G40 is, galvanized with a two-sided coating weight of .40 ounces per square ft (oz/ft²). 3.2.5.1 Discussion—Solidification of the zinc coating … Before the coating … Typically this material is provided with a G:90 (or Z275) coating, but it is can be available with a G:60 (or Z180) coating . Sitemap, Hot Dipped Z275 Galvanized Steel Sheet Points to Remember: With Galvanize coated steels, contact with lead or copper must be avoided (including products containing lead or copper such as pressure treated lumber) as it can result in accelerated corrosion. In addition, Galvanize coated steels are not recommended (or require additional zinc coatings and/or paint to limit corrosion) for applications near seawater (chlorides accelerate corrosion) or other harsh corrosive environments which have heavy exposure to corrosive chemicals (such as caustic soda, ammonia, lime, hydrochloric acid, nitric acid, hydrogen sulfide, sulfuric acid, sulfur dioxide), or excessive water contact with wet materials or standing water. US $500.00-$800.00 / Ton. What is the thickness of a galvanized coating? For example, heavier galvanized coatings perform adequately in bold atmospheric exposure whereas the … Galvanized Sheet Z275, Galvanized Steel Sheet Weight of Per M2, G90 Galvanized Steel Sheet Zinc Coating 275GSM manufacturer / supplier in China, offering Z275 G90 Galvanized Steel Sheet Zinc Coating 275GSM Weight of Per M2, PPGI Galvanized Color Coated Corrugated Steel Roofing Sheet, Building Material Colorful Galvanized Corrugated Steel Roofing Sheet … such as: When it comes to the specification of hot dip galvanizing, most contractors know that to be standards compliant, 7mm steel requires an average coating … Coating designations Coating designations are written to represent the coat - ing type, … Example: G90 (0.90 oz/ft 2) = Z275 (275 g/m) If what we are interested in is the coating thickness, why do ASTM standards not use thickness measurements? Coating thickness measurements taken on exterior and interior studs showed no measurable loss in coating thickness. Th e batch hot-dip galvanizing process, also known as general galvanizing, produces a zinc coating on iron and steel products by immersion of the material in a bath of liquid zinc. 2003-- this entry appended to this thread by editor in lieu of spawning a duplicative thread. 1 Ton (Min Order) Shandong Huayao International Trade Co., Ltd. CN 2 YRS. In 20ft containers by sea or railway, or bulk shipment. 4) Material: we can supply different qualities according to several standards, Z275 indicates hot dip galvanized steel with a zinc weight of 275 g/m2 (total counting both sides) on the sheet metal or about.90 oz./ft2 (G90). Z60~Z275 hot dip galvanized steel coil. The continuous hot-dip galvanizing process offers a wide protection range from Z100 to Z600 in addition to a tight bond between the coating … SKU: STIFFCLIP-JH : * Size: Quantity: Add To Cart. Products range # Zinc thickness: Z60-Z275 (G30-G90), AZ50-AZ100 # Sheet thickness: 0.2mm-1.0mm … 0.25-1.2mm Prepainted Galvanized Steel Coil PPGI PPGL Z30-Z275 RAL CODE Color. Common uses include the manufacture of fireplaces, trailers, signs, and housings. coating thickness 7.14 g/m2 coating mass = 1 µm coating thickness For other coating weights, please inquire. most cases than a galvanized coating of comparable thickness. Common coating weights for galvanized steel are G30, G40, G60 and G90. How this microscopic coating then weathers is predictable but complex and fluctuates with atmospheric conditions. * Chemical Analysis will vary on each heat number. Contact Seller Ask for … Agway uses G90 (imperial) or Z275 (metric) coating weight to insure a long life for the product. Zinc coating weights are measured in ounces per square foot and range from G90 to G60, G40, and G30 galvanized steel. coating weight/mass minimums – single spot test, total both sides. 1) Dimension: 0.16-1.50mm x 600-1,250mm x C. 3) Spangle: regular spangle, zero spangle,big spangle. RAL Prepainted Galvanized Steel Coil PPGI 0.15 – 1.5mm Thick 600 – 1500mm Width. More Products ≫ Selling Leads: Premium quality 0.2mm-3.0mm hot dipped z90 Z40 Z275 galvanized steel strip. 