For corrosion resistance, the Galvalume product is the best. Hot Dipped Galvanized iron wire of gauge #16 (1.6mm), and Electro Galvanized Low Carbon Steel Wire of gauge #16 (1.6mm). It is characterized by corrosion resistance is particularly good.The appearance of the surface is also very beautiful. The number is in the following format: x.yyzz(zz)Where x is the material type (only 1 is specified so far), yy is the steel group number (specified in EN10027-2) and zz(zz) is a sequential number designated by the certifying body, the number in brackets being unused but reserved for later use. These grades have varying ability to be formed. For the corrosion resistance after molding, the three GL/GA/GI are basically the same. Galvanized steel can be used in high-temperature applications up to 392 °F, but use in temperatures exceeding that level will cause the zinc-carbonate layer to peel off. Steel base Guaranteed Typical Range Guaranteed Maximum Percent Longitudinal tensile Carbon (C) 0.20 Yield strength, minimum ksi 37 37-54 Phosphorus (P) 0.10 Tensile strength, minimum ksi 52 52-69 Manganese (Mn) 1.35 Elongation in 2 inch, minimum % 18 18-37 Sulfur (S) 0.04 Galvanized steel is a hot-dipped coated metal that provides customers with better resistance to corrosive environments. Although the corrosion resistance of red rust will not be further expanded, but the appearance is not very good. Color bands should be painted on tubing and casing body longer than 600mm to either end. In addition, galvanized pipes are a lower cost alternative to steel to achieve rust free protection for up to 30 years, while maintaining comparable strength with a durable surface coating. This page was last edited on 4 November 2020, at 14:14. 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. Explore Our Available Steel Products & Grades. 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. An alternative method of protecting steel is by zinc-plating, so-called galvanized steel. Perforated Galvanized Steel. Additional symbols are separated from the main code by the plus sign (+). SteelOrbis sheds light on the future of the steel markets! Galvanized braided wire, diameter 1.6mm in 5kg role,10 kg role and 20kg role. 1 shows a schematic of the corrosion process on iron along with the possible half-cell reactions depending on the type of environment [12]. Galvanized rebar is only forty times more resistant to corrosion than black rebar, but it is more difficult to damage the coating of galvanized rebar. The process of hot-dip galvanizing results in a metallurgical bond between zinc and steel with a series of distinct iron-zinc alloys. 10,576 galvanized steel grades products are offered for sale by suppliers on Alibaba.com, of which bolts accounts for 8%, steel sheets accounts for 6%, and stainless steel pipes accounts for 1%. So S355 has a minimum yield strength of 355 MPa for the smallest thickness range covered by the relevant standard – i.e. The whole outer-body of the coupling needs to be painted color and then color codes. In addition to the above category codes there are symbols that can be added to the grade code to identify any additional compositional requirements, delivery conditions, mechanical properties, &c. These values depend solely on the type/application code given in the first part of the code and are so numerous as to be impossible to indicate here. Hot-Dipped Galvanized is produced to meet ASTM A 653 Specifications, “General Requirements for Steel Sheet Zinc Coated by the Hot-Dip Process”. Over 90 locations in North America offering instant access to a wide variety of metal types, shapes, sizes and grades. These additional letters and values depend entirely on the application of the steel and are specified in the standard and far too numerous to mention here. We also offer a post-annealed drawing steel for enhanced formability. Galvanized Steel Specifications. Because zinc is a reactive metal, the corrosion reaction results only in attack on the plating, so that the structural integrity of the steel is preserved (Fig. automobile’s outer panel and refrigerator side panels. Steel grade acc. Specification for Zinc (Hot-Dip Galvanized) Coatings on Iron and Steel Products, covers individual steel pieces as well as assemblies of various classes of material.The material categories covered in the specification include structural steel and plate, strips and bars, pipes and tubing, and wires. Note that an increasing number of national European standards (DIN, AFNOR, UNE, UNI, etc.) Commercial Steel (CS Types A, B, and C) Forming Steel (FS Types A and B) Deep Drawing Steel (DDS Types A and C) Extra Deep Drawing Steel (EDDS) Structural Steel (SS) – further designated by Grades (33,37,40,50,80) High Strength Low Alloy Steel (HSLAS) The galvanized steel depends on the Zinc element of his process of production. Steel specified by purpose of use and mechanical properties. Galvanized Steel Sheet & Coil Material Types. Galvannealing. 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. 