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galvalume sheet vs gi sheet

Traditional galvanized metal roofing is a corrugated sheet of carbon steel with a galvanized coating. Find here Galvalume Sheet suppliers, manufacturers, wholesalers, traders with Galvalume Sheet prices for buying. Bare Galvalume sheet Our Bare Galvalume Roofing Sheet are available in numerous sizes, designs and colors and are in extensively demanded in homes, restaurants, hotels and many other places. We can produce products which own zero spangle or mini spangle. Previous Post: Before Your First Weld: How to Prepare, Next Post: How to Choose the Right Material for Metal Handrails. It offers a yield strength of min 550 mpa and 770 mpa to meet the needs of various application. The coating is created by dipping the straight sheet in. Metal Roofs – Aluminum vs Galvanized/Galvalume. the method as specif:~ relevant ISO standard 111ay also be followed as an alternate method. Traditional galvanized metal roofing is a corrugated sheet of carbon steel with a galvanized coating. It is the corrosion resistance of our ordinary hot-dip galvanized 2-6 times.Its high temperature performance is also better,which can be used in the case of 300 ℃ does not change color, short-term use, at 700 ℃ also has a good Of the color retention, and has an excellent heat reflection effect. It is divided into two kinds, one is the normal/regular spangle, the other is zero spangle. After the coating hardens, the sheet is put through a cold forming. For sacrificial protection, the GI pure zinc is the best, GL products compared to the weakest. The small amount of silicon helps the coating adhere to the underlying metal, even when it is being cut or rolled into the corrugated shape. This process is called galvanization. When working with sheet metal, the term “gauge” is often used. So this kind of product is now a large number is used in the construction of household appliances industry. Q. When compared to aluminum coated sheet steel, Galvalume sheet has superior corrosion resistance at sheared edges. The galvanic and barrier properties of the zinc coating protects the base steel and any cut edges from corrosion and provides a good surface for paint for additional barrier protection and aesthetics. Galvanized metal roofs may also be used by architects looking for a traditional, rusted appearance in a new building. Its zinc spangle looks like pretty fish scales, which is very beautiful. Hot-dip pure zinc products are characterized by surface appearance, good corrosion resistance, good processing. Q. Gague (Ga.) is a length measurement unit for diameters originating in North America and belongs to the Browne & Sharpe metering system. It combines the strengths of both materials, strength and plasticity of the steel, and a corrosion-resistant coating. 09AATCS2297P1Z5. Sivanta Roofing Private Limited. Galvalume steel sheet can be welded similar to other zinc coated sheet products. These sheets can cover the buildings in all types of weather and environments around the world, the reputation of Galvalume sheet is hugely demanded by all the architects, contractors and building owners. We had used CRCA (cold rolled close annealed) sheets for making furniture and found that it eventually corrodes if the surface is scratched. Also, Galvalume costs more than galvanized metal roofing – but the fact that a Galvalume metal roof will last up to twice as long as a galvanized roof of the same thickness could make up the difference. Receive monthly updates from IMS! Prepainted Steel Coil Coating Classification, Dezincification of Stamping Galvanized Steel, Galvalume Color Coated Steel -Moon Matte SELiOS Prime, Aluzinc Sheet:Metal Roofing and Wall Better Choose. PRODUCTS . We can see this schematic diagram, this is the strip after annealing so far into the zinc pot, in the case of air, zinc plated zinc after the finished zinc strip. Originally used in the fields of medicine and jewellery, the larger the The zinc ions bond with iron molecules in the steel to create a shiny, rust-resistant finish on its surface. Contact US. Galvanized Sheet is carbon steel sheet coated with zinc on two sides by a continuous hot-dip process. The extra corrosion resistance of Galvalume means that scratches, bends, or cut edges won’t rust so quickly, and it also makes a better choice in rainy climates and in salt air. It has better resistance to oxidation and can withstand temperatures up to 315°C without discolouration. ; JSW Colouron+ is light weight high tensile sheet. Major applications are for metal building components, including roofs, side sheets, and structural members. GI GL PPGI PPGL Galvanized galvalume prepainted steel coils roofing sheet roofing nails GI wire Black wireGI GL PPGI PPGL Galvanized galvalume prepainted steel coils roofing sheet roofing nails GI wire Black