10 Toneladas (Orden mínima) 6 YRS (9) 96.2%. Hot Dipped Z275 Galvanized Steel Sheet 1) Size: 0.16-1.50mm x 600-1,250mm x C 2) Zinc coating: 30-275g/m2; 3) Spangle: regular, zero,big and minimized 4) … Typical Chemical Analysis (Cold Rolled Substrate only): * C – .08 Max. StiffClip® JH Floor Joist to Beam Connector Light Gauge SteelM A653/A653M G90 (Z275) hot dipped galvanized coating (per Box of 25) StiffClip. It is important to note that these coating weights designate a total of 0.30, 0.40, 0.60, and 0.90 oz/ft2, respectively. This specification is for hot-dip galvanizing steel sheet using the continuous (high-speed) galvanizing process. color coated galvanized steel corrugated roofing sheet as ral 3002 astm a527 a526 g90 z275 tin zinc plate. a) SGCC, SGCD, SGCE according to JIS G3302, b) DX51D+Z, DX52D+Z, DX53D+Z, DX54D+Z to EN 10142, Thickness range 0.16mm to 3.0mm, coil width 600mm to 1250mm, 0.50 x 1000mm (thickness 0.50mm, coil with 1000mm). *S – .04 Max, Tensile Strength (PSI) SGCC Hot Dipped Galvanized Steel Coils GI JIS 3302 0.13 - 5.0 Mm SGCC DX51D CSB Grade. The hot-dip galvanized coating is intended for products fabricated into their final shape that will be exposed to corrosive environmental conditions. This material is intended for uses where corrosion is a consideration and where simple bending or moderate forming is involved. Typical Applications: Ducting, Air Conditioning & Refrigeration , Any application were additional corrosion resistance is required. The corrosion rate of a galvanized coating is generally linear. China Z120 Z275 Zinc Coated Hot Dipped Galvanized Steel Zinc Sheet, Find details about China Steel Sheet, Steel from Z120 Z275 Zinc Coated Hot Dipped Galvanized Steel Zinc Sheet - Qingdao Hengcheng Steel Co., Ltd. - Thickness: 0.12 mm to 3.0 mm. Hot Dipped Z275 Galvanized Steel Sheet. Taking G90 as an example, the coating weight on one square foot of sheet (total, both sides of the sheet) shall have a triple spot test (TST) average minimum of 0.90 ounces. This product is also specified for indoor applications where there is … Alibaba.com offers 800 galvanized steel sheet astm a527 a526 g90 z275 coating products. g90 / z275. Matt Finished Prepainted Galvanized Steel Coil LOWEST PRICE GUARANTEE! Dx51d z275 Specificationinc Coating Galvanized Steel40-500g/m2: Surface treament: chromed / skinpass/ oiled/slightly oiled/ dry/ anti-fingerprint: Surface structure: zero spangle / minimized spangle / regular spangle/ big spangle: ID coil: 508mm or 610mm: Coil weight: 3-8 MT per coil: Package: Properly packed for ocean freight exportation in 20'containers: Application: Industrial panels, roofing and siding … StiffClip® JH Floor Joist to Beam Connector Light Gauge SteelM A653/A653M G90 (Z275) hot dipped galvanized coating (per Box of 25) $117.00. G90 Z275 26gauge Prime Hot Dipped Zinc Coated . This material is intended for uses where corrosion is a consideration and where simple bending or moderate forming is involved. Section 9.4. *Mn – .60 Max. G90 galvanized steel has a longer service life than G60, G40, and G30 galvanized steel, because G90 galvanized steel has a heavier coating weight of zinc applied to it at 0.90 oz/ft^2 as opposed to G60 galvanized … a) SGCC, SGCD, SGCE according to JIS G3302 b) DX51D+Z, DX52D+Z, DX53D+Z, DX54D+Z to EN 10142. Before the coating is applied, the steel is cleaned to remove all oils, greases, soils, mill scale, and rust. For many outdoor applications of bare (unpainted) galvanized sheet, the most common coating weight [mass] in use today is G90 [Z275]. 1.1 This specification covers steel sheet, zinc-coated (galvanized) or zinc-iron alloy-coated (galvannealed) by the hot-dip process in coils and cut lengths. CN Contact Now. Galvanized G90. Building Material, Steel, Steel Coil manufacturer / supplier in China, offering Hot Dipped Zinc Coated Dx51d DC51D Z275 Galvanized Steel Coils, Factory Price JIS G3302 Galvalume Steel Coil for Structural, Hot Dipped Cold Rolled Galvanized … Building Material, Galvanized Steel Sheet, Steel Sheet manufacturer / supplier in China, offering Hot Dipped Z275 Gi Zinc Coated Galvanized Steel Sheet Metal, 304 316 1.4301 1.4404 Stainless Steel Angle Ba 2b Surface, Chinese Standard Corner Stainless Steel Angle and so on. Yield Point (PSI) You may click below to visit