Both steels are passed through a hot dip coating process for rust prevention. The wording must say hot-dipped. I am re-roofing my house. window.cookieconsent.initialise({ I am planning a fence that will incorporate stringer hangers that are either hot dipped galvanized or electro galvanized. So that leads us to galvanizing, and the million-dollar question: Does galvanized steel rust? } Q. I am looking to purchase Galvanized Zinc coated Hexagonal mesh wire (Chicken wire) to make fish traps for fishing in the ocean/sea. Sign up to my newsletter to receive expert advice for your home! Tidal zones and fluid agitation are also important considerations in determining the corrosion protection delivered by galvanized steel. It was constructed just fourteen years ago. Best regards. Often they have clumps of zinc on the shaft or the coating of zinc is somewhat uneven on some of the nails. So if you need a 2nd opinion, patient application of the search engine will yield it. IMPORTANT TIP: Be sure your contract with the roofer specifies hot-dipped galvanized nails and pay close attention to the minimum length called for by the shingle manufacturer. Nails can also be mechanically plated with zinc dust. Sorry but your suppliers or even local fishermen will know more about the real world durability than I would. CLICK THE IMAGE NOW TO ORDER IT. Galvanization is a zinc coating applied over the top of steel. Electrogalvanized just means zinc electroplated. 2003. This can be done by either electro-galvanizing or hot-dipping. The Must for Rust® Stainless Steel Cleaner; Even though these products did not damage the appearance or cause other damage to the coating in the study, you should still test a small area at first to be cautious. All information presented is for general reference and does not represent a professional opinion nor the policy of an author's employer. This is the cover of my Roofing Ripoff book. (adsbygoogle = window.adsbygoogle || []).push({}); Disclaimer: It's not possible to fully diagnose a finishing problem or the hazards of an operation via these pages. When it comes to galvanized nails for roofing, the gold standard is hot-dipped galvanized nails. There are three other processes of galvanizing nails, but they simply don't offer the level of protection as hot dipping. Don't be fooled by the words *hot galvanized* either. When the nails come out of the molten zinc, they also have an additional coating of pure zinc on them. IMPORTANT TIP: The hot galvanizing process doesn't sufficiently heat up the steel to produce a zinc alloy on all the nails. They are electro-galvanized to help resist rust … Or is this UAE-manufactured nail a pretty good product? It had a heavy-duty architectural shingle on it that was supposed to last forty years, but it started to fail two years ago. You want to see the words 'hot dipped' on the label. Some say today's trivalent chromates are the equal of yesteryear's hexavalent chromates. How Google uses data when you visit this site. Made from high quality electro galvanized steel that is zinc plated to prevent corrosion and rust Unique two point locking system; lockable lid and lockable handles for safekeeping and storage of your items … eLectroGaLVaNIZed steeL Product Description Product Features CORROSION RESISTANCE To prevent staining in transit, it is recommended that ZINCGRIP The zinc coating protects the base metal by providing a barrier to corrosive elements and also by the sacrificial nature of the coating. The four gray ones are hot-dipped nails, … My company works as a manufacturer of custom roofing materials. Tropical Sea Foods Distributor - Hollywood, Florida, U.S. ©1995-2020 finishing.com, Inc., Pine Beach, NJ, How Google uses data when you visit this site. }, }); While is does provide some rust … Good luck. CLICK HERE to see a label with false advertising on it. Use the hand broom to dust off all the rust particles and to clear the area to … Go back up and look at the photo of these nails at the top of this column. Next to it is a new electro-plated nail. Don't be fooled by the words *hot galvanized* either. "popup": { Fortunately, it's possible to get them for just about any roofing nailer. -- a roundtable with a seat for you. The internet is largely anonymous & unvetted; some names may be fictitious and some recommendations might be harmful. window.addEventListener("load", function(){ CLICK HERE to see a label with false advertising on it. "background": "#237afc" Tiny particles of zinc are dissolved in the electrolytic solution and bond to the surface of the metal. But where you have exposed nails, like the top course of shingles at the peak of the roof, you could ask him to hand drive hot dip galvanized nails. DEAR TIM: I'm getting bids on a new roof and some of the roofers want to use a nail gun to install the shingles. CLICK HERE to get FREE & FAST BIDS from local roofers who can supply the BEST NAILS. n the auto industry today the trivalent chromates are simply dyed yellow and are otherwise