Item Description

API 11B Sucker Rod Coupling Polished Rod Coupling of Class T / SM
Merchandise Description

Two various grades of Sucker Rod Couplings are obtainable: T and SM. The production approach of equally the grades is the same with chilly labored pre-pressured, roll-shaped threads with the anti-galling coating. This process outcomes in more powerful/tiredness resistant threads.
The producing inspection, the dimensions and the tolerances of the couplings match or exceed the technical specs of the latest API expectations.

Grade T Sucker Rod Couplings

These couplings are made up of 5140 alloy steel and are quite resistant to hydrogen embrittlement.

Quality SM CO-Difficult Sucker Rod Couplings

These couplings are created up of 5140 alloy steel and are really resistant to hydrogen embrittlement. In order to produce a strong metallurgical CZPT amongst the base metallic of the coupling and the spray metal coating. Sophisticated thermal spraying technology is adopted to melt Ni alloy and other substantial wear-resisting supplies on the blank surface of the collar after substantial temperature flame spraying, so as to minimize the friction coefficient amongst the anti-dress in collar and the oil pipe to .01, which is an powerful combination of high hardness and minimal friction, therefore strengthening the services daily life of the rod and pipe in oil exploitation.

Characteristics

1. Developed and manufactured in accordance to API spec 11B.

2. The couplings are created in grades SM and DES.

3. Elevated wear and corrosion resistance.

four. Surface treatment consists of black coating, phosphating or as for each the customers requirement.

Complex parameter

Our Solutions

Lake Petro organization is a professional supplier of various oilfield drilling rig equipment, including oil drilling and provider tools,oil generation products,OCTG ,wellhead & downhole tools and spare components with API certification.

Superior tools and strategies

Extended-expression cooperative interactions with more than a hundred well-known and huge manufacturers in China

Large quality items and the very best companies to satisfy the rigid demands of our customers

The organization philosophy of “folks-oriented, buyer 1st and trustworthiness initial”

Productively exported to Europe, The usa, the Middle East, South Africa and Southeast Asia.

Firm Data
Lake Petro company is a professional supplier of different oilfield tools, such as oil drilling and support equipment,oil generation equipment,OCTG ,wellhead & downhole instruments and spare areas with API certification. Pursuing the basic principle of “good quality very first, science and technology innovated, people oriented”, each Lake Petro individual is sparing no effort to offer the clients with very best items and services. Through initiatives of Lake Petro employees, our goods have presently been exported to United states, South The usa, Africa, Middle East, Russia and some other countries (regions). With super high quality, affordable price and skilled services, Lake Petro business has turn into VIP (assigned) provider and created strategic partnership with some coutries’ national petroleum businesses.

FAQ

How to buy?

You should send out us your inquiry with element merchandise description or with Product variety.

If there is no packing desire we get it as our normal exported common packing.

We will offer you you an order kind for filling. We will suggest you the most ideal model according to information you provided.

You send out us your detail prerequisite, we supply quotation to you.

Can I expect a quality goods?

All the generation and processing are strictly according to ISO 9001:2008 and API regular. At the identical time, mature creation engineering ensuring the quality fulfill global ask for. We also welcome the 3rd get together inspection, these kinds of as BV, SGS and TUV.

The details you might like to know just before Payment:

1. Approaches of Payment:

T/T (Telegraphic Transfer) or L/C at sight

2. Transport way

Sample buy: we propose Courier specific like DHL/UPS/TNT/FEDEX or by air

Bulk buy: we advise by air or by sea.

three. High quality Management

We have our very own skilled QC.

There will be rigorous inspection and testing for each and every order prior to transport out.
The info you could like to know just before Payment:
 

one. Methods of Payment:

T/T (Telegraphic Transfer) or L/C at sight

2. Delivery way

Sample order: we propose Courier categorical like DHL/UPS/TNT/FEDEX or by air

Bulk get: we recommend by air or by sea.

three. Good quality Handle

We have our personal skilled QC.

There will be strict inspection and tests for every single get just before transport out.

How to make contact with?
Attn: Julia Zhou
 
 

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Types of Couplings

A coupling is a device that connects two shafts and transmits power from one to the other. Its main purpose is to join two pieces of rotating equipment. It also allows for some degree of misalignment or end movement. Here are a few examples of coupling types: Beam coupling, Flexible coupling, Magnetic coupling, and Shaft coupling.

Beam coupling

Beam couplings are used to couple motors and other devices. They are available in several types, including flexible, slit, and rigid beam couplings. Each has unique properties and characteristics. These couplings are best for applications requiring a high level of precision and long life. They are also a practical solution for the connection of stepping and servo motors with screw rods.
Beam couplings are usually made of stainless steel or aluminum alloy, and feature spiral and parallel cut designs. Multiple cuts allow the coupling to accommodate multiple beams and improve angular and parallel misalignment tolerances. Additionally, beam couplings are comparatively cheaper than other types of rotary joints, and they require minimal maintenance.
The materials of a beam coupling should be considered early in the specification process. They are typically made of aluminum or stainless steel, but they can also be manufactured from Delrin, titanium, and other engineering grade materials. Beam couplings are often available in multiple sizes to fit specific shaft diameters.
Beam couplings are a key component of motion control systems. They provide excellent characteristics when used properly, and they are a popular choice for many applications. A thorough understanding of each type of coupling will help to prevent coupling failure and enhance system performance. Therefore, it is important to choose the right coupling for your application.
Various types of beam couplings have unique advantages and disadvantages. The FCR/FSR design has two sets of three beams. It is available in both metric and inch shaft sizes. The FCR/FSR couplings are ideal for light-duty power transmission applications. A metric shaft is more suitable for these applications, while an inch shaft is preferred for heavier duty applications.
Two types of beam couplings are available from Ruland. The Ruland Flexible beam coupling has a multi-helical cut design that offers a greater flexibility than commodity beam couplings. This design allows for higher torque capabilities while minimizing wind-up. In addition, it is also more durable than its commodity counterparts.

