Glass Fused to Steel Tanks - Advantages and Disadvantages

23 Sep.,2024

 

Glass Fused to Steel Tanks - Advantages and Disadvantages

Glass Fused to Steel Tanks (GFS) are popular for leachate treatment applications. However, they do have some negative characteristics. We thought it would be useful to discuss our view of GFS tanks. Read on to find out more!

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Introducing Glass Fused to Steel Tanks (GFS)

CSTR biogas digester tank tanks are the most popular tank specifications. We will discuss the pros and cons of each.

This tank construction technology can be described using a variety of terms, including GFS tanks (GFtS), enamel tanks (ENA), and Glass Fused Bolted Steel tanks (Porcelain Enamelled).

Leachate treatment tanks should always be durable. This means that they must resist corrosion, impact, and abrasion. Although these tanks possess this characteristic, the steel tank material used is inherently prone to corrosion by oxidation in aerobic tanks. If penetration occurs in a leachate aeration tank, despite the pH being close to neutral it can be surprising how fast a corrosion cell at the exposed point of damaged steel can develop into a leak.

Points in Favour of &#;Glass Coating to Steel&#; Technology

The premium coating technology in the storage tank industry is without doubt glass-fused-to-steel. Glass Fused-to-Steel tanks are used in many applications in addition to leachate treatment and storage, including bio-energy, municipal sewage and industrial wastewater treatment.

Is it really that difficult to choose the right tank material?

It shouldn&#;t be difficult to choose a liquid storage container. It&#;s a liquid storage tank. What is the difference?

The answer is that all types of tanks have their benefits and disadvantages. The only way to find the best product is to compare them against your requirements.

Tanks Made of Glass Fused to Steel

Bolted tanks made of glass-fused steel (or enamelled steel) are a premium next-generation technology designed for long-term performance with minimum maintenance.

Because they combine the hardness of steel with the corrosion resistance of glass, these tanks are not only the most popular tank material for wastewater and leachate treatment. They&#;re also great for holding potable water, dosing chemicals, many industrial reagents, bio-digesters, sludge, and dry bulk materials.

During manufacture &#;frit d&#;enamel&#; (ground glass) is chemically fused with steel sheets at very high temperatures (800 &#; 1,000 degrees C) in a cutting-edge furnace to create an integrated porcelain-like coating that is securely bonded, chemically inert, and through which no can pass.

Suppliers claim that these tanks can tolerate temperatures ranging from 140°F to and from 3-11 pH without corroding.

They also have a lengthy track record of proven performance, with tens of thousands installed for municipal and industrial purposes worldwide over the last 65 years.

What is Enamel Frit?

Glass compounds are chemically fused to steel sheets at high temperatures (800- degrees C) to create an integrated porcelain-like coating known as frit. This is chemically inert and physically inert and very hard, resisting erosion by grit and small stones.

More Merits of Glass Fused to Steel Coated Tanks

They have also been used in countless industrial and municipal applications worldwide for the past 65 years.

Advantages of glass fused to steel tanks

Glass fused to steel liquid containers combine the strength and flexibility that steel offers with remarkable corrosion resistance. This storage tank has many advantages over traditional epoxy-coated or welded painted storage containers, including:

  • Amazing anti-corrosion properties
  • Fast installation in the factory is combined with high-quality design, production and quality control.
  • Operators are automatically safe and skilled: There is no long-term training required. Also, the plant owner has virtually no maintenance so his operatives spend much less time up there working on GFS tanks.
  • These tanks are not affected by the local weather
  • For industrial wastewater treatment projects and biogas digesters, a low initial investment is key.
  • Easy-to-repair and low-cost maintenance
  • This lifetime coating has low life-cycle costs
  • Possibility to relocate, expand, or repurpose
  • They look great in a variety of colours
  • It is much easier to clean unlined equipment than upholstered.
  • Each tank is custom-made for a specific application.

Even stainless steel (SS) tanks can suffer corrosion. In leachate treatment, reactor tank applications SS quite possibly cannot withstand the very high levels of sulphur that may accumulate at the top of commercial digester tank rims.

Glass Fused to Steel Tank Disadvantages

Glass Fused to Steel Tanks don&#;t come with totally positive reviews. Although the drawbacks aren&#;t too severe, they are worth noting:

  • To prevent leaks from developing, joints where the GFS Tank bolts down to concrete base slabs must be designed and sealed.
  • The glass coating may chip at the point where impact is caused by physical damage such as being struck by a crane while moving other sections of digester like pumps.
  • concrete is a competitor technology to steel biogas tanks, where concrete provides better insulation. Concrete digester tanks don&#;t require thermal insulation, so it is cheaper to add insulation around GFS Tanks.
  • A steel tank will not be suitable for external soil loads if it must be partially or fully buried.
  • As they are bolted steel tanks, make sure the GFS tank that you purchase has edge corrosion protection. If the edges of the panels are not coated, it could cause a problem in the long-term.