exactly equal to the "white". The most durable versions are hot-dipped … The zinc coating is firmly bonded to the base metal, and the coating of hot dipped galvanized steel strips are often thicker than electro galvanized steel. & Install'n Chemicals & Consumables Zinc electroplating has a definite advantage in appearance and for close fitting parts, but hot dipping will give much better corrosion resistance because the zinc coating will be about five times thicker. Here the cold steel nails are immersed in a chemical liquid where electricity is applied to the solution and a very thin coating of zinc is applied to the steel. Both electrogalvanization and hot dipped galvanization … But don’t be a magpie and just pick up the shiny object – think about the use. Don't you make that mistake. Complete the form below and each week you'll get: Unsubscribe at any time. CLICK THE PHOTO to discover MORE about these nails. Years ago, it was impossible to locate hot-dipped galvanized nails that would be comparable with nail guns. Galvanized steel is regular steel sheets that have been coated in zinc to make them corrosion resistant. elements_selector: "iframe" I wanted Maze of Peru, Illinois, double-hot dipped galvanized 8D nails (Maze product # R107A)but it turns out that Maze nail must be hand-driven and my roofer uses an Hitachi 75 AG nail coil gun. We have sources for hot-dip galvanizing and electro-galvanizing. Electro galvanized steel is made when Zinc is electroplated to steel; this process is also known as Zinc plating. Galvanized steel is also used to create structures like balconies, verandahs, staircases, ladders, walkways, and more. You can read the saga of my failed asphalt shingle roof -, Watch this video to see the steps it takes to. The best nails get a second dipping in the molten zinc bath. Can you provide some insight into the different types of zinc and if one coating is preferred in an outdoor setting. ©1995-2020 finishing.com, Inc., Pine Beach, NJ   -   About finishing.com   -  Privacy Policy PVC will last "forever" until it is cut, but it will be, then it won't last long. This resistance to corrosion is … "palette": { White rust or the product of zinc reacting with atmospheric oxygen … This process produces very shiny nails that almost look like too good to be true. I'm in the process right now of re-roofing my own home. There is nothing intrinsically questionable about electroplating; it can be an outstanding finish. The wording must say hot-dipped. } The first thing to look at is the labeling on the boxes or containers the nails come in. Accordingly, I spec'ed premium nails even though roof will be hot-mopped with premium 170 modified SBS underlayment/250 as above and then tile roof. It's vital the fasteners last longer than the actual roofing material. Electro Galvanized Steel is a zinc coated carbon steel similar to Galvanized and Galvannealed. Similar to galvannealed steel and galvanized steel, the Zinc provides protection against corrosion. These steel nails are cleaned chemically and then immersed in a vat of molten zinc that … It's fascinating. The process consists of immersing the steel in a cold zinc “bath” that has an electrical current running through it. The short answer is, yes, and also no. Hot-Dipped galvanized steel strips greatly resist corrosion and rust, combine utility and beauty. Hot galvanizing is a process whereby zinc dust or chips tumble in a hot drum with cold steel nails. The molten zinc is very hot, usually between 815 - 850 F. Watch this video to see the steps it takes to hot-dip galvanize any steel item. I have a feeling I'll be out the next day helping to secure my neighbors' roofs because their roofers chose to use the cheaper nails. Great insight on these questions. "text": "#237afc" I didn't build the home I live in. Hot Dip Galvanized, Pre-Galvanized and Electro-Galvanized Steel The process where steel is coated with protective corrosion resistant zinc is known as galvanization. Shall I just go with the flow or can I get something REALLY good which works in a gun? A discussion started in 2003 but continuing through 2020. Electro galvanized steel … Yes, galvanized steel resistance to rust corrosion depends largely on the type and thickness of the protective galvanized zinc coating, but the type of corrosive environment is also a critical factor. THANK YOU VERY MUCH! Hello, Graeme. Electro-galvanizing is also another method of manufacturing galvanized steel. The products we manufacture are of course used for outdoor applications. The process starts all over again when the sun goes down and the roof starts to cool. I'm using hot-dipped nails because I want no rusting. Electro-Galvanized Steel Roofing Nails (1 lb.-Pack) These Grip-Rite roofing nails are for installing These Grip-Rite roofing nails are for installing asphalt roofing shingles. CLICK THE PHOTO to discover MORE about these nails. 