wire. We know that the melting of pure iron is 1534 ℃, the melting point of zinc is only 419 ℃, so that the treated strip can be directly immersed in molten zinc liquid zinc. During the summer it makes buildings cooler by efficiently reflecting away sunlight and reducing the amount of heat transmitted into the building. [/vc_column_text][/vc_column][/vc_row][vc_row][vc_column width=”1/1″], [/vc_column_text][/vc_column][/vc_row][vc_row][vc_column width=”1/1″]. It is characterized by corrosion resistance is particularly good.The appearance of the surface is also very beautiful. This post is mainly introducing  the Galvanized steel classification. Smooth surface and uniform spangled appearance. Concrete and mortar are highly alkaline environments. Contact us. process invented by Bethlehem Steel in 1972 is similar to galvanization, but also adds aluminum and silicon to the zinc. Manufacturer of Galvulume Sheets - GI/GL Roofing Sheets, Aluminium Roofing Sheet, GC Sheet and Galvalume Roof Sheets offered by Helios Industries, Rajkot, Gujarat. The parameters used to weld Galvalume and Galvalume Plus are similar to those for galvanized steel. Bare Galvanized steel and painted Galvanized perform better in this type of environment. About us. Bare Galvalume and painted Galvalume sheets suffer rapid corrosion when in contact with mortar and concrete. Gague are used to specify the thickness of a metal sheet. Hot Selling Chromadek Galvalume Coils Ral 9002 Ppgi Steel Coil Vietnam For Wholesales. These “corrugations” give the sheet more strength and stability when it is installed as a roof. 3. For sacrificial protection, the GI pure zinc is the best, GL products compared to the weakest. Bare Galvalume steel and painted Galvalume sheets will suffer rapid corrosion when in contact with mortar and concrete. With the growing needs of painting requirement in the automotive industry,  zinc liquid lead content reduced to dozens of ppm later. For the corrosion resistance after molding, the three GL/GA/GI are basically the same. There are pros and cons to each type. Because of zinc in the liquid lead can not be extracted very pure, the surface there are always some spangle. But its surface morphology is gray which is not suitable for bare use.We are not recommended this products if it does not needed painting.because it contains 7-15% of the coating inside the iron.This part of the iron will generate a very pale light red rust. Loni Industrial Area, Ghaziabad, Uttar Pradesh. GI (galvanized) sheet vs. CRCA for rust prevention and corrosion protection. Therefore, you can directly use. A wide variety of gi coil galvalume sheet options are available to you, such as standard, processing service, and surface treatment. Galva-annealed steel sheet offers significant improvements in weldability and paintability by undergoing a simple pre-treatment process. After painting the anti-corrosion, the GA is the best. The answer lies in the difference between the two. Galvanized steel coils. After the coating hardens, the sheet is put through a cold forming corrugation process, which bends the sheet into parallel linear patterns. Find the address and contact details for all our branches. A superior anti-fingerprint coating that looks better, and lasts longer. All Metal Roofs Are Not Created Equal . This method tightly adheres the coating to the steel with an iron-zinc alloy bonding layer formed by a diffusion process while the heated steel strip is in contact with the molten zinc. The coating of the paint, GA is the best. In general, the 55% aluminum-zinc coating is soft and less conductive when compared with uncoated steel and therefore requires higher welding currents, welding times and electrode forces for resistance welding. The coating of the paint, GA is the best. Tinplate – Best Packaging Medium. This nomenclature can be different in different countries. As the coating dries, patches of aluminum and zinc molecules coalesce into a pattern across the surface of the sheet. Log in or use the form below to start receiving updates. Metal Coated Steel Products Only first 4 categories are considered in this presentation, since they are the most widely used coated steel products. , which bends the sheet into parallel linear patterns. The offered Galvalume Sheets are steel sheet with a hot dip-applied coating of about 55% aluminum and 45% zinc. How to Choose the Right Material for Metal Handrails, Hot Rolled Blanchard Ground Precut Squares, 2016 Industrial Metal Tucson Anniversary Sale, Industrial Metal Supply Co. Approved for ISO 9001:2015 Standards, Industrial Metal Supply Co. Celebrates 70 years of Making Metal Easy, Industrial Metal Supply to Carry Range of Premium Shooting Targets, April, 2015, Industrial Metal Supply Promotes 4130 Tube And Other Products at SoCal Off-Road Tradeshows, September, 2012, Industrial Metal Supply Co. to Open Sixth Store in Tucson, July, 2012, Industrial Metal Supply Co. Paint does not adhere as well to Galvalume, so the aesthetics may not be as good. News. This blend is what makes it different than Galvanized Steel which is covered with a zinc-only coating. The composition ofCommittee responsible for formulation ofthis-standard is given in Annex A. This process is called galvanization. Become an authorized Distributor/ Retailer . GST No. Heat-reflective: GL is the best.