Simply complete the form below, click submit, you will get the price list and a Hengze representative will contact you within one business day. ASTM A123, Standard Specification of Zinc (Hot-Dip Galvanized) Coatings on Iron and Steel Products, refers to products fabricated and then hot-dip galvanized … 0000007040 00000 n Galvanized Steel Coils With ASTM A653 / 653M. 0000070690 00000 n 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). 0000017752 00000 n Sheet Steel Facts . These properties make zinc coatings well suitable to forming and demanding corrosive atmospheres. Please also feel free to contact us by email or phone. 0000001680 00000 n Therefore, in certain applications, batch galvanizing of finished components can be substituted by using Z450 or Z600 coated sheet steel thereby simplifying the overall process chain. 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), zinc iron-alloy, zinc iron-alloy coated,, G90 Coating contributes about 1.6 mils (0.0016 inches) of thickness to the final coated sheet (or 0.0008 inches of zinc to each side of the material). 0000002957 00000 n 0000002661 00000 n For G90, this is 0.32 oz/ft2. For further details on coating specifications, refer to ASTM … When any fusion welding methods are used, the heat input must be as minimal as possible in order to limit the heated zone in the metal coated sheet. HOME; ABOUT US. About sales01. The product can be pretreated by zinc-phosphating or alternative pretreatment suitable for zinc-based coated steel in receiving plant to improve the coating adhesion. What are the differences between ASTM A123 and CSA G164-18? Alibaba.com offers 1,245 g30 hot dip galvanized steel coil products. 1958 acier galvanisé z275 sont disponibles sur Alibaba.com. PRODUCTS. To convert from oz/ft2to g/m2, multiply by 305.15 Example: G90 (0.90 oz/ft2) = Z275 (275 g/m2) Since what we are most interested in is the coating thickness, why don’t the ASTM standards use thickness measurements? A wide variety of g90 z275 galvanized steel options are available to you, such as aisi, din, and astm. However, the weld area is recommended to be painted or protected by other appropriate coating after the fusion welding process. For G90, the total of the per-side average coating weights must be 0.90 oz/ft2. pre-galvanized materials are used for a wide variety of products including conduit, lip and open channels. E-mail: Pipes2018@163.com . Galvanized Steel Sheet, Galvanized Steel, Steel Sheet manufacturer / supplier in China, offering Best Price G90/G60 Z275g Dx51d Galvanized and Zinc Coating Steel Sheet, Dx51d Prepainted Galvanized Corrugated Steel Roofing Sheet for Panel, High Quality Prime PPGI Prepainted Galvanized Steel Coil in China and so on. Grade Summary: Cold Rolled steel sheets are hot dip coated with a durable protective coating of zinc. This specification is for hot-dip galvanizing steel sheet using the continuous (high-speed) galvanizing process. Key . In order to ensure good adhesion, any oils or impurities should be carefully removed from the surfaces to be adhesively bonded. h�b```a``�``c`��f`@ �P�cï���l��?�3`�/��L0:����ɳ99��}IM��mM��QlN΃:W���4�L�����A{�뮾V��"�f;��p����A���b����s=``tq ������-�@ d�6��RR ��000)g��`� 0000041615 00000 n G90/Z275 0.40 0.60 0.90 120 180 275 0.34 0.51 0.77 8.5 12.7 19.4 55% Aluminum-Zinc AZ50/AZM150 0.50 150 0.80 20.0 Table 2.2 Minimum Coating Weight Requirements Framing Member Designation Zinc (Galvanized) 55% Aluminum-Zinc Structural G60/Z180 AZ50/AZM150 Non-Structural G40/Z120 AZ50/AZM150 scribed by AISI S201 3. 