrets. |
FAQ
1. who are we?
We are based in ZheJiang , China, start from 2018,sell to North America(30.00%),Domestic Market(30.00%),Western Europe(10.00%),Northern Europe(9.00%),Oceania(5.00%),Southern Europe(5.00%),South America(4.00%),Southeast Asia(3.00%),Eastern Europe(00.00%),Africa(00.00%),Mid East(00.00%),Central America(00.00%). There are total about 51-100 people in our office.
2. how can we guarantee quality?
Always a pre-production sample before mass production;
Always final Inspection before shipment;
3.what can you buy from us?
Hardware Products (Stamping Part,Auto Lathe & CNC Turning Parts,CNC Milling Parts,Spring,Shaft,Fastener)
4. why should you buy from us not from other suppliers?
Our company was established in 2000, with over 18 years manufacture experience. We customize high precision metal fittings. Our specialities are: Metal/Plastic Stamping Parts CNC Machining Parts CNC Lathe Parts Springs ,nuts ,screw,bolts etc fasteners
5. what services can we provide?
Accepted Delivery Terms: FOB,CFR,CIF,EXW,DDP,DDU,Express Delivery;
Accepted Payment Currency:USD,EUR,JPY,CAD,AUD,HKD,GBP,CNY;
Accepted Payment Type: T/T,L/C,D/P D/A,MoneyGram,Credit Card,PayPal,Western Union,Cash,Escrow;
Language Spoken:English,Chinese,Spanish,Japanese
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What are the Signs of Wear, Corrosion, or Damage in a Half Coupling?
A half coupling, like any other pipe fitting, can experience wear, corrosion, or damage over time due to various factors. Regular inspection is crucial to detect any issues early on and prevent potential leaks or failures in piping and plumbing systems. Here are some signs to look for to identify wear, corrosion, or damage in a half coupling:
- Visible Corrosion: Check for any signs of rust or corrosion on the surface of the half coupling. Corrosion can weaken the material and lead to leaks or structural failure. Surface discoloration, rough patches, or flaking of the metal are all indicators of possible corrosion.
- Thread Damage: For threaded half couplings, inspect the threads carefully. Look for signs of stripping, galling, or deformation. Damaged threads can compromise the integrity of the connection and may result in leaks.
- Cracks or Fractures: Examine the half coupling for any cracks, fractures, or signs of deformation. Cracks can lead to leaks and should be addressed immediately to prevent further damage.
- Worn Socket or Weld Seam: In the case of socket weld or butt weld half couplings, inspect the socket or weld seam for signs of wear or damage. A worn socket may not provide a secure fit for the smaller pipe, while defects in the weld can compromise the joint’s strength and integrity.
- Leaks: Any visible leaks or indications of moisture around the joint or coupling are clear signs of a problem. Leaks can be caused by damaged threads, corroded surfaces, or improper installation.
- Reduced Performance: If the system’s performance declines, such as a decrease in flow rate or pressure, it could be a sign of a partially obstructed or damaged coupling.
- Age and Service Life: Consider the age and service life of the half coupling. Over time, even well-maintained couplings may show signs of wear and fatigue, warranting closer inspection.
If any of these signs are observed, it is essential to take prompt action to address the issues. Depending on the severity of the wear, corrosion, or damage, the appropriate steps may include repairing or replacing the half coupling. In some cases, it may be necessary to inspect adjacent pipes and components for possible effects of the compromised coupling.
Regular maintenance and inspection practices can help identify signs of wear, corrosion, or damage in a half coupling before they escalate into more significant problems. Following manufacturer’s guidelines, adhering to industry standards, and using suitable materials for the application can contribute to the longevity and reliability of the half coupling and the entire piping or plumbing system.
Can a Half Coupling be Used in both Residential and Industrial Applications?
Yes, a half coupling can be used in both residential and industrial applications, depending on the specific requirements of the plumbing or piping system. Half couplings are versatile fittings that find application in various settings due to their design and functionality.
Residential Applications: In residential plumbing systems, half couplings can be utilized for several purposes. They are commonly used in household plumbing repairs and installations where a secure connection between pipes or components is needed. For example, half couplings can be used to attach fixtures such as faucets, showerheads, or water heaters to the water supply lines. Additionally, they are employed in various DIY projects and renovations around the house, providing a reliable and leak-resistant connection between pipes of different sizes or materials.
Industrial Applications: Half couplings are extensively used in industrial applications due to their ability to connect pipes and components in a range of systems. In industrial settings, half couplings are employed in piping systems for water, air, chemicals, gases, and other fluids. They are commonly found in power plants, chemical processing plants, refineries, petrochemical facilities, and manufacturing plants, among others. These couplings play a crucial role in creating reliable joints for conveying materials and maintaining the overall integrity of the industrial processes.
While half couplings are suitable for both residential and industrial applications, there are certain considerations to keep in mind. For residential use, the materials and pressure ratings of the half couplings should be appropriate for household water supply systems, which generally operate at lower pressures compared to industrial systems. In industrial applications, the materials, dimensions, and pressure ratings of the half couplings must meet the specific requirements of the industrial processes, which often involve higher pressures and harsher environmental conditions.
Regardless of the application, it is essential to select high-quality half couplings that comply with relevant industry standards and are appropriate for the intended use. Proper installation and maintenance of the couplings are also crucial to ensure a leak-free and reliable connection in both residential and industrial settings.
Can a Half Coupling be Used to Join Pipes of Different Diameters?
Yes, a half coupling can be used to join pipes of different diameters in piping and plumbing systems. Half couplings are specifically designed to connect two pipes of different sizes, making them ideal for creating transitions or connections between pipes with varying diameters. The larger end of the half coupling is welded or screwed onto the larger diameter pipe, providing a stable base for the connection. The smaller pipe, which has a different diameter, is then threaded or inserted into the smaller end of the half coupling.
The ability to join pipes of different diameters is one of the main advantages of using half couplings. This feature allows for efficient and smooth transitions between pipe sizes, which is crucial in maintaining proper fluid flow, reducing pressure losses, and preventing turbulence within the system.
Here are some common scenarios where half couplings are used to join pipes of different diameters:
- Reducing Pipe Size: When a pipeline needs to change from a larger diameter to a smaller diameter, a half coupling can be employed to create a smooth transition. For example, if a process requires a reduction in flow rate, a smaller pipe can be connected to the main pipeline using a half coupling.
- Connecting Equipment or Valves: In many industrial applications, equipment, valves, or instruments are connected to the main pipeline using half couplings. Often, these components have different pipe sizes than the main pipeline, and a half coupling provides a secure and leak-proof joint.
- Repair and Maintenance: During repair or maintenance operations, a damaged section of the pipeline can be cut out, and a new pipe of a different diameter can be connected using a half coupling. This allows for quick repairs without having to replace the entire pipeline.
When using a half coupling to join pipes of different diameters, it is essential to ensure that the threads and dimensions of the coupling match the pipes being connected. Proper sealing techniques, such as using thread sealant or Teflon tape, should also be applied to prevent leaks and ensure a reliable connection.
In conclusion, half couplings are versatile pipe fittings that enable the joining of pipes with different diameters. Their ability to facilitate smooth transitions and secure connections makes them invaluable in various industrial, commercial, and residential applications.
editor by CX 2024-02-16