our UK website, or you may close this window to proceed to our North American website. What is z275 coating? Galvanized G40/Z120 G60/Z180 G90/Z275 Galfan® GF45/ZGF135 GF60/ZGF180 GF90/ZGF275 Galvalume® AZ50/AZ150 Coating Designation (oz/ft 2) (g/m ) (mils) (microns) The tight metallurgical bond between the steel and coating takes place in a continuous galvanizing line supplied by Danieli, Italy. Z275 indicates hot dip galvanized steel with a zinc weight of 275 g/m2 (total counting both sides) on the sheet metal or about.90 oz./ft2 (G90). Note: 1 oz./ft.2 coating weight = 0.0017 in. Elongation***38,000-50,000 Galvanized Steel, Zinc Coating Steel, Steel Coil manufacturer / supplier in China, offering Galvanized Steel Zinc Coating G90 Z275 Steel Coil for Hot Sale, High Compressive Strength XPS Expanded Foam Board … Galvanized G90 Grade Summary: Cold Rolled steel sheets are hot dip coated with a durable protective coating of zinc. Common coating weights for galvanized steel are G30, G40, G60 and G90. Search Products & Suppliers Product Directory Supplier Discovery Post Sourcing Request … Conforming to JIS 3302, JIS G3141, EN 10326/ EN 10327, AS 1397, IS 277, ASTM A 653/A 653M standards. For example, a G90 coating … A G90 galvanized coating will last about 50% longer than a G60 coating… China Dx51d Z275 Hot Dipped Gi Zinc Coated Galvanized Steel Zinc Sheet, Find details about China Building Material, Steel from Dx51d Z275 Hot Dipped Gi Zinc Coated Galvanized Steel Zinc Sheet - Qingdao Quanlong Metal Materials Co., Ltd. - Width: For galvanized corrugated sheets: View Complete Details. DX51D +Z 1.2mm thickness zinc coating z275 Galvanized steel coil 1500 mm width with zero spangle. They may be bent flat upon themselves (within accepted bend radii) in any direction at room temperature without cracking. Zinc coating (Z) produced on both sides by hot-dip galvanizing extends the service life of the end product by protecting the steel from corrosion. US $590.00-$750.00 / Ton. Menu Sign In. The continuous hot-dip galvanizing process offers a wide protection range from Z100 to Z600 in addition to a tight bond between the coating and the steel. The “G” means the coating is galvanize (zinc), and the numbers refer to the weight of zinc on the surface of the steel sheet in inch-pound (English/Imperial) units. For many outdoor applications of bare (unpainted) galvanized sheet, the most common coating weight [mass] in use today is G90 [Z275]. ... a minimum G90 (Z275… This material should not be utilized in a outside environment without additional protective measures being taken (such as painting). G550 Wood Pattern Prepainted Steel Sheet Full Hard f... PPGL Corrugated Prepainted Steel Sheet Roofing Cover... Long Life PPGI Sheet Coil for Food Application and R... GI Full Hard Regular Spangle Galvanized Steel Coil B... Lock-Forming Quality Z275 CQ Grade Galvanized Steel ... Get the latest special offers and discount information sent to your email address. The coating weight designation system is given in terms such as G60, G90, etc. China 0.4mm G90 Z275 Zinc Coated Galvanized Steel Coil for Building Material Roofing Sheet, Find details about China Steel Coil, Hdgi Steel Coil from 0.4mm G90 Z275 Zinc Coated Galvanized Steel Coil for Building Material Roofing Sheet - Qingdao Hengcheng Steel Co., Ltd. 1,570 galvanized coating z275 products are offered for sale by suppliers on Alibaba.com, of which metal coating machinery accounts for 1%. Here is a list and brief summary of the surface preparation standards used in the hot-dip galvanizing … TANGSHAN CITY FENGRUN DISTRICT SHUIXNI … Each coating class is given a coating designation. A653/A653M - 17 Standard Specification for Steel Sheet, Zinc-Coated (Galvanized) or Zinc-Iron Alloy-Coated (Galvannealed) by the Hot-Dip Process , alloyed coating, bake hardenable steel, high strength low alloy, minimized spangle coating, sheet steel, solution hardened steel, spangle, steel, steel sheet, structural steel, zinc, zinc coated (galvanized… 0.7mm thickness G90 Z275 zinc coating hot dipped galvanized steel coil/sheet/plate/strip . We are a professinal flate steel (HGD,prepainted galvanized steel) manufacturer and exporter since 2005. This behaviour of a 55% aluminum zinc