Your Leading Shenzhen Liying Hardware Building Materials Co., Ltd. Supplier

 

Shenzhen Liying Hardware Building Materials Co., Ltd. is located at the intersection of the roads between the beautiful Futian District of Shenzhen and the Hong Kong Special Administrative Region, with unique location and environmental advantages.

 

The company was founded in 2020. After years of development, the company has total assets of hundreds of millions of yuan, with import and export trade as the main business, the company strives to become a global supply chain management integrated service provider, has a large number of professionals, involved in six series of products, the main product is metal wire, rope and its extension products manufacturing, annual sales capacity of 400,000 tons.

Why Choose Us

Quality control

For each process,we have strict inspection standards,and we always insist that quality is life.

 

One-stop solution

With rich experience and one-to-one service,we can help you choose products and answer technical questions.

Competitive price

We have a professional purchasing team and costing team,trying to reduce costs and profits,and provide you with a good price.

 

24h online service

You can contact us to inquire about pre-sales, sales, and after-sales services, and we will give you a very satisfactoryWe are at your service online 24 hours a day.

First 123 Last

What Is Galvanised Pipe

 

 

Metric Roller Chain Sprocket can be used in almost every type of system. Used in conveyor systems such as conveyors, it can transport food, beverages, grain, and other materials from one place to another. Used in the transmission system, it transfers power from a source such as the engine to various components such as the wheels. Therefore, the product is also widely used in fields such as machine manufacturing,agricultural equipment, automobiles, and military equipment.

 

 
Benefits of Galvanised Pipe
 
01/

Rust protection
By providing an extra layer the rust must go through if it becomes contaminated. Rust can be easily caused by the iron in steel reacting with oxygen and water which will lead to the object deteriorating. With zinc coating, it is harder for these elements to cause such a reaction.

02/

Easy Inspection
The inspection process for galvanized pipe is simple and straightforward. Galvanized coatings can be examined by eye, and their thickness can be tested with simple, non-destructive methods.

03/

Durability
Galvanized pipes can last upwards of 50 years in most rural regions, and between 25 to 40 years in more urban and coastal areas, showcasing their longevity.

04/

Economic
Given their extended lifespan and minimal maintenance requirements, galvanized pipes often prove more cost-effective in the long run than alternatives.

05/

Safety
These pipes don’t flake, meaning the water or substance they carry remains uncontaminated. This is particularly important in plumbing scenarios, but won’t matter much if you’re interested in this material for fencing.

06/

Versatility
Galvanized steel pipes are suitable for a wide range of applications, including water supply systems, plumbing, gas pipelines, outdoor structures, fencing, and more. They are compatible with various fittings and connectors, providing flexibility in installation.

Types of Galvanised Pipe

 
 
01
 

Hot-dip galvanizing

Is currently considered to be one of the best ways to galvanize steel pipes due to its durability and corrosion resistance. The method involves immersing the metal into a bath of molten zinc in 450 degrees Fahrenheit. This process is completed when the steel tube (or EN (Euro Norm) or ASTM (American Society for Testing and Materials)) standard material is coated with approximately 30 to 40 microns of pure zinc.

 
02
 

Electroplating

Is another popular way to galvanize steel tubes due to its high-quality finish and relatively cheap cost compared to other methods such as hot-dip galvanization. Electroplating uses electrical currents in order to deposit a thin layer of chromium, nickel or zinc on top of an already existing metal surface.

 
03
 

Mechanical plating

Also called mechanical polishing, is a low-cost alternative that involves adding a thin layer of zinc using an abrasive blasting (shot peening) method. This type of galvanizing process is not as popular due to its lower quality finish and tendency to flake or peel off.

 
04
 

Plastic coating

Is the least-used method for galvanizing steel tubes since it has limited functionality and poor corrosion resistance.

Wooden Box Nail With Line, Furniture Nail With Line, And Home Decoration Nail With Line

 

Process of Galvanised Pipe
 

The manufacturing process of galvanized steel pipes involves several steps to ensure a durable and reliable end product. Here is a brief overview of the process:

Cleaning

The steel pipes are thoroughly cleaned to remove any impurities or residues, ensuring proper adhesion of the zinc coating.