[/vc_column_text][/vc_column][/vc_row]. [/vc_column_text][/vc_column][/vc_row][vc_row][vc_column width=”1/1″]. Hot Dip Galvanized Steel Sheet (GI) Galva-annealed Steel Sheet (GA) Hot Dip Aluminium Coated Steel Sheet (AL COAT) ... Fe-Zn Galva-annealed Steel Sheet (GA) Product Features . Steel Products. Its bright, white reflective surface makes it an ideal material for roofing. Zinc plating on the surface of the steel plate, through the physical role and electrochemical role, so that steel corrosion corrosive medium from the role. Image: Bethlehem Corporation Galvalume ® vs. Galvanized. The aluminum areas provide corrosion resistance and the zinc provides galvanization protection. So which one is better for a roof? In the atmosphere, the corrosion resistance of zinc is much stronger than steel, usually under the conditions of zinc corrosion resistance is 25 times the iron and steel. For these reasons, Galvalume metal roofs are much more popular. Galvalume vs. Zincalume 2003. Expands Selection, Services with New Irvine Location, September, 2010, Industrial Metal Supply Company Launches its First Retail Storefront Facility in Irvine, April, 2009, IMS Celebrates 60 years of Customer Service, As Customer Base Grows, IMS Gets Larger Cut of Metal Supply Biz, IMS Launches 3D Laser Cutter, August, 2008. The above mentioned designations viz., GI, GA, are normally used as a short form to designate the grades. The aluminum areas provide corrosion resistance and the zinc provides galvanization protection. After painting the anti-corrosion, the GA is the best. We are an architecture firm in So. This product has the advantage of coating the surface of the paint adhesion is particularly good, after painting the corrosion resistance is also very good, while its welding is also very good. During the market research and analysis, the marketing staff in CAMELSTEEL realize that, most of the domestic production unit of galvalume steel sheet all restructuring by adopting hot-dip galvanizing unit, and has a certain limit of the thickness of galvalume steel sheet. The benefits of metal roofing in New England cannot be disputed. . For more information on ordering galvanized or Galvalume metal roofing, visit, Properties & Most Common Uses of Aluminum. Galvalume may also be referred to as AZ-50 for painted and AZ-55 for unpainted sheet/coil, which refers to the coating weight. Galvanized steel sheets covered by this standard are intended to be used for purposes such as panelling, roofing, lock forming etc. automobile’s outer panel and refrigerator side panels. The basic purpose of coated steel is to prevent corrosion and enhance the surface life of base metal. Galvalume steel sheet can all be ordered directly from ArcelorMittal USA or Canada by contacting our Sales Departments at ArcelorMittal USA 1 South Dearborn St. Chicago, IL 60603 USA 1-800-422-9422 or constructioninquiries@arcelormittal.com ArcelorMittal Dofasco P.O. and we are working on a light commercial building. Get info of suppliers, manufacturers, exporters, traders of Galvalume Sheet for buying in India. Further our quality auditors test this sheet on set parameters to ensure a flawless product from our end and retain customer’s permantantly. Business listings of Galvalume Sheet manufacturers, suppliers and exporters in Kolkata, West Bengal along with their contact details & address. Bare Galvanized and painted Galvanized perform better in this type of environment. It is used in a wide range of industries including construction, household appliances and automobiles. Call 08048021499 72% Response Rate. August 31, 2010. Although the corrosion resistance of red rust will not be further expanded, but the appearance is not very good. TrustSEAL Verified. Also, Galvalume costs more than galvanized metal roofing – but the fact that a Galvalume metal roof will last up to twice as long as a galvanized roof of the same thickness could make up the difference. ; The consistency of the steel leads to very high quality and strength. When completing a project with corrugated sheet should you go with a galvanized or Galvalume metal roof? [vc_row][vc_column width=”1/1″][vc_column_text]Galvanized steel is a composite of steel and zinc. We can see an air knife to control the thickness of the zinc layer, and then you can see there are four small red, this is if the production of alloy products, strip to re-heating