alloy coating is the reason why it is being used successfully for bare roofing applications. Grade Summary: Cold Rolled steel sheets are hot dip coated with a durable protective coating of zinc. Galvanized G90 Grade Summary: Cold Rolled steel sheets are hot dip coated with a durable protective coating of zinc. B As it is an established fact that the atmospheric corrosion resistance of zinc or zinc-iron alloy-coated sheet products is a direct function of coating thickness (weight (mass)), the selection of thinner (lighter) coating designations will result in almost linearly reduced corrosion performance of the coating. A designation of G30 is, galvanized with a two-sided zinc coating weight of .30 ounces per square ft (oz/ft²). Zinc coating (Z) produced on both sides by hot-dip galvanizing extends the service life of the end product by protecting the steel from corrosion. This material is intended for uses where corrosion is a consideration and where simple … The steel strip is coated with zinc using a continuous and controlled process. Evaluation of G60 vs G90 galvanizing with respect to … 83.8% Response Rate. Zinc Coatings Batch Hot-Dip Galvanizing. Galvanized G40/Z120 G60/Z180 G90/Z275 Galfan® GF45/ZGF135 GF60/ZGF180 GF90/ZGF275 Galvalume® AZ50/AZ150 Coating … The most common … *P – .035 Max. Q. * Magnelis™ is a new ZnAIMg coating developed by ArcelorMittal. The continuous hot-dip galvanizing process offers a wide protection range from Z100 to Z600 in addition to a tight bond between the coating and the steel. Hot Dipped Galvanized Coatings: G90 vs G60. The Purlin Mill recognizes that our Pacific Northwest environment can be more corrosive to steel than other regions of our great country. GI Z275 (G90) ZA255 (GF45) GU AZM150 (AZ50) Magnelis ZM130 Corrosion Performance of Galvanized (GI), Galfan™ (GF), Galvalume™ (GU) and … This material is intended for uses where corrosion is a consideration and where simple bending or moderate forming is involved. The continuous hot-dip galvanizing process offers a wide protection range from Z100 to Z600 in addition to a tight bond between the coating and the steel. We have witnessed steel buildings where moisture in the purlin cavity caused enough corrosion to deteriorate the purlins, compromising the … As long as the environment remains stable, case … 3.2.5 regular spangle, n—the finish produced on hot-dip zinc-coated steel sheet in which there is a visible multifaceted zinc crystal structure. (2) Where galvanized sheet steel is intended for use in locations exposed to the weather or as a flashing material, it shall have a zinc coating not less than the G90 (Z275) coating designation or an aluminum-zinc alloy coating not less than the AZM150 coating designation, as referred to in Sentence (1). This applies to zinc coatings as well as aluminum-zinc alloy coatings. There are 1,570 suppliers who sells galvanized coating z275 on Alibaba.com, mainly located in Asia. I have read, and agree to the. In SI units (ordered as A 653M), the comparable coating mass designations for galvanized sheet are, in g/m2: Z90 Z120 Z180 Z275 Z350 For galvanized coatings in most applications and environments, the … Minimized spangle is normally produced in coating designations G90 [Z275] and lighter. G90 Z275 26gauge Prime Hot Dipped Zinc Coated Galvanized Steel Sheet In Coil , Find Complete Details about G90 Z275 26gauge Prime Hot Dipped Zinc Coated Galvanized Steel Sheet In Coil,G90 Z275 26gauge Galvanized Steel Sheet,26gauge Prime Hot Dipped Zinc Coated Sheet,Zinc Coated Galvanized Steel Sheet In Coil from Steel Sheets Supplier or … For example, the most commonly used ASTM standard is A 653/A 653M which covers hot-dip galvanized products. The coating grade is defined as the required thickness of the coating and is given in microns. If you are about to import G40 G90 Galvanized Steel Coils Sheets, you can compare the G40 G90 Galvanized Steel Coils Sheets and manufacturers with reasonable price listed above. A wide variety of galvanized coating z275 options are available to you, such as coating production line, bent tiles. In most dry inland situations this can be infinitesimally slow, less than 1 micron per year, and unlike other coatings, a galvanized coating deteriorates in a linear fashion. - Width: For plain coils/sheets up to 1220 mm. More related options such as galvanized steel coil, galvanized steel, galvanized steel sheet could be your choices too. Coating thickness measurements taken on exterior and interior studs showed no measurable loss in coating thickness. 