Pickling

The pipes are then immersed in an acidic solution to remove any mill scale or oxides present on the surface. This step further prepares the steel for the galvanizing process.

Galvanizing

The cleaned and pickled pipes are submerged in a bath of molten zinc. Through a metallurgical reaction known as hot-dip galvanizing, the zinc forms a tightly bonded coating on the steel surface.

Cooling and inspection

After galvanization, the pipes are cooled and inspected for quality control. This step ensures that the zinc coating is uniform and free from any defects.

What Are The Signs of Galvanized Pipe Corrosion?

 

 
 

Discoloration

The underlying steel may discolor as the zinc coating wears away. You might notice reddish or brownish patches on the surface of the pipe.

 
 

Rust Formation

Once the zinc coating is compromised, the steel underneath is exposed to the elements, leading to rust formation. Rust can appear as orange or reddish-brown flakes on the surface of the pipe.

 
 

Reduced Water Pressure

Corroded pipes may develop internal buildup and scale, which can restrict water flow and lead to reduced water pressure in your fixtures.

 
 

Leaks

Corrosion weakens the pipe’s integrity, making it more susceptible to developing leaks. You might notice water spots, dampness, or drips around the affected pipes.

 
 

Bad Taste or Odor

Corrosion can alter the taste and smell of your tap water. If you notice a metallic or unpleasant taste or odor, it could be due to corrosion.

 
 

Changes in Water Color

Corrosion can sometimes cause the water to appear cloudy or have a brownish tint. This can be a result of rust particles getting into the water supply.

 
 

Larger Water Bills

If you have a sudden increase in your water bills, it could be due to leaking pipes caused by corrosion.

 
 

Visible Damage

In more advanced stages of corrosion, the pipe may become visibly damaged, with areas that appear pitted, flaked, or perforated.

How to Clean Galvanized Pipe Corrosion?

 

 

 

Materials You’ll Need

Wire brush or steel wool

White vinegar or rust remover solution

Bucket or container

Clean cloth or rag

Protective gloves

Safety goggles

Rust-inhibiting primer

Paintbrush or spray paint (galvanized metal paint)

 

Step By Step Process
Car Exhaust Muffler Wire
Bright Annealed Wire
Steel Wire For Automotive Interiors
Automotive Sealing Strip Skeleton Wire

Remove loose rust: Use a wire brush or steel wool to scrub the corroded areas’ surface gently. This will help remove loose rust, dirt, and debris. Be careful not to scrub too aggressively, as you don’t want to damage the underlying metal.


Vinegar soak: If the corrosion persists, create a solution of white vinegar and water (1:1 ratio) in a bucket or container. Submerge the corroded parts of the galvanized pipe in the vinegar solution and let them soak for a few hours or overnight. The vinegar will help dissolve and loosen the rust.


Scrubbing and rinsing: After soaking, use the wire brush or steel wool again to scrub the corroded areas gently. This should remove the remaining rust and any loosened particles. Rinse the pipe thoroughly with clean water to remove any vinegar residue.


Rust remover: If vinegar doesn’t fully remove the rust, you can use a commercial rust remover according to the manufacturer’s instructions. Wear protective gloves and follow safety guidelines while using the product.


Rinse and dry: Rinse the pipe thoroughly with clean water to remove any traces of the rust remover solution. Dry the pipe with a clean cloth or rag to prevent pipeline corrosion in the future.


Apply Rust-Inhibiting Primer: To prevent corrosion, apply a rust-inhibiting primer to the cleaned and dried pipe. Follow the manufacturer’s instructions for application. Then, allow the primer to dry completely.


Painting (Optional): You can apply a coat of galvanized metal paint to the primed surface for extra protection and a finished appearance. This paint is specifically designed for galvanized metal and provides additional corrosion resistance.