in this place, 7-15% Fe content In the coating which is alloyed products, follow-up is to be cooled. [/vc_column_text][/vc_column][/vc_row][vc_row][vc_column width=”1/1″]. For all tests specified in this standard (chemical/physical/others). Box 2460 Hamilton, ON L8N 3J5 Canada 1-800-363-2726 or customer-inquiries.dofasco@arcelormittal.com * Galvalume Plus is … SEND EMAIL . Hot-dip galvanizing is the use of steel and zinc melting point difference is relatively large. A discussion started in 2010 but continuing through 2019. Metal Coated Steel Products Galvanized (GI) – Hot Dipped & Electrogalvanized Galvannealed(GA) Galvalume (GL) Galfan Aluzinc Pre-Painted Steel Tin plate www.knowyoursteel.com 4. Both steels are passed through a hot dip coating process for rust prevention. The different. Essentially it is a 55% aluminum to 45% zinc alloy coated sheet steel. Cal. These “corrugations” give the sheet more strength and stability when it is installed as a roof. Features. For more information on ordering galvanized or Galvalume metal roofing, visit Industrial Metal Supply. We use powder coating process to paint our steel products. JSW Colouron+ is made from Pure Steel.This ensures maximum strength for every sheet of the colour coated steel. Precision Balls. Manufacturer of Roofing Sheet - Steel Color Coated Roofing Sheet, Powder Coated Roofing Sheet, Pre Painted Galvanized Roofing Sheet and GI Roofing Sheet offered by … For these reasons, Galvalume metal roofs are much more popular. For corrosion resistance, the Galvalume product is the best. The JSW Galvalume sheet, branded JSW Vishwas+, is a unique product that is suitable for heating and ventilation applications. Leave your message and we will get back to you Customer Care (Toll Free): 1800225225. Steel Sheet Products which are zinc coated steel products with long lasting corrosion performance and paintability for a diverse range of construction applications and environments. Check out our Galvalume Metal options at IMS! Home . In reviewing material submittals we have been given a sample labeled Galvalume Plus which the contractor says is the same as our specification for Zincalume. Check out our Galvalume Metal options at IMS! Galvalume should not be used on, in, or around concrete or mortar. For the corrosion resistance after molding, the three GL/GA/GI are basically the same. The coating is created by dipping the straight sheet in hot molten zinc. Typically, galvanized sheet roofs are used mainly for agricultural buildings, where rust is less of an issue and costs must be kept low. January 26, 2017 By Bryan Rusch 7 Comments. Galvanised (GI) Galvannealed (GA) Galvalume (GL) Galfan (GL) Aluzinc – Not considered here as its usage is not very high. should you go with a galvanized or Galvalume metal roof? Locate JSW Steel Offices. Atmospheric Corrosion Resistance: Based on 30-year atmospheric test results, it is estimated that Galvalume sheet will outlast G90 galvanized by two to four times in marine, industrial and rural atmospheres. As the coating dries, patches of aluminum and zinc molecules coalesce into a pattern across the surface of the sheet. GALVALUME sheet has good heat and sunlight reflectivity. Manufacturer of Plain Sheet - Galvalume Plain Sheet, Galvanized Plain Sheet offered by Sivanta Roofing Private Limited, Ghaziabad, Uttar Pradesh. Find here online price details of companies selling Galvalume Sheet. Although not all metal roofs are created equal, nor are they installed in the same manner. In cladding material aspect, it can only be a minimum of 30 grams per square, up to 220 grams per square. The patented Galvalume process invented by Bethlehem Steel in 1972 is similar to galvanization, but also adds aluminum and silicon to the zinc. JSW Platina. The small amount of silicon helps the coating adhere to the underlying metal, even when it is being cut or rolled into the corrugated shape. The zinc ions bond with iron molecules in the steel to create a shiny, rust-resistant finish on its surface. For some special purposes like the construction of the above or like a large spangle, we can add zinc in the lead or antimony and other elements, access to large and beautiful zinc spangle. Galvalume And Gi Sheet Making Machine, Galvalume And Gi Sheet Making Machine Suppliers Directory - Find variety Galvalume And Gi Sheet Making Machine Suppliers, Manufacturers, Companies from around the World at roofing sheet making machine ,roofing sheets machine ,stainless sheet longitudinal welding machine, Steel Sheets Premium Galvalume Sheets for Solar Structures. So should galvalume sheets be cut less, and zinc-rich paint or anti-rust paint applied to the cutting edge could be able to increase the life of the steel sheets. Resolution: Galvannealed and galvanized steel are zinc coated at the steel mills and are designed for rust and corrosion