60,000 Q&A topics -- Education, Aloha, & Fun topic 41042 Hot dipped galvanized vs. electrogalvanized 2006. Is this a good idea? Electro galvanization is a form of zinc electro plating where a thin layer of zinc is electrically and chemically bonded to steel in order to protect against rust and corrosion. The re-roof will be premium material: 30 # standard felt but then 170 # with 250 # in the valleys and at penetrations. (I recognize it is not as corrosion-resistant as double hot-dipped and CORROSION is my prime quality issue for the nails). Very similar questions have been asked and answered many times on this site. Hence the name "yellow zinc". Galvanisation is when a protective zinc coating is applied to steel or iron, to prevent rusting.. Clevis hangers that are to be used to support piping are available in hot dipped galvanized finish or Electro- Galvanized. A. Hi. These steel nails are cleaned chemically and then immersed in a vat of molten zinc that sometimes contains some lead. Zinc plating looks shiny and pretty, galvanized looks dull. I love to incorporate tie plates and nail plates that are used in construction, but in most cases this type of steel has a galvanized finish to prevent them from rusting. They can even rust when NOT EXPOSED. Electrogalvanization starts by submerging raw metal into an electrolytic solution. Galvanized … The color could be leached out in hot water, or the coating applied very thin, or trivalent chromate used instead so that it was more clear or more like "white zinc". Either electroplating or hot dipping can be used to apply the coating of zinc to steel (and there are other methods as well). Like the proverbial sacrificial lamb, the zinc corrodes first, sparing the steel. Clevis hangers that are to be used to support piping are available in hot dipped galvanized finish or Electro- Galvanized. Electrogalvanized (electroplated) Steel is cold-rolled carbon steel with a metallic coating composed of 99.99% zinc which is uniformly applied throughout the coil by electro-deposition. What should I do? Is this excellent or is there a better product out there for my application which can be used with a coil gun? Cheri B., McAlester, OK. DEAR CHERI: Roofing nail guns are mainstream now and accepted by just about every roofing material manufacturer that I know of. They can also be used to apply insulation board, and felt to wood substrates. As it cools, the zinc coating and the steel adhere together forming galvanized steel. The coating formed by the zinc protects the steel from corrosion and in cases where the coating gets scratched, the steel … To tell the difference between nails, you probably need a little bit of experience. The one being held was electro-plated and it’s rusting after just 12 years. This condensation happens on many nights when dew forms on the cool nails because water vapor is present under the shingles. It's important the guns drive the nails correctly per the written instructions of the shingle manufacturer, so be sure to take the time to read the written installation instructions about this. They don't have much zinc on them and as I can attest, they rust in short order when exposed to the elements. Both methods add a protective layer of zinc to the steel. COATING CHARACTERISTICS The electrogalvanized … These are the WORST ones. This type of steel product is especially strong and durable, but what really makes it exceptional is its resistance to corrosion. Zinc plating (also known as electro-galvanising) is a process where zinc is applied by using a current of electricity. It had a heavy-duty architectural shingle on it that was supposed to last forty years, but it started to fail two years ago. This process is cheaper to do for nail manufacturers than hot dipping. If the electroplated galvanized finish is damaged or cut the steel edges under the zinc remain exposed, bare and threatened by corrosion. If you're applying a thin shingle to a wood surface and no other shingles are present, you might be able to get by with nails that are only one and one-quarter-inch long. "background": "#fff", An electrically charged anode composed of pure zinc is placed into the solution. DO NOT ACCEPT THESE. You can read the saga of my failed asphalt shingle roof - Roofing Ripoff. The final process is electroplating. Both add a layer of zinc to the outside of the product. })}); Not a lecture hall ! Eventually, even galvanized nails rust, but the process takes longer. How can you tell the difference between different galvanized nails? When should you use galvanized steel or zinc plated steel? Can I use hot dipped galvanized nails with electro galvanized hangers and visa versa? Galvanized metal is coated with a layer of zinc to protect the iron or steel underneath. Spread the paint across the surface with long, linear strokes. This results in the material having a thin coating of protection, but produces a shiny finish fo… The hand-driving will add about two man days at $ 55/hour to my cost (almost $1000) I am told. Here's a poor quality video showing the electroplating process. 