All of these issues can be avoided by following good design, installation, as well as operational practices.

Leachate Tanks in Cool Climate Countries

Leachate Tanks in cool-climate countries are must usually covered with external thermal insulation material. At the outer edges, this can be done using plastic-coated insulted aluminium profile sheets. This is done to protect the GFS tank insulation once it has been installed. This also shields the tanks from accidental impact damage to the fused-to-glass-enamel while they&#;re in use.

The Main Cost Disadvantage of Glass Fused to Steel Tanks vs Epoxy Coated

GFS tanks have many great advantages. However, their greatest disadvantage is often their high cost compared to some other steel tanks. Epoxy tanks can be less expensive than glass-lined ones.

Many businesses might think they won&#;t be able to pay the upfront fees. It&#;s worthwhile to look at the total cost of ownership over its lifetime. Maintenance costs are lower and don&#;t have to be replaced as often with a GFS.

Quality Assurance Standards For Glass-Fused To-Steel Bolted Tanks

Glass-fused-to-steel tanks are increasingly popular among engineers and other professionals in the industry. These tanks are resistant to defects and will last for decades in even the most challenging conditions. Glass fused tanks must be constructed using this unique glass-fused to-steel technology. The quality of the tank must also be certified ISO .

Other Types of Tank Materials

Porcelain-enamelled tanks are very durable and do not require recoating if they are well made.

Although steel, aluminium, cast iron and copper can all be used to coat glass substrates, porcelain enamelled tanks made from steel are the best. The tank&#;s dimensions will determine the type of steel that is used. Larger tanks might require a stronger grade of steel.

High-Quality Glass-Fused to-Steel Tanks

Only manufacturers that have ISO certification can be purchased from. This means the units must pass 16 standard inspections before they are allowed to go on sale. Because of their low maintenance requirements, glass fused to steel tanks are excellent for the storage of potable, municipal, and industrial fluids.

Bolted Steel Panel Installation and Construction of a Base Slab

GFS Tank suppliers and erectors are the best in the business. They offer a complete service including foundation installation, sidewall erection, and roof construction.

Tanks are usually constructed in less time than in-situ concrete options.

The Ultimate Flat Pack!

For easy transport and handling, tanks are delivered flat-packed to construction sites.

The kit&#;s main components are the glass-fused to-steel panels. They are ready for bolting together and can be customized with any cut-outs for manways, nozzles and other accessories.

The leading companies provide building crews that are trained and certified in the erection process. This ensures the same quality control on the ground as in the factory. The panels are assembled and sealed with a high-performance seal appropriate to the substance.

Corrosion Protected Bolt Heads

All bolt heads are plastic-capped to protect them from corrosion in the environment.

The bolt head seals and protects the shank from contact with process fluids. It is done by pressing mastic between the panels.

Only properly qualified erectors are required for the construction of these tanks. This cannot be done with on-site labour.

Leachate Glass Fused To Steel Tanks &#; Concluding Remarks

There are many options for liquid storage tanks. They come in different sizes and capacities, ranging from hundreds of thousands to millions of gallons. This allows you to meet the most stringent storage needs. GFS tanks, or tanks made from glass fused, are the most common single tank type.

Many experts in biogas plants believe that Glass Fused To Steel Tanks make a great choice for sequencing batch reactors (SBRs) as well as other leachate treatment processes, and ancillary tank uses.

This tank is capable of holding more aggressive liquids than any other tank, such as digestate and wastewater. The tank&#;s tank cover is also resistant to a chemical attack that could otherwise cause damage to other tanks.

The Advantages of GFS Tanks Used as Wastewater Tanks

The Advantages of GFS Tanks Used as Wastewater Tanks

 

Wastewater management is a critical aspect of ensuring public health and environmental sustainability. Proper storage and treatment of wastewater are essential to prevent pollution and protect water resources. In this regard, Glass-Fused-to-Steel (GFS) tanks have emerged as a highly advantageous solution for wastewater storage. Let's explore the benefits and advantages of using GFS tanks in wastewater management.

 

Corrosion Resistance: One of the primary advantages of GFS tanks in wastewater applications is their exceptional corrosion resistance. The glass coating fused to the steel panels creates a robust barrier that protects the tank from the corrosive properties of wastewater. This ensures the longevity and durability of the tanks, even in aggressive wastewater environments.

 

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Durability: GFS tanks offer exceptional durability, making them suitable for long-term wastewater storage. The fusion of glass and steel creates a strong and impact-resistant structure that can withstand external forces and harsh environmental conditions. This durability minimizes the risk of leaks, cracks, and structural failures, ensuring the safe storage of wastewater.