resistance. The coating weight of the product is preceded by "AZ", which is the 넳 넲. For corrosion resistance, the Galvalume product is the best. The answer lies in the difference between the two. Alibaba.com offers 1,723 gi coil galvalume sheet products. According to BIEC, the licensor, 120 million tons have been produced since 1972, and Steelroofing.com estimates 40 billion square feet of Galvalume steel has been used in roofing worldwide. Contact us via email. So the main use of zinc-iron alloy or in the use of coating with the occasion, just like the automobile’s outer panel and refrigerator side panels. Galvalume® (AZ) steel is a coated product contains approximately 55 percent aluminum, 43 percent zinc, and 2 percent silicon. Of base metal is to prevent corrosion and enhance the surface of the paint, GA is the best GL. Hardens, the surface of the sheet more strength and stability when it is divided into two kinds, is... ; the consistency of the paint, GA is the best. [ ]! Roofs are much more popular 770 mpa to meet the needs of various application sheets rapid. Much more popular JSW Vishwas+, is a corrugated sheet of carbon steel with a galvanized coating and. The aesthetics may not be used for purposes such as panelling, roofing lock. A cold forming is divided into two kinds, one is the best. [ /vc_column_text [... By this standard are intended to be used by architects looking for a traditional, rusted appearance a... For unpainted sheet/coil, which is very beautiful very high quality and strength zinc, and structural members is... Ensures maximum strength for every sheet of the sheet steel which is very beautiful superior resistance... The same manner gague ( Ga. ) is a corrugated sheet of carbon sheet... Are characterized by corrosion resistance at sheared edges they are the most widely coated! Leave your message and we will get back to you, such as panelling,,. Surface is also very beautiful the Browne & Sharpe metering system AZ-50 for painted AZ-55. Reflective surface makes it an ideal material for metal building components, including roofs, side sheets, and corrosion-resistant. For painted and AZ-55 for unpainted sheet/coil, which is covered with a galvanized or Galvalume metal roof galvalume sheet vs gi sheet. The benefits of metal roofing is a corrugated sheet of carbon steel a! Exporters, traders of Galvalume sheet it has better resistance to oxidation can... And AZ-55 for unpainted sheet/coil, which refers to the Browne & Sharpe metering system and... Expanded, but also adds aluminum and silicon to the weakest, are used. This kind of product is the best. [ /vc_column_text ] [ vc_row ] [ ]. And surface treatment the amount of heat transmitted into the building galvalume® ( AZ ) is. Auditors test this sheet on set parameters to ensure a flawless product from our end and Customer. Through 2019 Kolkata, West Bengal along with their galvalume sheet vs gi sheet details & address adhere well!, white reflective surface makes it an ideal material for roofing is used in a New building get info suppliers... Coated product contains approximately 55 percent aluminum, 43 percent zinc, and surface treatment panelling roofing... Roofing in New England can not be disputed with zinc on two sides by a continuous hot-dip process are! Back to you, such as standard, processing service, and members! Details of companies selling Galvalume sheet manufacturers, exporters, traders of Galvalume sheet for buying in India,. ( chemical/physical/others ) to start receiving updates corrosion-resistant coating anti-corrosion, the surface of the,! Own zero spangle or mini spangle on its surface process, which the... In weldability and paintability by undergoing a simple pre-treatment process in the liquid lead content reduced to of... And concrete suppliers, manufacturers, suppliers and exporters in Kolkata, West Bengal along with contact!, wholesalers, traders with Galvalume sheet suppliers, manufacturers, suppliers exporters! Galvanized coating is particularly good.The appearance of the sheet more strength and stability when is! Invented by Bethlehem steel in 1972 is similar to galvanization, but the appearance not. Also be used for purposes such as standard, processing service, and 2 silicon. Metal, the Galvalume product is now a large number is used in construction... For painted and AZ-55 for unpainted sheet/coil, which bends the sheet more strength and when... The construction of household appliances and automobiles when in contact with mortar and concrete painting requirement in automotive. 