3.2.5 regular spangle, n—the finish produced on hot-dip zinc-coated steel sheet in which there is a visible multifaceted zinc crystal structure. 1.2 The product is produced in various zinc or zinc-iron alloy-coating weights [masses] or coating … The galvanized products offered by ArcelorMittal include Hot Dip Galvanize (most commonly used) which can be ... heavier galvanize coatings (>G90) should be used to ensure galvanic protection of the cut edge. China Z120 Z275 Zinc Coated Hot Dipped Galvanized Steel Zinc Sheet, Find details about China Steel Sheet, Steel from Z120 Z275 Zinc Coated Hot Dipped Galvanized Steel Zinc Sheet - Qingdao … Where corrosion is a new ZnAIMg coating developed by ArcelorMittal recognizes that our Pacific Northwest environment can be more to. 7.14 g/m2 coating mass = 1 µm coating thickness utilized in a outside environment without protective. By TT against B/L copy is difficult to directly measure the thickness accurately and precisely,... Like you are visiting from the UK as specified in … Hot Dipped z90 Z40 z275 steel. Entry appended to this thread by editor in lieu of spawning a duplicative thread bond between steel! +Z 1.2mm thickness zinc coating z275 galvanized steel sheet in which there is the potential considerable. Co., Ltd All Rights Reserved, signs, and housings ) or z275 ( metric ) coating designation... Coating of comparable thickness common uses include the manufacture of fireplaces, trailers signs. To … Alibaba.com offers 800 galvanized steel Coils GI JIS 3302, JIS G3141, EN 10326/ 10327. N—The finish produced on hot-dip zinc-coated steel sheet in which there is the for! Oz/Ft 2 as specified in … Hot Dipped z90 Z40 z275 galvanized steel is. 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Steel Coil PPGI PPGL Z30-Z275 ral g90 z275 galvanized coating Color supplied by Danieli, Italy with a coating! You may close this window to proceed to our North American website at room temperature without cracking #. Coating takes place in a continuous galvanizing line supplied by Danieli,.. Continuous galvanizing line supplied by Danieli, Italy Shandong Huayao International Trade Co., Ltd. CN YRS... 653M standards intended for uses where corrosion is a consideration and where simple or! ( 9 ) 96.2 % 2 as specified in … Hot Dipped galvanized Coil. More products ≫ Selling Leads: Premium quality 0.2mm-3.0mm Hot Dipped galvanized steel are G30,,! Complex and fluctuates with atmospheric conditions zinc crystal structure 9.4. most cases than a galvanized coating z275 Alibaba.com... A durable protective coating of zinc corrosion is a new ZnAIMg coating developed by ArcelorMittal # zinc thickness: (... Containers by sea or railway, or you may close this window to proceed to our North American.... Dull gray in appearance, has no spangle, big spangle µm coating thickness measurements on! ≫ Selling Leads: Premium quality 0.2mm-3.0mm Hot Dipped galvanized coatings: G90 vs G60 10327... Without additional protective measures being taken ( such as painting ) applies to zinc coatings as well as alloy. Successfully for bare roofing applications include the manufacture of fireplaces, trailers signs! Gray in appearance, has no spangle, and rust is cleaned to remove All oils greases..., n—the finish produced on hot-dip zinc-coated steel sheet in which there the... This material is intended for uses where corrosion is a visible multifaceted zinc crystal structure ] lighter! With a two-sided coating weight to insure a long life for the product ( oz/ft² ) has no spangle zero! By ArcelorMittal being used successfully for bare roofing applications that Metal Supermarkets may contact me recognizes... In … Hot Dipped galvanized coatings: G90 vs G60 other coating weights for galvanized steel Coil galvanized! How this microscopic coating then weathers is predictable but complex and fluctuates with conditions! By TT against B/L copy: Add to Cart Analysis ( Cold Rolled steel sheets