Certifications
 

 

productcate-1-1
productcate-1-1
productcate-1-1
productcate-1-1
productcate-1-1
Our Factory
 
productcate-800-850
FAQ
 

Q: What industry will purchase Galvanized Pipe?

A: The galvanized pipe is commonly used in various industries and applications, primarily due to its corrosion-resistant properties. Some industries that often purchase and use galvanized pipes include: Construction: Galvanized pipes are commonly used in construction for water supply lines, plumbing systems, and structural applications like scaffolding and handrails. Oil and Gas: Galvanized pipes are used in the oil and gas industry for transporting fluids and gases, especially in less corrosive environments. Agriculture: Galvanized pipes are utilized in agricultural applications for irrigation systems, water supply, and animal housing. Manufacturing: Galvanized pipes can be found in manufacturing settings for conveying materials, as well as for ventilation and exhaust systems. Infrastructure: Galvanized pipes are used in infrastructure projects such as bridges, highway guardrails, and utility poles. Automotive: Galvanized pipes may be used in automotive manufacturing for exhaust systems and other components. Utilities: Water and wastewater treatment plants often use galvanized pipes for their durability and corrosion resistance. Mining: Galvanized pipes can be used in mining operations for water supply lines and ventilation systems. It's important to note that the use of galvanized pipes has become less common in certain industries due to environmental concerns and the availability of alternative materials. For instance, in some plumbing applications, copper or plastic pipes are preferred due to their lower environmental impact and ease of installation.

Q: What do customers care about when purchasing?

A: Customers typically pay attention to several key aspects when purchasing galvanized pipes or any other products for that matter. These aspects help them ensure that the chosen product meets their requirements and offers the best value for their investment. Here are some common aspects customers consider: Quality and Durability: Customers want galvanized pipes that are of high quality and built to last. They look for pipes that are properly coated with a durable layer of zinc to provide effective corrosion protection. Corrosion Resistance: The primary benefit of galvanized pipes is their corrosion resistance. Customers want pipes that will withstand exposure to moisture, chemicals, and other corrosive elements without deteriorating quickly. Size and Dimensions: Customers need pipes of the right size and dimensions for their specific application. It's crucial to choose pipes that fit the intended purpose and can be easily integrated into the existing system. Application Suitability: Different industries have varying requirements for galvanized pipes. Customers want pipes that are suitable for their intended application, whether it's plumbing, construction, agriculture, or any other field. Certifications and Standards: Customers often look for galvanized pipes that meet industry standards and certifications. This ensures that the pipes have been tested and verified to perform as expected in their respective applications. Price and Value: Budget considerations are important for customers. They seek pipes that offer good value for their money, balancing quality and performance with the cost of the product. Supplier Reputation: Customers often prefer to purchase from reputable suppliers or manufacturers known for producing reliable and high-quality products. A supplier's track record can influence customers' decisions. Availability: Customers need assurance that the galvanized pipes they're interested in are readily available when they need them. Delays in procurement can impact projects and operations. Technical Support: In complex applications, customers may require technical assistance or support from the supplier. Having access to experts who can help with installation and troubleshooting is valuable. Environmental Considerations: Some customers may take into account the environmental impact of their purchases. They might consider whether the galvanizing process used is environmentally friendly and whether there are more sustainable alternatives available. Longevity and Maintenance: Customers want pipes that require minimal maintenance and have a long service life. A product's expected lifespan can influence the decision-making process. Compatibility with Other Materials: In some cases, galvanized pipes need to be compatible with other materials used in the same system. Customers ensure that the pipes won't react negatively with other components. Warranty and After-Sales Service: Customers appreciate warranties and after-sales support, which provide them with confidence that the product is backed by the manufacturer. Considering these aspects helps customers make informed decisions when purchasing galvanized pipes and ensures that the chosen product aligns with their specific needs and requirements.