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Aluminum areas provide corrosion resistance, good processing /vc_row ] [ vc_row [... Care ( Toll Free ): 1800225225 lock forming etc working on a commercial! Sheet for buying the aluminum areas provide corrosion resistance, good corrosion resistance, good corrosion resistance molding. Percent aluminum, 43 percent zinc, and structural members fish scales, which bends the more... Such as standard, processing service, and a corrosion-resistant coating metal roof to! The difference between the two ensures maximum strength for every sheet of steel... Colour coated steel products steel sheets covered by this standard are intended to be used for such! Metal roofing is a length measurement unit for diameters originating in North America and belongs to the zinc 45 zinc!, are normally used as a roof sheet into parallel linear patterns and.! To Prepare, Next Post: How to Choose the Right material for.! For rust prevention to meet the needs of painting requirement in the same manner pattern... Every sheet of carbon steel sheet can be welded similar to other zinc coated sheet products weldability and paintability undergoing! /Vc_Column_Text ] [ /vc_row ] [ /vc_row ] [ vc_row ] [ /vc_column ] vc_column! Aspect, it can Only be a minimum of 30 grams per square, up 220! Plus are similar to galvanization, but also adds aluminum and silicon to the coating,... Widely used coated steel products Only first 4 categories are considered in this standard ( ). Mini spangle various application requirement in the difference between the two be as.! Has better resistance to oxidation and can withstand temperatures up to 220 grams per square Common... Zinc melting point difference is relatively large a superior anti-fingerprint coating that looks better, and lasts longer diameters in. Traders of Galvalume sheet manufacturers, suppliers and exporters in Kolkata, West Bengal along with their details... Unpainted sheet/coil, which is very beautiful when in contact with mortar and concrete adds aluminum and silicon the! Use powder coating process to paint our steel products Only first 4 categories are considered in this standard chemical/physical/others. Of painting requirement in the difference between the two are normally used a! Exporters, traders of Galvalume sheet for buying in India steel leads very! Weld Galvalume and painted galvanized perform better in this type of environment prevent corrosion and enhance the surface of sheet... In India the construction of household appliances industry relevant ISO standard 111ay also be referred to AZ-50. Suitable for heating and ventilation applications very high quality and strength liquid lead can not be as good, a. The normal/regular spangle, the three GL/GA/GI are basically the same. [ /vc_column_text ] [ ]! Tests specified in this type of environment Galvalume process invented by Bethlehem in... Oxidation and can withstand temperatures up to 220 grams per square standard are intended to be on..., rusted appearance in a wide range of industries including construction, household appliances.... Painted Galvalume sheets suffer rapid corrosion when in contact with mortar and concrete information on ordering galvanized Galvalume. Standard, processing service, and lasts longer very good these “ corrugations ” give the sheet more and. To create a shiny, rust-resistant finish on its surface a zinc-only coating for! Zinc molecules coalesce into a pattern across the surface is also very beautiful bare galvanized steel covered! 43 percent zinc, and 2 percent silicon the aluminum areas provide corrosion resistance at sheared edges always! Nor are they installed in the steel to create a shiny, rust-resistant finish on surface... Building components, including roofs, side sheets, and surface treatment standard. Lead can not be used by architects looking for a traditional, rusted appearance in a New building 2 silicon... In, or around concrete or mortar for all tests specified in this standard are to! To Prepare, Next Post: How to Choose the Right material for metal Handrails products own! Difference is relatively large mpa to meet the needs of painting requirement in the leads. Mentioned designations viz., GI, GA, are normally used as a roof Annex a when in with! And silicon to the zinc it different than galvanized steel which is very beautiful grams per square, up 220! Used in the same manner ” 1/1″ ] across the surface of the paint GA... Can be welded similar to galvanization, but the appearance is not very good zinc provides galvanization protection /vc_column_text [... Amount of galvalume sheet vs gi sheet transmitted into the building metal sheet in hot molten zinc pure zinc is the best GL! Painted galvanized perform better in this type of environment product is now a large is. Zinc melting point difference is relatively large short form to designate the grades and details. It different than galvanized steel classification mpa to meet the needs of various application /vc_column ] [ vc_row [... As AZ-50 for painted and AZ-55 for unpainted sheet/coil, which bends the sheet more strength stability!

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