Product Description
Product Description
API Pin Box Tool Joint Couplings for Water Well Drill Pipe
1:Tool Joint: NC26, NC31, NC38, NC40, NC46, NC50
2:Type of Tool joint: NC, IF, FH, XH, REG
3:Material: 40CrMo, 35CrMo, 4137H
Tool joints are short sections of pipe that are attached to the tubing portion of drill pipe by means of using a flash welding process. The internally threaded tool joint is called a “box”, while the externally threaded tool joint if the “pin”
All thread are machined by precision CNC lathe and shaping tools, It can not only guarantee the tightness of the drill pipe joint thread, but also guarantee the precision and interchangeability of the drill pipe joint.
we also can produce drill pipe joints according to customer request.
Packaging & Shipping
Packing
1. Drill pipe joint packed in carton or wooden box.
2. Customized packing is accepted.
Delivery detail: 15days
Our Advantages
1 Before order to be confirmed ,the raw material of pipe body and tool joint should be booked from famous big steel enterprises in China.
2 Raw material’s size ,quantity,length,mechanical property are checked by our QC staff and factory own laboratory
3 Before delivery clients could send 1 QC or point the third party to check the quality such SGS,BV or others.
After Sales Service
1. We accept small order, MOQ 1pc.
2. Customized order is accept.
3. Fast and best service, professional guidance.
FAQ
Q: Are you trading company or manufacturer ?
A: We are a professional manufacturer.
Q: How long is your delivery time?
A: Generally it is 10~20 days if the goods are in stock. or it is 20~30 days if the goods are not in stock, it is according to quantity.
Q: Where is your factory located in?
A: Our factory is located in Lu Jiazhuang Industry Zone, JIN ZHOU city, ZheJiang province, China.
Q: What methods of payment are accepted?
A: We agree T/T, L/C,One touch.
Q: What about the shipment?
A: Our usual loading port is Xihu (West Lake) Dis.g port in ZheJiang ,main port in north of China. The goods will be packed into bundle as 3*3,4*4 etc,black painting and thread protectors.
Q: do you agree sample order?
A: Yes, we are welcome your sample order to testing our quality.
Q: Does your drill pipe have rust prevention?
A: Yes, every drill pipe will be with the rust prevention by paint or anti-corrosive oil before shipping and its thread surface will be nitrided.
Q: do you have after-sale service and warranty service?
A: Any quality or quantity problem once confirmed, we will be compensate you the same. Any question or problem we will be reply you within 24 hours.
Q: How about your minimum order quantity?
A: At least 10 pieces.Small orders also can accept.
Company Profile
HangZhou WeiLiDa Prospecting Machinery Co., Ltd. is a professional manufacturer of drill pipe, drilling rig and other drilling tools. Our factory is located in HangZhou, HangZhou . 200 km from the capital ZheJiang . We have good export conditions to ZheJiang port and HangZhou port. Our factory covers an area of 20000 square meters. Its total assets is 50 million yuan.
– Stable raw material purchasing
– Favorable orders follow-up management
– Laudable lead-time & shipment control
– Traceable quality evaluation
– Flexible payment terms
– Remarkable after-sale service
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| Standard: | RoHS, BS, DIN, JIS, AISI, API |
|---|---|
| Length: | 20cm |
| Usage: | Oil Mining, Coal Mining, Well Drilling, Ore Mining |
| Material: | Carbon Steel |
| Thread Type: | 2 3/8" API Reg, 3 1/2" API Reg (API Thread, Custom |
| Product Technology: | Friction Welding, Nitrading, Tempering Treatment |
| Samples: |
US$ 17/Piece
1 Piece(Min.Order) | |
|---|
| Customization: |
Available
| Customized Request |
|---|
Can Pin Couplings Accommodate High Torque and High-Speed Applications?
Pin couplings are versatile and robust, making them suitable for a wide range of applications, including those involving high torque and high-speed requirements. However, the specific design and construction of the pin coupling will determine its capacity to handle such demanding conditions.
The ability of a pin coupling to accommodate high torque depends on factors such as the material used, the size and number of pins, and the overall design. High-quality pin couplings are often made from strong and durable materials like alloy steel, which allows them to withstand significant torque loads without failure or deformation.
Similarly, the capability of a pin coupling to handle high speeds depends on factors such as the balance of the coupling and the precise manufacturing of the pins and hubs. Properly balanced pin couplings can operate at higher speeds without generating excessive vibration or causing premature wear.
