Product Description

Product Description

 

Basic Info

Surface: Satin/Mirror/PVD/Plating
Certificate: ISO9001, RoHS, CE , CUPC
OEM/ODM: Available
Delivery Port: HangZhou
Delivery Time: 30 to 50 days
Delivery Term: EXW,FOB,CIF,CFR

Product Specification

Investment Casting Parts
Material: Stainless steel, Carbon Steel
Process: Lost wax casting
Standard: GBT6414-1999
Casting Tolerance: CT6 Standard
Weight: 0.1kg to 100kg
Product Range: Automotive, aviation, robot automation, machinery, tools, hardware, electronics, sanitary ware, pump valves, door locks and other stainless steel, carbon steel, alloy steel parts
Tooling made by ourself – We have 2 CNC centers
Complete machining process – We have our own machining, welding, polishing, testing workshops
 

Material Components
Chemical Composition of Material	Material Composition	201	202	304	316	430
	C	≤0.15	≤0.15	≤0.08	≤0.035	≤0.12
	Si	≤1.00	≤1.00	≤1.00	≤1.00	≤1.00
	Mn	5.5-7.5	7.5-10	≤2.00	≤2.00	≤1.00
	P	≤0.06	≤0.06	≤0.045	≤0.045	≤0.040
	S	≤0.03	≤0.03	≤0.030	≤0.030	≤0.030
	Cr	13-15	14-17	18-20	16-18	16-18
	Ni	0.7-1.1	3.5-4.5	8-10	10-12
	Mo				2.0-3.0
Mechanical Property	Material Item		201	202	304	316
	Tensile Strength		≥535	≥520	≥520	≥520
	Yield Strength		≥245	≥205	≥205	≥205
	Extension		≥30%	≥30%	≥35%	≥35%
	Hardness (HV)		<105	<100	<90	<90

 

Advantages

1, With our own stainless steel investment casting production lines and machining lines, give you one-stop services.

2, With CNC(CNC CENTER), we make the tooling by ourselves. Make you easier.

3, With 50000 square CHINAMFG workshop located in HangZhou city, near HangZhou port, transportation is convenient.

4, Use Germany Spectrometer and Salty Spray to test the raw material.

5, We have 15 engineers with strong ability to design and develop new products.

6, With ISO 9001:2015, ISO 14001 and OHSAS 18001 system.

7, With the ERP system, We can give you the production and delivery of information for the first time. Also if any quality problem, we can source it and give you the solution very fast.

8, Fast reply within 12 hours.
 

Company Introduction

CHINAMFG was founded in 2008 by Kate Liang, started from a 400 square CHINAMFG workshop.
In 2009, Supported by customers and suppliers, CHINAMFG moved to a 4000 square meter workshop and expand our business all over the world.
In 2012, We have sold our products to more than 200 countries, and our brand existed
in more than 50 countries in the world.
In 2013, We have passed CUPC, NSF, CE and ROHS certificates,starting entered into the European and American markets.
In 2014, with the fast development, CHINAMFG moved to a 50000 square CHINAMFG factory. We have our own stainless steel investment casting production lines and also completed machining types of equipment.
In 2015, We set up our management team. We have cooperated with some universities and getting bigger. At the same time, we are also Alibaba training center.
From 2016 to 2017, CHINAMFG passed ISO 9001:2015, ISO14001, OHSAS18001certificate. we have already cooperated with some top 500 enterprises.
2018, CHINAMFG focus more on Lean Production and preparing for the next 5 years.
2019, We are going to build a testing center and achieve a higher sales goal.
 

Production Process

Steps		Time
Tooling Making	CNC Center	7 days
Casting Process	Wax Injection	2 days
	Sand Shell Molding	5 days
	Dewaxing	1 days
	Pouring	1 days
	Cutting	1 days
	Grinding	1 days
	Cleaning	1 days
Machining Process	CNC	2 days
	Drilling & Tapping	2 days
	Welding	2 days
	Stamping	1 days
	Polishing	5 days
Assembling	Ultrasonic Washing	1 days
	Water Testing	1 days
	Assembling	2 days
Remark: The production time base on standard quantity and process

Our mission
To change the world’s view about Chinese product.
To be the leader in the precision casting industry

Our dream

1. To gain Win-win achievement with all of our clients and supplies
2. To be an international famous brand.
3. To be a one-hundred-year company

After-sales Service

1. Reply you fast within 12 hours.
2. Have someone to follow up all your inquiry and order.
3. We will offer satisfied quality and prices to you.

FAQ

1, Where is your factory?

Our factory located in HangZhou City, ZheJiang Province. Factory 50000 square CHINAMFG with 265 workers.

2, What is your payment term?

We do T/T, 30% deposit, balance before delivery. We can also accept L/C.

3, What is the production time?

Casting part need 20 to 30 days.
Balustrade and handrail accessories need 25 to 35 days.
Faucet and shower need 40 to 60 days.

4, Is that possible to visit the factory?

Sure, we sincerely welcome you to visit our factory, we can also pick you from the hotel. /* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

What role does a flexible coupling play in minimizing wear and tear on connected components?