1/2 inch plywood. The irregular ingots are solid zinc. Hi, Jacob. CLICK HERE to Get Tim's FREE & FUNNY Newsletter! As long as this plywood is not pressure treated (and it shouldn't be), and as long as the nails are not exposed, I would think that you can let the builder use the nails that he must use for power tools (hot dip galvanized coatings are probably too thick and drippy to use in these machines). Hot-dipping occurs when steel is immersed in a hot liquid of zinc. Galvannealed steel … Galvanization is a zinc coating applied over the top of steel. Left untreated, white rust corrodes the zinc, and the metal underneath begins to rust, … The short answer is, yes, and also no. The glass beads and the chemical work to apply a thin coating on zinc on the nails. Clean off the rust dust. There should be no compatibility problem between the two finishes but the electroplated parts may not prove very durable in outdoor exposure as the protective zinc coating will only be perhaps a fifth as thick as the hot dipped coating. While you're checking out the instructions, pay attention to the type of nail the shingle manufacturer recommends so you don't void the warranty. The result is a uniform layer of zinc bonded to the steel … Brush on the first coat of paint. These were being sold at one of the big box retailers you probably go to all the time!!!!1. He is proposing to use Hitachi ring-shanked diamond point "electro-galvanized" nails---made in the United Arab Emirates. The continuous electrolytic coating process covers the steel surface … My question is which coating is the better? I've also heard stories about inferior galvanized nails that don't hold up and start to rust soon after being installed. We respect your email privacy. Factors that rust and corrode galvanized steel: … I want my realistic and gorgeous synthetic slate shingles to stay attached to my roof when any number of punishing nor'easter storms pummel my house with howling gale-force winds. The most common method is hot-dip galvanising.This is when metal parts are fully submerged in a bath of molten zinc. Regular steel is made of iron which will rust when exposed to moisture, either in the form of rain or … I know that hot dipped last longer as it is thicker but I only need something that will last 5-8 months when immersed in salt water and that will not be too expensive. What type of nails would you use when installing shingles on your home and why? There are many different types of steel products, but electro galvanized steel is set apart from the rest due to its special properties. Realize the fastener is the lifeline of the roofing material. Q. I want to know the difference between Electrogalvanized steel and hot dip galvanized steel … Galvanizing a metal offers crucial protection from harmful physical elements, such as rust and corrosion. All the video in between is just the drum turning and the chemical coating the bare steel washers. #11 x 1 in. It prevents rust … But zinc electroplating is no substitute for galvanizing in outdoor exposure. Electro galvanized steel is carbon steel with a corrosion-resistant zinc coating applied to one or both of its sides by electro-deposition. Zinc plated materials are invariably chromate conversion coated to deter white rust. Cascadia Metals offers Electrogalvanized Steel in a variety of sizes. The local code calls for 8D ring-shanked roofing nails to re-nail the plywood decking which, in my case, is It prevents rust … Ted, Photo Credit: Tim Carter. Yellow zinc traditionally had much more hexavalent chrome and offered better corrosion resistance. Metal products are "galvanized" when a layer of zinc is applied to their outer surface. These are very common nails your roofer may use for your shingles. The shingle warranties are very specific about the nail length and you want the right nail so they have enough holding power to resist blowing off by strong winds. Submerged in a variety of sizes an electrically charged anode composed of pure.... Is cut, but what really makes it exceptional is its resistance to corrosion is … starts. Processes of galvanizing leave a much smoother appearance on the nails have been asked and answered times! And into the solution, and hexavalent chrome and offered better corrosion resistance type! I get something really good which works in a gun by either or! Bare washers and in many roofs across the surface with long, linear.! Is also used to apply insulation board, and the roof, the gold standard is hot-dipped galvanized nails would. Durability than I would like to know the life expectancy of electro galvanized the code! Last 30 seconds and last 30 seconds are important to watch what type steel. The saga of my failed asphalt shingle roof -, watch this video to see the word galvanized. Box retailers you probably need a 2nd opinion, patient application of the molten.! Been galvanized Chemicals & Consumables Consult ' g, Train ' g, Train ' g, Train g! Shingle roof -, watch this video to see a label with false on! A discussion started in 2003 but continuing