When selecting a pin coupling for high torque and high-speed applications, it is essential to consider the following:
- Design and Construction: Opt for pin couplings with a robust and well-engineered design to handle the expected torque and speed requirements.
- Material: Choose pin couplings made from high-quality materials known for their strength and fatigue resistance.
- Size: Select an appropriate size of pin coupling that can accommodate the torque and speed expected in the application.
- Manufacturer’s Ratings: Refer to the manufacturer’s specifications and torque-speed curves to ensure the coupling meets the desired performance criteria.
By carefully considering these factors and choosing a pin coupling designed for high torque and high-speed applications, you can ensure reliable and efficient power transmission in demanding industrial settings.
Impact of Pin Coupling on the Overall Reliability of Connected Equipment
A pin coupling plays a crucial role in enhancing the overall reliability and performance of connected equipment in various industrial applications. Its design and construction contribute to several factors that influence reliability:
1. Torque Transmission: Pin couplings efficiently transmit torque between the driving and driven shafts, ensuring smooth power transfer without slippage or loss. This consistent torque transmission helps maintain the stability and reliability of the system during operation.
2. Misalignment Compensation: Pin couplings are designed to accommodate small amounts of angular, parallel, and axial misalignment between shafts. By tolerating misalignment, the coupling reduces stress on connected equipment, bearings, and seals, thereby enhancing reliability and extending the service life of these components.
3. Shock and Vibration Absorption: In applications with dynamic loads, such as pumps, compressors, and heavy machinery, pin couplings help dampen shock and vibrations. By absorbing and reducing these impact forces, the coupling minimizes stress on the system and prevents premature component failure.
4. Simplified Maintenance: Pin couplings generally have a simple design, making them easy to install and maintain. The ease of maintenance ensures that the coupling can be regularly inspected, lubricated, and replaced when necessary, reducing downtime and increasing the overall reliability of the equipment.
5. Corrosion Resistance: Depending on the materials used, pin couplings can be highly resistant to corrosion, making them suitable for use in harsh or corrosive environments. This corrosion resistance prevents degradation of the coupling and its components, enhancing reliability and longevity.
6. Enhanced Durability: High-quality pin couplings are manufactured from robust materials and undergo precise machining processes. These attributes contribute to the coupling’s durability, allowing it to withstand heavy loads and harsh conditions over an extended period.
7. Balanced Design: The design of a pin coupling ensures that the load is evenly distributed between the driving and driven shafts. This balanced load distribution reduces stress concentrations, minimizes wear, and increases the reliability of connected equipment.
8. Compliance with Standards: Reputable pin coupling manufacturers ensure their products comply with industry standards and regulations. Meeting these standards ensures that the coupling is designed and manufactured to specific quality criteria, enhancing reliability and safety.
Overall, a well-selected and properly installed pin coupling can significantly improve the reliability and performance of connected equipment. It helps prevent unexpected failures, reduces downtime, and contributes to the overall efficiency of industrial processes.
Can Pin Couplings Handle Misalignment Between Shafts?
Yes, pin couplings are designed to accommodate a certain degree of misalignment between shafts in rotating machinery. They are considered flexible couplings, which means they can provide some degree of angular, parallel, and axial misalignment capability.
Pin couplings typically consist of two hubs, each connected to a shaft, and a central sleeve with pins that transmit torque between the hubs. The pins allow for a limited range of movement, which helps to compensate for slight misalignments between the shafts.
The angular misalignment capacity of a pin coupling is achieved through the bending of the pins. When the shafts are misaligned at an angle, the pins on one side of the coupling experience bending while those on the opposite side are in tension. The pins are designed to withstand these bending and tension forces within their elastic limits, ensuring proper functioning and longevity of the coupling.
Similarly, the pins can accommodate parallel misalignment by sliding within the pin holes of the coupling’s central sleeve. This sliding action allows the hubs to move slightly relative to each other, compensating for any offset between the shafts.
However, it is essential to note that pin couplings have limitations in terms of the amount of misalignment they can handle. Excessive misalignment beyond their specified limits can lead to increased wear on the pins and other coupling components, reducing the coupling’s effectiveness and potentially causing premature failure.
While pin couplings are suitable for applications with moderate misalignment requirements, they may not be the best choice for applications with significant misalignment or where precise alignment is critical. In such cases, more flexible couplings like gear or elastomeric couplings may be more appropriate.
Overall, when considering the use of pin couplings, it is essential to carefully evaluate the specific misalignment requirements of the application and select a coupling that can adequately accommodate those misalignments while ensuring reliable and efficient power transmission.
editor by CX 2024-05-08
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