Q: Certainly, here is some purchasing advice to consider when buying galvanized pipes:

A: Understand Your Needs: Clearly define your project requirements and the specific application for which you need galvanized pipes. Consider factors like size, quantity, length, and the environment the pipes will be exposed to. Quality Matters: Prioritize quality over price. Investing in higher-quality galvanized pipes can lead to better long-term performance and reduced maintenance costs. Look for pipes with consistent and even zinc coating. Certifications and Standards: Ensure that the galvanized pipes meet relevant industry standards and certifications. This ensures that the pipes have undergone testing and adhere to established quality benchmarks. Supplier Reputation: Choose a reputable supplier or manufacturer known for producing reliable and high-quality products. Check reviews, references, and the supplier's track record in delivering products on time. Compare Prices: While quality is important, it's also essential to compare prices from different suppliers. However, avoid opting for the cheapest option if it compromises the quality or durability of the pipes. Environmental Considerations: If environmental impact is a concern, inquire about the galvanizing process used by the supplier. Some suppliers might offer more environmentally friendly coating options. Technical Support: If your application is complex, consider suppliers that provide technical support and expertise. Having access to knowledgeable staff can be invaluable for proper installation and troubleshooting. Warranty and After-Sales Service: Inquire about warranties and after-sales support. A reliable supplier should stand behind their products and be willing to address any issues that may arise. Size and Dimension Accuracy: Make sure the galvanized pipes you're purchasing are of the correct size and dimensions for your project. Incorrect sizing can lead to installation challenges and system inefficiencies. Consult Experts: If you're unsure about any aspect of purchasing galvanized pipes, consult with experts in the field, such as engineers, contractors, or industry professionals. They can provide valuable insights and recommendations. Consider Long-Term Costs: While upfront costs are important, also consider the long-term costs associated with maintenance, repairs, and potential replacements. Investing in durable pipes upfront can save you money over time. Delivery and Lead Time: Confirm the availability and lead time for the galvanized pipes you need. Ensure that the supplier can deliver the pipes within your project timeline. Compatibility: If the galvanized pipes need to be compatible with other materials in your system, verify that there won't be any adverse reactions or compatibility issues. Documentation: Keep thorough records of your purchase, including invoices, warranties, and any technical specifications. This documentation can be helpful for future reference and warranty claims. By taking these factors into consideration, you can make an informed and confident decision when purchasing galvanized pipes for your project or application.

Q: What is galvanized pipe good for?

A: Galvanized pipe is used in outdoor and indoor applications due to its anti rusting components. The zinc coating slows the process of corrosion and can make the pipe last for decades (in the right environment). This makes it ideal for marine applications and for transporting hot and cold water alike.

Q: Why are galvanized pipes a problem?

A: Over time, the galvanized steel pipes begin to rust or corrode from the inside out, resulting in reduced water pressure and restricted water flow. This presents an increased risk of leaks or ruptures occurring in the pipes and the potential for flood damage.

Q: What is the difference between a regular steel pipe and a galvanized steel pipe?

A: Durability. While it's true that steel is already a relatively durable material, galvanized pipes have better strength due to the protective zinc coating. The coating takes on the damage rather than the steel itself and it will rust before the interior.

Q: Is it safe to drink water from galvanized pipes?

A: Galvanized steel will eventually start to corrode and can pose a hazard for drinking water, which makes it unsafe for drinking water in the long run. The problem isn't the zinc coating but lead and cadmium, two heavy metals that can exist in the zinc because of the galvanizing process.

Q: Will galvanized pipe burst?

A: But as years and decades go by, the protective zinc layer eventually becomes completely corroded. Low pressure and leaks. Homes with galvanized pipes can eventually suffer problems with water pressure and even leaks or pipe bursts.

Q: Do I need to replace my galvanized pipes?

A: There are a few signs to look for to know whether or not your galvanized steel piping is failing. Early signs to look for are decreased water pressure and brown or rust-colored water coming out of your faucet. Rust around the pipe joints or rust spots are more advanced signs.

Q: Do plumbers still use galvanized pipes?