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. The galvanized surface is smooth and uniform, thanks to advanced production facilities and a sophisticated quality control system that guarantee excellent workability, paintability, and weldability. Grades in mild steel bars. 18 Steel Sheet, Zinc-Coated (Galvanized) or Zinc-Iron Alloy-Coated (Galvannealed) by the Hot-Dip Process . Typical properties produced by AK Steel for these grades. [/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″]. Therefore, you can directly use. European standard steel grade names fall into two categories:[1]. We will be glad to help you select the exact grade for your galvanized steel sheet & coil. To create galvanized steel, cold rolled steel is submerged into a molten zinc bath, known as the hot-dip process (galvanization can also be achieved through continuous galvanizing). https://en.wikipedia.org/w/index.php?title=Steel_grades&oldid=987038101, Wikipedia articles needing rewrite from January 2019, Wikipedia articles needing reorganization from January 2019, Articles with limited geographic scope from April 2013, Articles with multiple maintenance issues, Articles with unsourced statements from December 2008, Creative Commons Attribution-ShareAlike License, If followed by T then the given mechanical property is minimum tensile strength, Followed by C, D or X and two numbers characterising steel, non-alloy semi-finished (not finally annealed), alloy semi-finished (not finally annealed), non-alloy and alloy electrical steel sheet/strip in the semi-processed state, Structural, pressure vessel and engineering steels, None or black band at the manufacturer's option, one red band + one brown band + two yellow bands, one red band + one brown band + one yellow band. 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. Hot-dip galvanization is a form of galvanization.It is the process of coating iron and steel with zinc, which alloys with the surface of the base metal when immersing the metal in a bath of molten zinc at a temperature of around 449 °C (840 °F). 25 Tons (Min Order) 10 YRS Tianjin Arcelormittal Steel Trade Co., Ltd. 92.6%. Letter for type of product (A, K, P or S[3]). Each of the steel sheet designations is associated with unique Below is a table indicating the most common application codes. Metal Supermarkets – Steel, Aluminum, Stainless, Hot-Rolled, Cold-Rolled, Alloy, Carbon, Galvanized, Brass, Bronze, Copper. Typical properties produced by AK Steel for these grades. 5.0 (2) "Good business" Contact Supplier. 045mm roofing steel sheet galvanized steel grades used container for sale in china. For sacrificial protection, the GI pure zinc is the best, GL products compared to the weakest. Manage your business with SteelOrbis’ independent price forecasters. ASTM A 653 dipped galvanized carbon-steel sheet in commercial, forming, and structural-steel grades, as well as high-strength, low-alloy grades. Galvanized steel is simply hot rolled steel to which a zinc coating has been applied for protection against corrosion. Galvannealing is the outcome of combining the annealing and hot-dip galvanizing processes in order to produce a specialized coating on steel. Hot-dip pure zinc products are characterized by surface appearance, good corrosion resistance, good processing. Steel grades to classify various steels by their composition and physical properties have been developed by a number of standards organizations. 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. DIN EN 10346 Steel grade no. 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. ... Galvanized Rebar. Its zinc spangle looks like pretty fish scales, which is very beautiful. It is used in a wide range of industries including construction, household appliances and automobiles. 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. We carry A653 galvanized steel which is a mild (low-carbon), hot dipped galvanized steel. The most common additional symbols are the impact and temperature codes for structural steels, category 1 - Sxxx. DP steel grades. Commercial Steel, Deep Drawing Steel, and Extra Deep Drawing Steel are designations described in the ASTM specifications for Steel Sheet, Zinc-Coated (Galvanized) or Zinc-Iron Alloy-Coated (Galvannealed) by the Hot Dip Process A653/A653M. Designation Title; F2408 - 16: Standard Specification for Ornamental Fences Employing Galvanized Steel Tubular Pickets: F2453 / F2453M - 14(2019) Standard Specification for Welded Wire Mesh Fence Fabric (Metallic-Coated or Polymer Coated) for Meshes of 6 in. Marco is a supplier of galvanized steel wire cloth and gratings, as well as perforated galvanized steel sheets. We can produce products which own zero spangle or mini spangle. To create galvanized steel, cold rolled steel is submerged into a molten zinc bath, known as the hot-dip process (galvanization can also be achieved through continuous galvanizing). The current certification body is the VDEh in Düsseldorf, Germany. 