Flexible coupling

A flexible coupling is a versatile mechanical connection that allows for the easy coupling of two moving parts. The design of these couplings allows for a variety of stiffness levels and can address a variety of problems, such as torsional vibrations or critical speed. However, there are a number of tradeoffs associated with flexible couplings.
One of the biggest issues is the installation of the coupling, which requires stretching. This problem can be exacerbated by cold temperatures. In such a case, it is vital to install the coupling properly. Using a gear clamp is one of the most important steps in a successful installation. A gear clamp will keep the coupling in place and prevent it from leaking.
Another common type of flexible coupling is the gear coupling. These couplings are composed of two hubs with crowned external gear teeth that mesh with two internally splined flanged sleeves. The massive size of the teeth makes them resemble gears. Gear couplings offer good torque characteristics but require periodic lubrication. These couplings can also be expensive and have a limited number of applications.
Another type of flexible coupling is the SDP/SI helical coupling. These couplings can accommodate axial motion, angular misalignment, and parallel offset. This design incorporates a spiral pattern that makes them flexible. These couplings are available in stainless steel and aluminum.
A flexible coupling has a wide range of applications. Generally, it is used to connect two rotating pieces of equipment. Depending on its design, it can be used to join two pieces of machinery that move in different directions. This type of coupling is a type of elastomeric coupling, which has elastic properties.
There are many types of flexible couplings available for different types of applications. The purpose of a flexible coupling is to transmit rotational power from one shaft to another. It is also useful for transmitting torque. However, it is important to note that not all flexible couplings are created equally. Make sure to use a reputable brand for your coupling needs. It will ensure a reliable connection.
The simplest and most commonly used type of flexible coupling is the grid coupling. This type of coupling uses two hubs with slotted surfaces. The steel grid is allowed to slide along these slots, which gives it the ability to flex. The only limitation of this type of coupling is that it can only tolerate a 1/3 degree misalignment. It can transmit torques up to 3,656 Nm.

Magnetic coupling

Magnetic coupling is a technique used to transfer torque from one shaft to another using a magnetic field. It is the most common type of coupling used in machinery. It is highly effective when transferring torque from a rotating motor to a rotating shaft. Magnetic couplings can handle high torques and high speeds.
Magnetic coupling is described by the energy difference between a high-spin state and a broken symmetry state, with the former being the energy of a true singlet state. In single-determinant theories, this energy difference is called the Kij. Usually, the broken-symmetry state is a state with two interacting local high-spin centers.
The magnetic coupling device is regarded as a qualitative leap in the reaction still industry. It has solved a number of problems that had plagued the industry, including flammability, explosiveness, and leakage. Magnetic couplings are a great solution for many applications. The chemical and pharmaceutical industries use them for various processes, including reaction stills.
Magnetic couplings are a good choice for harsh environments and for tight spaces. Their enclosed design keeps them fluid and dust-proof. They are also corrosion-resistant. In addition, magnetic couplings are more affordable than mechanical couplings, especially in areas where access is restricted. They are also popular for testing and temporary installations.
Another use for magnetic coupling is in touch screens. While touch screens use capacitive and resistive elements, magnetic coupling has found a cool new application in wireless charging. While the finger tracking on touch screens may seem like a boley job, the process is very sensitive. The devices that use wireless charging need to have very large coils that are locked into resonant magnetic coupling.
Magnetic couplings also help reduce hydraulic horsepower. They cushion starts and reduce alignment problems. They can also improve flow in oversized pumps. A magnetic coupling with an 8 percent air gap can reduce hydraulic HP by approximately 27 percent. In addition, they can be used in aggressive environments. They also help reduce repair costs.
Magnetic couplings are a great choice for pumps and propeller systems because they have the added advantage of being watertight and preventing shaft failure. These systems also have the benefit of not requiring rotating seals.

Shaft coupling

A shaft coupling joins two shafts and transmits rotational motion. Generally, shaft couplings allow for some degree of misalignment, but there are also torque limiters. Selecting the right coupling can save you time and money and prevent equipment downtime. Here are the main features to consider when purchasing a coupling for your application.
Shaft couplings should be easy to install and disassemble, transmit full power to the mated shaft, and reduce shock loads. A shaft coupling that does not have projecting parts should be used for machines that move or rotate at high speeds. Some types of shaft couplings are flexible while others are rigid.
Shaft couplings can be used in a variety of applications, including piping systems. They can be used to connect shafts that are misaligned and help maintain alignment. They can also be used for vibration dampening. Shaft couplings also allow shafts to be disconnected when necessary.
Shaft couplings can accommodate a certain amount of backlash, but this backlash must be well within the tolerance set by the system. Extremely high backlash can break the coupling and cause excessive wear and stress. In addition, excessive backlash can lead to erratic alignment readings. To avoid these issues, operators must reduce backlash to less than 2deg.
Shaft couplings are often referred to by different names. Some are referred to as “sliced” couplings while others are known as “slit” couplings. Both types offer high torque and torsional stiffness. These couplings are typically made from metals with various alloys, such as acetal, stainless steel, or titanium.
CZPT Pulley produces shaft couplings for a variety of applications. These products are used in high-power transmission systems. They have several advantages over friction couplings. In addition to minimizing wear, they don’t require lubrication. They are also capable of transmitting high torque and high speeds.
Another type of shaft coupling is the universal coupling. It is used to transmit power to multiple machines with different spindles. Its keyed receiving side and flanges allow it to transmit power from one machine to another.

editor by czh 2023-01-24