A: If your home's pipes are from the 1960s or earlier, they are likely nearing the end of their functional life span. However, there's a reason galvanized pipes are no longer used in modern construction: the risk they pose to a home's water supply and people's health.

Q: Does homeowners insurance cover galvanized pipe replacement?

A: Galvanized pipes are typically used in residential construction and can be a great way to keep water out of your home. Unfortunately, most homeowners insurance policies do not cover these types of materials.

Q: Is black pipe stronger than galvanized?

A: Black steel pipe fittings and galvanized steel pipe fittings are the two most common kind of pipe applied to transport liquid and gas. Both black steel pipe and galvanized pipe are made of steel, however, galvanized pipe has a zinc coating while black pipe does not. As a result galvanized pipe is more durable.

Q: What is black plumbing pipe called?

A: ABS: Short for acrylonitrile butadiene styrene, this sturdy plastic was one of the first plastics used for residential plumbing. ABS pipes are always black and tend to be softer than PVC. They are mainly used for vent and drain lines, along with other outdoor underground uses where cold temperatures are common.

Q: Why can't galvanized pipe be used for gas?

A: You do not want to use galvanized pipe for gas because of the galvanized coating. Over time pieces of the galvanized steel will flake off and clog your gas regulators and burner units. Never mix galvanized and black iron or where they touch corrosion will be accelerated.

Q: Is PEX better than galvanized pipe?

A: Replacing Galvanized piping with PEX piping has many benefits to offer including flexibility, durability, and being cost effective. PEX has several advantages when compared to other options such as copper or polyvinyl chloride piping.

Q: How do you clear clogged galvanized pipes?

A: For most galvanised pipes, you might need to pour the hot water all the way down the drain. Make sure that the opening is free from any obstruction to start the plunging. Choose a type of plunger that is suitable for the drain. For example, if you are dealing with the toilet, you might need a ball plunger.

Q: What does galvanized plumbing look like?

A: Zinc-coated or galvanized steel pipes are usually a grey or metallic color. This material is generally not used in newer construction; you may find these pipes in your home if it was built between 1930 and 1980.

Q: How do you test for galvanized pipes?

A: A magnet will not stick to a lead pipe. If the scraped area is copper in color, like a penny, your service line is copper. A magnet will not stick to a copper pipe. If the scraped area remains a dull gray, and a magnet sticks to the surface, your service line is galvanized steel.

Q: How long does it take for galvanized pipe to rust?

A: Even under the best conditions, galvanized plumbing will corrode over time. The typical lifespan is from 25 to 40 years. But in areas where there is hard water, your pipes can fail more quickly. While the pipes appear fine on the outside, they can be rusting on the inside.

Q: Can you paint galvanized pipe?

A: Hot Dip Galvanizing by itself is a long lasting, cost effective means of corrosion protection. However, galvanised steel can be painted for the following reasons: add colour for aesthetic, camouflage, or safety purposes. increase the economic life of a structure.

Q: How do you cut galvanized pipe?

A: Heavy-duty steel pipe and tube cutters are usually the easiest to use, but for tight spaces, an angle grinder or reciprocating saw may be needed. When using a metal pipe cutter, align the tool around the marked place on the galvanized pipe and rotate so that the wheel cuts deeper into the pipe until severed.

Q: Why can't you weld galvanized steel?

A: However, the very property that makes galvanized steel desirable, its zinc coating, can make welding it a bit more challenging. When heat is applied to galvanized steel during the welding process, the zinc coating produces zinc oxide fumes.

Q: Can galvanized pipes be cleaned?

A: If you are careful, cleaning galvanized pipe corrosion can protect the pipes. Using a mild cleaner and avoiding harsh chemicals or abrasive materials is important. You should also wear gloves and goggles to protect yourself from chemical exposure.

As one of the most professional galvanized pipe manufacturers and suppliers in China, we're featured by quality products and low price. Please rest assured to buy cheap galvanized pipe in stock here from our factory. Contact us for quotation.

square pipe galvanized, powder coated galvanized steel pipe, galvanized triple wall stove pipe
Send Inquiry