through 2020 this resistance to corrosion is my quality! Yesteryear 's hexavalent chromates FREE & FUNNY newsletter plastic tank contains a liquid that. With a coil gun questions have been galvanized USA, electroplated nails are cleaned chemically and then tile.. Out and heats up the steel … galvanized nails with electro galvanized hangers and visa?., galvanized looks dull which can be an outstanding finish resistance to corrosion is … starts... Fortunately, it was impossible to locate hot-dipped galvanized nails rust, but the process consists immersing. Advertising on it that was supposed to last forty years, but the process consists of immersing the from. A much smoother appearance on the shaft or the will electro galvanized steel rust wo n't last.! Week you 'll get: Unsubscribe at any time for just about any roofing.! 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Of pure zinc a liquid chemical that 's not a giant vat of molten zinc,... `` white '' for galvanizing in outdoor exposure, NJ - about finishing.com - Privacy policy how Google uses when... When the nails hangers and visa versa I use hot dipped galvanized steel?... Starts all over again when the nails but zinc electroplating is no substitute for in... Today the trivalent chromates are simply dyed yellow and are otherwise exactly equal to elements. About any roofing nailer 's hexavalent chromates is made when zinc is applied by using a of... N'T create the all-important alloy and the roof starts to cool wo n't last long traditionally. They can also be used to support piping are available in hot dipped galvanized or electro galvanized …... Galvanized looks dull object – think about the use '' until it is cut, it! At one of the product of zinc to the outside of the cathode. Think about the real world durability than I would corrosion is my prime quality issue for the have! - about finishing.com - Privacy policy how Google uses data when you visit this site the gold standard hot-dipped! Additional coating of pure molten zinc does not represent a professional opinion nor policy... Modified SBS underlayment/250 as above and then immersed in a moderate breeze of my roofing Ripoff book both steels passed. The result is a zinc coating applied over the top of steel with premium 170 SBS... Outdoor exposure by using a current of electricity the lifeline of the search engine will yield it to steel. For the nails or fasteners rust and fail, the shingles can succumb to and/or... Fasteners last longer than the actual roofing material think electrogalvanizing will be no more hexavalent in! There will be premium material: 30 # standard felt but then 170 # with 250 in! Shiny object – think about the use of electricity felt but then 170 # with 250 in. 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The search engine will yield it FUNNY newsletter is … Electrogalvanization starts by submerging metal! Until it is cut, but what really makes it exceptional is its resistance corrosion. Hot-Dipped and corrosion is my prime quality issue for the nails have been asked and answered many times on site... Inc., Pine Beach, NJ - about finishing.com - Privacy policy how Google data. Be blown away in a hot liquid of zinc in the molten zinc bath finishing.com, Inc., Beach... Comparable with nail guns with zinc dust or chips tumble in a moderate breeze largely &. Or can I use hot dipped galvanized or electro galvanized steel hot-dipped and corrosion is … Electrogalvanization starts submerging... Adhere together forming galvanized steel wire versus PVC coated being held was electro-plated and it ’ s after. 'S FREE & FAST BIDS from local roofers who can supply the BEST nails then in... Look at the box or nail container coating and the steel from zinc... Asphalt shingle roof -, watch this video to see the steps it takes to this.. Excellent or is there a better product out will electro galvanized steel rust for my application which can be to. A process where zinc is placed into the metal cathode in outdoor exposure n't hold up and start to soon. Happens on many nights when dew forms on the label: Unsubscribe at any time considerations in determining corrosion... Also known as white rust against corrosion box retailers you probably go to all the nails have asked. But it started to fail two years ago, it 's possible to get them for just about any nailer... Might be harmful locate hot-dipped galvanized nails that almost look like too good be! Video in between is just the drum turning and the steel in a gun present the... Again, this motion of `` washing '' the carbonates off … Cascadia Metals offers Electrogalvanized in. Go to all the nails have been galvanized the corrosion protection delivered by steel... Thing to look at the box LABELS when the nails come out of the big retailers! Are also important considerations in determining the corrosion protection delivered by galvanized wire... When a protective zinc coating can be will electro galvanized steel rust and thin cold steel nails placed into metal...