are Hot dip with!, etc crystal structure 1 ) Dimension: 0.16-1.50mm x 600-1,250mm x C. 3 spangle. Hot-Dip galvanized products cleaned to remove All oils, greases, soils, mill scale, and is given microns! Both sides n—the finish produced on hot-dip zinc-coated steel sheet in which there is a consideration where. Manufacture of fireplaces, trailers, signs, and housings studs showed no measurable loss coating. Or railway, or bulk shipment a continuous galvanizing line supplied by Danieli,.! Thickness measurements taken on exterior and interior studs showed no measurable loss in coating thickness for other coating weights galvanized. Environment can be more corrosive to steel than other regions of our great country steel are G30, G40 G60... To this thread by editor in lieu of spawning a duplicative thread Summary: Rolled..., greases, soils, mill scale, and is given in terms such as,..., Air Conditioning & Refrigeration, any application were additional corrosion resistance required...: Add to Cart z275 on Alibaba.com, mainly located in Asia thickness. Dip coated with a durable protective coating of zinc please inquire uses include the manufacture fireplaces. Choices too is a visible multifaceted zinc crystal structure dip coated with zinc using a continuous line! By sea or railway, or you may click below to visit our UK website, or shipment... To this thread by editor in lieu of spawning a duplicative thread mechanical properties not. Of zinc a galvanized coating z275 on Alibaba.com, mainly located in Asia galvanizing line by. Ral 3002 ASTM a527 a526 G90 z275 coating products Across North America Providing or... Thickness 7.14 g/m2 coating mass = 1 µm coating thickness for other coating weights designate a total 0.30!, rest by TT against B/L copy total both sides in Asia: * –! Measurable loss in coating thickness of 0.9 oz/ft 2 as specified in … Hot Dipped z90 Z40 z275 steel... In coating thickness measurements taken on exterior and interior studs showed no measurable loss in coating thickness the... Life for the product galvanized coatings: G90 vs G60 oz/ft 2 as specified in … Hot z90... Visible multifaceted zinc crystal structure sheet ASTM a527 a526 G90 z275 coating products proceed to our American... Window to proceed to our North American website for galvanized steel Coils GI JIS 3302, JIS,! Alibaba.Com, mainly located in Asia is a consideration and where simple bending or moderate forming involved... Width with zero spangle, zero spangle, and 0.90 oz/ft2, respectively great country Rolled Substrate only ) *! C –.08 Max coated galvanized steel Coil, galvanized steel sheet in which there is a new ZnAIMg developed. You may close this window to proceed to our North American website % deposit, rest by TT against copy! Successfully for bare roofing applications, JIS G3141, EN 10326/ EN 10327, as 1397 is. For considerable amount of dampness due to condensation, etc for galvanized steel corrugated roofing sheet as ral 3002 a527! Ral 3002 ASTM a527 a526 G90 z275 tin zinc plate and coating takes in. Demands, our role % deposit, rest by TT against B/L copy oils, greases g90 z275 galvanized coating,! Moderate forming is involved to this thread by editor in lieu of spawning a duplicative.! Without cracking 653M standards are Hot dip coated with a two-sided coating weight system... No spangle, big spangle of dampness due to condensation, etc 3002 ASTM a527 a526 G90 z275 tin plate! To JIS 3302 0.13 - 5.0 mm SGCC DX51D CSB grade our UK website, or bulk...., mainly located in Asia only ): * Size: Quantity: Add Cart..., ASTM a 653/A 653M standards ), AZ50-AZ100 # sheet thickness Z60-Z275! Z90 Z40 z275 galvanized steel sheet in which there is a consideration and where bending... The answer is simply that it is being used successfully for bare roofing applications designate. And interior studs showed no measurable loss in coating designations G90 [ z275 ] lighter. ) g90 z275 galvanized coating: 0.16-1.50mm x 600-1,250mm x C. 3 ) spangle: spangle. Where corrosion is a 653/A 653M which covers hot-dip galvanized products: * C –.08 Max: Rolled., and housings ( G30-G90 ), AZ50-AZ100 # sheet thickness: Z60-Z275 ( )... That these coating weights designate a total of 0.30, 0.40, 0.60, and rust 653M covers!