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. Because of zinc in the liquid lead can not be extracted very pure, the surface there are always some spangle. Mild steel bars grade-I designated as Fe 410-S or Grade 60. ASTM A123/A123M. 4.3A).If in this case the plating is damaged so as to expose the iron (Fig. A1079. Galvanized coatings are formed by a chemical process during which steel and zinc metallurgically bond, forming a series of corrosion-inhibiting, highly abrasion-resistant zinc/iron alloy layers covered by a layer of pure zinc. Galvanized steel is widely used in applications where rust resistance is needed, and can be identified by the crystallization patterning on the surface (often called a “spangle”). For some application designations another letter is included before the property value, this number is used to indicate any special requirements or conditions. General guide to the EN 10027 steel name and numbering systems. 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. Salzgitter Flachstahl GmbH / Products / StronSal ® galvanized products / Steel grades / DP steel grades. [/vc_column_text][/vc_column][/vc_row][vc_row][vc_column width=”1/1″]. Mild Steel Bars. In that respect, it has more value than epoxy-coated rebar. Commercial Steel, Deep Drawing Steel and Extra Deep Drawing Steel are designations of the various steels described in the ASTM specifications. In order to clearly distinguish the steel grade, tubing, casing and its coupling should be painted with color codes respectively. It is used in a wide range of industries including construction, household appliances and automobiles. With the growing needs of painting requirement in the automotive industry,  zinc liquid lead content reduced to dozens of ppm later. [vc_row][vc_column width=”1/1″][vc_column_text]Galvanized steel is a composite of steel and zinc. Galvanized steel is a hot-dipped coated metal that provides customers with better resistance to corrosive environments. This is a hot-dipped process where the steel is heated after coating with zinc, converting the zinc coating into a harder zinc-iron alloy coating, that is also smoother, more scratch-resistant, and more paintable than a galvanized finish. EN10025.[2]. [/vc_column_text][/vc_column][/vc_row][vc_row][vc_column width=”1/1″]. Galvanized Steel Pipe Galvanized steel pipes are dipped into a protective zinc coating to protect the pipes from corrosion in wet environments. Heat-reflective: GL is the best.[/vc_column_text][/vc_column][/vc_row]. The examples and perspective in this article, American Petroleum Institute (API) steel grades, Learn how and when to remove these template messages, Learn how and when to remove this template message, International Organization for Standardization, https://www.3ppars.com/WebsiteImages/download/48771479212.PDF, "Chronifer M-15 X (431 X) steel developed by L. Klein SA", Steel classification according to EN 10027-2.Free searchable database "European steel and alloy grades", Comparison of various tool steel standards. Texas Flange provides ASME and Non code Industrial pipe flanges for the Petrochemical, Process, and Waterworks industries in Stainless Steel Industrial Flanges, Alloy Steel Industrial Flanges and Carbon Steel Industrial Flanges.ANSI, API, AWWA pipe flanges in carbon steel, stainless steel, alloys and chrome steel. The next set of 3 digits gives the steel's minimum yield strength. Below is a table comparing steel grades from different grading systems. Structural steel, high strength low alloy steel, solution hardened steel, and bake hardenable steel are available in several grades based on mechanical properties. Depending on the amount of carbon present, steel can be of different grades serving a variety of purposes. Of these materials the corrosion protection of steel is most challenging, even if iron is more noble than zinc or aluminum [2].Fig. The coating of the paint, GA is the best. Strength: Tensile ... A653. Hot-dipped galvanized flat products according DIN EN 10346 and DIN EN 10143. SS Grades 33 – 80 HSLA Grades 40 – 80. Carbon added to iron during the smelting process makes iron stronger. Wholesale Repainted Color Galvanized Grade Steel Coils Price Coated Prepainted. This task is carried out by the Comité Européen de Normalisation (CEN) (European Committee for Standardization). Steel and galvanized steel strength comes from the thickness or gauge of the steel and the amount of carbon added, not the galvanization process which is simply a coating to prevent rust. Basic grade designations for category 1 steels consist of a single letter (designating application) then a number signifying the mechanical property (often yield strength) dictated in the standard for that application designation. Mild, hot-dipped galvanized steel grades for cold forming. Commercial Steel (CS Types A, B, and C) Forming Steel (FS Types A and B) Deep Drawing Steel (DDS Types A and C) Extra Deep Drawing Steel (EDDS) Structural Steel (SS) – further designated by Grades (33,37,40,50,80) High Strength Low Alloy Steel (HSLAS) Galvanized Steel Size Chart 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. After painting the anti-corrosion, the GA is the best. 2 [3871 mm 2] or Less, in Panels or Rolls, with Uniform Meshes F2548 - 20 Both types, “A” and “G” are available on a full range of steel grades from CS (Commercial Steel) through EDDS (Extra Deep Drawing Steel). Staples wire (1'2-1'3 mm) in drums or reels of 500-1000 kgs. It combines the strengths of both materials, strength and plasticity of the steel, and a corrosion-resistant coating. A60 and A40 are ratings for galvannealed steel. This post is mainly introducing the Galvanized steel classification. to VDA 239-100 Steel grade acc. The inclusion of a letter 'G' before the code indicates the steel is specified in the form of a casting. 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. While less descriptive and intuitive than the grand names they are easier to tabulate and use in data processing applications. It is divided into two kinds, one is the normal/regular spangle, the other is zero spangle. Delivery condition codes are also relatively common, the most common being: Electrical steel type of product letters (bold are most recent version 2016): In addition to the descriptive steel grade naming system indicated above, within EN 10027-2 is defined a system for creating unique steel grade numbers. Steels, galvanized steels and aluminum alloys are industrially important metals that are produced in large quantities. DP steels for cold forming according to materials data sheets. So this kind of product is now a large number is used in the construction of household appliances industry. A wide variety of galvanized steel grades options are available to you, such as aisi, din, and astm. API 5B and 5CT provide various steel grades and color codes of each grade, offering detailed and overall information of casing and tubing, which help you clearly pick out the most suitable products for different well application. 1. and UK standards are being withdrawn and replaced by European Standards (EN). US $650.00-$850.00 / Ton. Grades: A53, A106 Gr.A, Gr.B, Gr.C, S235, S275, S355, A36, SS400, Q195, Q235, Q345; Type & Zinc Coating on Steel Pipes & Tubes: Hot Dip Galvanized Steel Pipes (zinc coating: 180 g/m2-600 g/m2) Pre Galvanized Steel Pipes (zinc coating: 80g/m2-275g/m2) Outside diameter of Galvanized Steel Pipes & Tubes: Round Pipe: 12.7 mm – 609mm, 1/2″ and above This post is mainly introducing  the Galvanized steel classification. Wide product range We supply different grades of galvanized steel sheet for various uses, including • For alloys in general (including steel), unified numbering system (UNS) of ASTM International and the Society of Automotive Engineers (SAE). SAE J1392 hot-dipped galvanized high-strength, low-alloy carbon-steel sheet. to VDA 239-100 Steel grade acc. to DIN EN 10346 Material No. Galvanized wire diameter 0,13, zinc content : 50g/sqm, packing on spools. Steel grade acc. Hot-dip galvanizing is the use of steel and zinc melting point difference is relatively large. In drums or reels of 500-1000 kgs should be painted on tubing and casing body longer 600mm... Galvanized braided wire, diameter 1.6mm in 5kg role,10 kg role and 20kg role roofing steel sheet zinc by! Be painted on tubing and casing body longer than 600mm to either end Repainted! Mild ( low-carbon ), hot dipped galvanized carbon-steel sheet in commercial, forming, and grades. Letter ' G ' before the property value, this number is in. Low-Alloy carbon-steel sheet, as well as perforated galvanized steel classification in large quantities painting the anti-corrosion, GA! After molding, the Galvalume product is now a large number is used in a metallurgical between. 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Of 3 digits gives the steel is by zinc-plating, so-called galvanized steel zinc. North America offering instant access to a wide variety of purposes Drawing steel for enhanced formability application! Always some spangle offer a post-annealed Drawing steel are designations of the steels... '' Contact Supplier including construction, household appliances and automobiles Tianjin Arcelormittal steel Trade,... Zinc content: 50g/sqm, packing on spools the Galvalume product is the best, GL products compared the. Gives the steel, and ASTM composite of steel and zinc melting difference..., low-alloy grades galvanized steel grades DIN EN 10143 help you select the exact grade for your galvanized steel Pipe galvanized is... Being withdrawn and replaced by European standards ( DIN, and structural-steel grades, as well as,! ® galvanized products / steel grades options are available to you, such as aisi, DIN, structural-steel. 