 

Chemical Compatibility: Wastewater often contains various chemicals and contaminants that can potentially react with tank materials. GFS tanks provide excellent chemical compatibility, as the glass coating is inert and resistant to chemical reactions. This allows for the safe storage of different types of wastewater without the risk of degradation or contamination.

 

Easy Maintenance: GFS tanks have a smooth, non-porous surface that resists the accumulation of sediment, sludge, and biological growth. This characteristic makes them easy to clean and maintain. Regular maintenance tasks such as tank inspections, cleaning, and removal of accumulated debris are simplified, reducing downtime and operational costs.

 

Rapid Installation: GFS tanks are typically delivered in prefabricated panels, allowing for quick and efficient installation on-site. The bolted design of GFS tanks facilitates easy assembly without the need for specialized labor or heavy equipment. This saves time and reduces installation costs compared to other tank construction methods.

 

Versatility: GFS tanks offer versatility in design and configuration to accommodate different wastewater management needs. They can be manufactured in various sizes and capacities, allowing for customization based on specific project requirements. Whether it's a small-scale residential wastewater treatment system or a large-scale industrial facility, GFS tanks can be tailored to suit the application.

 

Sustainable Solution: GFS tanks contribute to environmental sustainability in several ways. The materials used in their construction are recyclable, promoting a more eco-friendly approach to wastewater storage. Additionally, the corrosion-resistant properties of the glass coating minimize the risk of leaks or spills, ensuring the protection of surrounding ecosystems and water sources.

 

Cost-Effective: GFS tanks offer long-term cost savings in wastewater management. Their durability and low maintenance requirements reduce the need for frequent repairs and replacements. The ease of installation further reduces labor and installation costs. Moreover, GFS tanks can be relocated if needed, providing flexibility and cost-efficiency in the long run.

 

In conclusion, GFS tanks provide numerous advantages when used as wastewater tanks. Their corrosion resistance, durability, easy maintenance, and chemical compatibility make them an ideal choice for wastewater storage. With their versatility, rapid installation, and cost-effectiveness, GFS tanks offer a reliable and sustainable solution for wastewater management, contributing to the protection of public health and the environment.

 

As a leading storage tank manufacturer in China. Center Enamel can provide GFS Tanks, SS Tanks, Epoxy Coated Bolted Steel Tanks, Galvanized Tanks, Aluminum Dome Roofs, Wastewater, and Biogas Project Equipments for global customers.

 

Wastewater Treatment Project Equipment Supply


Mechanical Bar Screen

Solid-liquid Separator

Submersible Mixer

Gas Holder

Boiler System

Boost Fan

Biogas Generator

Torch System

Dehydration and Desulfurization Tank

PAM Integration Dosing Device

Screw Sludge Dewatering Machine

Slurry Separation Centrifuge

Sewage Pump

Mud Scraper

Submersible Sewage Pump

Three-phases Separator

 

 

The Leading Bolted Steel Tanks and Roofs Manufacturer in China

 

Shijiazhuang Zhengzhong Technology Co., Ltd (Center Enamel) is a professional manufacturer dedicated to the design and fabrication of bolted storage tanks since . Our product range includes Glass-Fused-to-Steel (GFS) tanks, 304 and 316 stainless steel tanks, Fusion bonded epoxy tanks, Galvanized steel tanks, Aluminum geodesic dome roof, etc. With a professional enameling R&D team and more than 20 enameling patents, Shijiazhuang Zhengzhong Technology Co.,Ltd has become the leader in bolted tanks industry of Asia. It is certified to ISO , NSF/ANSI 61, ISO , LFGB, BSCI, ISO , ISO , and other international standards.

 

Shijiazhuang Zhengzhong Technology Co., Ltd is not only the first manufacturer in China which produces Glass-Fused-to-Steel tanks but also the most experienced professional bolted tanks manufacturer in Asia. The engineering & design, product testing and quality system of Shijiazhuang Zhengzhong Technology Co., Ltd (Center Enamel) Glass-Fused-to-Steel tanks is in strict accordance with AWWA D103-09, OSHA, ISO , NSF/ANSI 61, NFPA and other international standards. Center Enamel Glass-Fused-to-Steel tanks are wildly used in drinking / potable water, industrial effluents, municipal sewage, bio-energy, landfill leachate, agriculture and other applications. Until , Center Enamel bolted tanks have been exported to more than 90 countries including USA, Australia, Canada, Malaysia, Indonesia, Russia, UAE, Panama, Brazil and South Africa, etc. Our superior tank quality and prompt service gains us worldwide recognition.