A flexible coupling plays a vital role in minimizing wear and tear on connected components by absorbing and mitigating various mechanical stresses that occur during operation. Here’s how a flexible coupling achieves this:

• Misalignment Compensation: One of the primary causes of wear and tear on rotating machinery is misalignment between connected shafts. Misalignment can occur due to factors such as thermal expansion, foundation settling, or assembly errors. A flexible coupling can accommodate both angular and parallel misalignments, reducing the stress on the shafts and connected components. By allowing for misalignment, the coupling prevents excessive forces from being transmitted to the connected components, minimizing wear.
• Vibration Damping: During operation, rotating machinery can generate vibrations that lead to accelerated wear on components like bearings, gears, and couplings. A flexible coupling acts as a vibration damper, absorbing and dispersing vibrations, reducing their impact on connected components. This damping effect helps prevent fatigue and extends the life of the components.
• Shock Absorption: Machinery may experience sudden shocks or impact loads during start-ups, shutdowns, or due to external factors. A flexible coupling is designed to absorb and cushion these shocks, preventing them from propagating through the system and causing damage to sensitive components.
• Smooth Torque Transmission: In rigid couplings, torque transmission between shafts can be abrupt and cause torque spikes. These spikes put stress on the connected components, leading to wear and fatigue. Flexible couplings transmit torque smoothly, without sudden spikes, ensuring even distribution of forces and reducing the wear on components.
• Controlling Torsional Vibrations: Torsional vibrations, a type of vibration that affects rotating shafts, can be damaging to connected components. Some flexible couplings are designed to address torsional vibration issues, providing additional protection against wear and tear.
• Compensating for Thermal Expansion: Temperature fluctuations can lead to thermal expansion or contraction of machinery components. A flexible coupling can accommodate these changes, preventing undue stress on the connected components that may arise from differential expansion rates.

By performing these functions, a flexible coupling acts as a protective barrier for connected components, minimizing wear and tear, and contributing to their longevity. The reduced wear and stress on the components also result in lower maintenance costs and improved overall reliability of the mechanical system.

What are the factors influencing the thermal performance of a flexible coupling?

The thermal performance of a flexible coupling can be influenced by several factors, including:

• Material Composition: The material used in the construction of the flexible coupling can impact its thermal performance. Different materials have varying thermal conductivity and heat resistance properties, which can affect how well the coupling dissipates heat generated during operation.
• Operating Speed: The rotational speed of the flexible coupling can influence its thermal behavior. Higher speeds can result in increased friction, leading to more heat generation. Couplings designed for high-speed applications often incorporate features to manage and dissipate heat effectively.
• Power Transmission: The amount of power transmitted through the flexible coupling plays a role in its thermal performance. Higher power levels can lead to increased heat generation, and the coupling must be designed to handle and dissipate this heat without compromising its integrity.
• Environmental Conditions: The ambient temperature and surrounding environment can impact the thermal performance of the flexible coupling. In high-temperature environments, the coupling may need to dissipate heat more efficiently to avoid overheating.
• Lubrication: Proper lubrication is essential for managing friction and heat generation within the coupling. Insufficient or inappropriate lubrication can lead to increased wear and heat buildup.
• Design and Geometry: The design and geometry of the flexible coupling can influence its thermal performance. Some coupling designs incorporate features such as cooling fins, ventilation, or heat sinks to enhance heat dissipation.
• Load Distribution: The distribution of loads across the flexible coupling can affect how heat is generated and dissipated. Proper load distribution helps prevent localized heating and reduces the risk of thermal issues.

Manufacturers consider these factors during the design and selection of flexible couplings to ensure they can handle the thermal demands of specific applications. Proper application and maintenance of the flexible coupling are also essential for optimizing its thermal performance and overall efficiency.

What is a flexible coupling and how does it work?

A flexible coupling is a mechanical device used to connect two shafts while allowing for relative movement between them. It is designed to transmit torque from one shaft to another while compensating for misalignment, vibration, and shock. Flexible couplings are essential components in various rotating machinery and systems, as they help protect the connected equipment and enhance overall performance.

Types of Flexible Couplings:

There are several types of flexible couplings, each with its unique design and characteristics. Some common types include:

• Jaw Couplings: Jaw couplings feature elastomer spiders that fit between two hubs. They can accommodate angular and parallel misalignment while dampening vibrations.
• Disc Couplings: Disc couplings use thin metallic discs to connect the shafts. They are highly flexible and provide excellent misalignment compensation.
• Gear Couplings: Gear couplings use gear teeth to transmit torque. They offer high torque capacity and can handle moderate misalignment.
• Beam Couplings: Beam couplings use a single piece of flexible material, such as a metal beam, to transmit torque while compensating for misalignment.
• Bellows Couplings: Bellows couplings use a bellows-like structure to allow for axial, angular, and parallel misalignment compensation.
• Oldham Couplings: Oldham couplings use three discs, with the middle one having a perpendicular slot to allow for misalignment compensation.

How a Flexible Coupling Works:

The operation of a flexible coupling depends on its specific design, but the general principles are similar. Let’s take the example of a jaw coupling to explain how a flexible coupling works:

1. Two shafts are connected to the coupling hubs on either side, with an elastomer spider placed between them.
2. When torque is applied to one shaft, it causes the spider to compress and deform slightly, transmitting the torque to the other shaft.
3. In case of misalignment between the shafts, the elastomer spider flexes and compensates for the misalignment, ensuring smooth torque transmission without imposing excessive loads on the shafts or connected equipment.
4. The elastomer spider also acts as a damping element, absorbing vibrations and shocks during operation, which reduces wear on the equipment and enhances system stability.

Overall, the flexibility and ability to compensate for misalignment are the key features that allow a flexible coupling to function effectively. The choice of a specific flexible coupling type depends on the application’s requirements, such as torque capacity, misalignment compensation, and environmental conditions.

editor by CX 2024-04-17