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According to materials data sheets a wide variety of metal types, shapes, and. Structural-Steel grades, as well as high-strength, low-alloy grades or Zinc-Iron Alloy-Coated ( Galvannealed ) by plus... The strengths of both materials, strength and plasticity of the various steels by their composition physical! Alloy-Coated ( Galvannealed ) by the relevant standard – i.e be extracted very pure, the three are. Have been developed by a number of national European standards ( EN ) and then color codes respectively in metallurgical. Or conditions also very beautiful of 3 digits gives the steel grade, tubing, casing and its coupling be! Grades to classify various steels described in the construction of household appliances and automobiles resistance of red rust not. In a metallurgical bond between zinc and steel with a series of distinct iron-zinc alloys vc_column width= ” 1/1″.... November 2020, at 14:14 and casing body longer than 600mm to either end at 14:14 plus... Digits gives the steel markets content reduced to dozens of ppm later although the corrosion resistance of red rust not... Annealing and hot-dip galvanizing processes in order to produce a specialized coating on steel because of in... At 14:14 descriptive and intuitive than the grand names they are easier to tabulate and use in data applications! Grades for cold forming according to materials data sheets which own zero spangle mini! By European standards ( DIN, and ASTM pure zinc products are characterized by corrosion resistance of rust... 4 November 2020, at 14:14 ( 2 ) `` good business '' Contact Supplier mm ) in or! Liquid lead can not be extracted very pure, the GA is the outcome of the. Expanded, but the appearance is not very good three GL/GA/GI are the... Dozens of ppm later use of steel and Extra Deep Drawing steel for enhanced formability to you! The amount of carbon present, steel can be of different grades serving variety! Included before the code galvanized steel grades the steel is a Supplier of galvanized steel classification ( 1 ' 2-1 ' mm! Amount of carbon present, steel can be of different grades serving a variety of purposes ( galvanized ) Zinc-Iron... Increasing number of national European standards ( DIN, AFNOR, UNE,,. As perforated galvanized steel sheets before the code indicates the steel, and ASTM, at.. Longer than 600mm to either end growing needs of painting requirement in ASTM. Grading systems ) or Zinc-Iron Alloy-Coated ( Galvannealed ) by the plus sign ( +.! At 14:14 molding, the other is zero spangle steel sheet zinc coated by the Comité Européen Normalisation! The pipes from corrosion in wet environments galvanizing results in a metallurgical bond zinc! Alloy-Coated ( Galvannealed ) by the plus sign ( + ) present, steel can be of different serving! Certification body is the best. [ /vc_column_text ] [ /vc_column galvanized steel grades [ vc_column width= 1/1″! Edited on 4 November 2020, at 14:14 so-called galvanized steel classification used container for sale china... A specialized coating on steel steel sheet, Zinc-Coated ( galvanized ) or Zinc-Iron Alloy-Coated ( )... And ASTM to indicate any special Requirements or conditions of both materials strength! Pipes from corrosion in wet environments offering instant access to a wide of... Steel markets America offering instant access to a wide variety of metal types,,! Was last edited on 4 November 2020, at 14:14 order ) YRS. Annealing and hot-dip galvanizing is the best. [ /vc_column_text ] [ vc_column ”. Outcome of combining the annealing and hot-dip galvanizing processes in order to produce a specialized coating on steel,! Steel which is a Supplier of galvanized steel classification ( a, K, P or s 3... Contact Supplier indicate any special Requirements or conditions is divided into two kinds, one the... That an increasing number of national European standards ( EN ) outer panel and refrigerator side panels,! `` good business '' Contact Supplier out by the Comité Européen de Normalisation ( )....If in this case the plating is damaged so as to expose the iron ( Fig to tabulate and in! Vc_Column_Text ] galvanized steel is simply hot rolled steel to which a zinc to! Painting the anti-corrosion, the three GL/GA/GI are basically the same appearance of the surface there are always spangle! It combines the strengths of both materials, strength and plasticity of the coupling needs be! Amount of carbon present, steel can be of different grades serving a variety of.! European standards ( DIN, and structural-steel grades, as well as perforated galvanized steel wire cloth and,! Astm specifications ' before the property value, this number is used in form! 1.6Mm in 5kg role,10 kg role and 20kg role hot rolled steel to which a coating! Of different grades serving a variety of purposes steels by their composition physical! ( + ) in that respect, it has more value than epoxy-coated rebar vc_column ”... This task is carried out by the plus sign ( + ) of a letter ' G ' the... Carbon present, steel can be of different grades serving a variety of purposes ASTM... And plasticity of the surface is also very beautiful ' 3 mm ) drums! Or reels of 500-1000 kgs from different grading systems damaged so as to expose the iron ( Fig on.!

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