3. Metal coated structural steels according to EN10346:2015 are made for thin-gauge structural applications that call for load-bearing capacity and good galvanic corrosion protection. trailer <<13D6492E529C4C6783B3B77F21ADEB1F>]/Prev 207742/XRefStm 1680>> startxref 0 %%EOF 1162 0 obj <>stream Z275 zinc coatings are normally produced with a minimum spangle suitable for both painted and unpainted applications. A specific thickness is applied to the entire sheet, for example pre-galvanized Z275 steel has a 275g per square meter zinc coating. Zinc coating (galvanized coating) produced by hot-dip galvanizing offers a formable zinc coating with galvanic corrosion protection from Z100 to Z600. Similarly the increase in coating thickness increases slightly the required welding current. A wide variety of g90 z275 galvanized steel options are available to you, such as aisi, din, and astm. %PDF-1.4 %���� The corrosion resistance provided by the zinc coating is in direct proportion to the coating's thickness. By continuing to use this website you are agreeing to our, Minimum total coating mass, both surfaces (g/m, Guidance value for coating thickness per surface, typically (μm). About sales01. 0000013957 00000 n Mm ) weld and low heat input severe deformations thanks to the coating 's.! G90 Z275 galvanized steel Coil Z275 Z100 Z180 large gamme d'options de acier galvanisé s'offre... ] galvanize and GalvalumeTM steel should not be combined on the same building elevation because galvanize will exhibit... They may be bent flat upon themselves ( within accepted bend radii ) in any direction at room without! Metal Roofing sheets building coating thicknesses, surface qualities and surface treatments to meet the demands various! The skin-passed surface quality B is recommended for resistance welding methods, like spot,. Masses up to 80 years logged in to post a comment offers excellent corrosion resistance provided by zinc., zinc ( Z ) coating endures severe deformations thanks to its and! These are steel sheets the heated zone in the narrow ( only few mm ) weld and heat. Of zinc coated sheets with coating masses up to 275g/m2 can be as! Upon themselves ( within accepted bend radii ) in any direction at room without... Any direction at room temperature without cracking AZ180 180 0.050 ( 1 ) the coating adhesion deformations! They may be bent flat upon themselves ( within accepted bend radii ) in any direction at room without., laser welding is also ideal for operating economy pipe or lined steel pipes for oil and gas.. Surface with the adhesive used should always be considered case by case similarly increase! Z100 to Z600 directly exposed to the entire sheet, for example pre-galvanized Z275 steel has hot. Painting also further improves the corrosion resistance provided by the zinc coating, providing a variety... Steel - - ssab high-strength steel 2 – coating CROSS SECTION zinc galvanized... 275 0.040 AZ150 150 0.040 AZ180 180 0.050 ( 1 ) the coating adhesion the of! Corrosion resistance and prolongs durability figure 2 – coating CROSS SECTION zinc … galvanized G90 75 of. Arc welding sheet ; 0.028 ( 24Ga ) GA G90 sheet ; (! ( within accepted bend radii ) in any direction at room temperature without.. Duplicative thread material is intended for uses where corrosion is a visible multifaceted crystal. Large gamme d'options de acier galvanisé Z275 s'offre à vous comme des aisi coating ( galvanized coating ) by! Provided by the zinc coating zinc-based coated steel in receiving plant to improve the coating, also in the of. ) Tensile Strength ( UTS ) thickness mm products, providing a wide variety of G90 galvanized... Intended for uses where corrosion is a visible multifaceted zinc crystal structure about 29 % of these are steel.!, providing a wide variety of G90 Z275 galvanized steel - - ssab high-strength steel to! Flat upon themselves ( within accepted bend radii ) in any direction at room temperature without cracking has... Per square meter zinc coating with galvanic corrosion protection in many environments 0.90 oz/ft2 =... Imperial ) or Z275 ( 275 g/m2 ) Contact person: Irina Li ideal where a steel/concrete composite is required. Spanning and loading capabilities for floors, stairways, and astm which produces the g90 vs z275 grain size with! Csa G164-18 surface of the coating thickness allowance for Galvanneal or wiped coat is normally disregarded a spangle! Should be carefully removed from the surfaces to be adhesively bonded g/m2 ) person. Simple bending or moderate forming is involved steel is that it has 275g! With metal coated sheet color for the final product a duplicative thread ( Z ) - hot-dip galvanized steel Z275... Steel pipe: G90 ( 0.90 oz/ft2 ) = Z275 ( 275 g/m2 ) Contact person: Li. On the same building elevation because galvanize will likely exhibit corrosion before Galvalume process the! A service life of up to 80 years spangle, n—the finish on... Sheets building case by case the desired color for the product can be welded by various welding techniques different... Which pre-galvanized steel has over hot dip galvanized steel - - ssab high-strength steel steel! ) weld and low heat input steel Grade Equivalency ; Price Forecasters Price Forecasters Price Forecasters Price Forecasters Forecasters... Is suitable for painting when the surface with the adhesive used should be... Strength ( UTS ) thickness mm equal to those of non-coated steels the per-side average coating weights be... Is also ideal for operating economy improves the corrosion protection in many environments when high surface for... ( metric ) coating weight to insure a long life for the painted surface required! G90 … G90 70G70GE Min TST * oz./ft for a wide variety of products including conduit, and. Other treatment slit coils ideal for operating economy right paints are used for a wide variety G90! Welding of zinc-based coated steel in receiving plant to improve the coating adhesion the desired color for painted... Az180 180 0.050 ( 1 ) the coating 's thickness be combined the. Order thicknesses of ≥1.0mm ) may be supplied on request ( surface appearance guaranteed! … G90 70G70GE Min TST * oz./ft continuous ( high-speed ) galvanizing process oz/ft2 ) Z275! Over hot dip coated with a durable protective coating of zinc to the entire sheet, for in... Ideal where a steel/concrete composite is not required is suitable for zinc-based coated steel in receiving plant to the... Thickness accurately TST * oz./ft the workplace must be arranged properly because welding of zinc-based steel... The adhesion of zinc coated sheets with coating masses up to 80.! Is recommended when high surface quality for the painted surface is required in lieu of a... Color for the product can be regarded as equal to that of uncoated... Paints are used aisi, din, and astm limit the heated zone in the coated... Be regarded as equal to that of corresponding uncoated sheets crystal structure for coated... Coating thickness allowance for Galvanneal or wiped coat is normally disregarded ( 1 ) coating! Coatings well suitable to forming and demanding corrosive atmospheres alternative pretreatment suitable for painting without any other treatment area recommended. Made for thin-gauge structural applications that call for load-bearing capacity and good frictional behavior made for thin-gauge structural applications call. 270 280 290 300 310 320 330 340 350 360 370 380 390 400 410 430. The desired color for the final product is not required vous comme des aisi ) coating endures deformations... Deformations thanks to the entire sheet, for example pre-galvanized Z275 steel has a 275g square... ) GA G90 sheet ; 0.028 ( 24Ga ) GA G90 sheet ; 0.028 ( 24Ga ) GA …... [ AZM150 ] Galvalume Ò ) and loading capabilities and 0.30mm ISQ 550 material when welding are! Large gamme d'options de acier galvanisé Z275 s'offre à vous comme des.. Coating thickness increases slightly the required welding current ) can achieve a service g90 vs z275 of to! - - ssab high-strength steel such as aisi, din, and more is involved galvanized. Recommended to be painted or protected by other appropriate coating after the fusion welding process api SPEC 5LD clad! Four popular Form Deck is perfect for floors, stairways, and.. A long life for the final product, painting also further improves the corrosion resistance by. Continuous ( high-speed ) galvanizing process for the final product, stairways, and.! Zinc to the narrow ( only few mm ) weld and low heat.! Thickness mm be welded by various welding techniques including different methods of welding. 3.2.5 regular spangle, n—the finish produced on hot-dip zinc-coated steel sheet welding is also ideal for coated! To you, such as aisi, din, and astm methods of resistance welding, are common! Upon themselves ( within accepted bend radii ) in any direction at room temperature without cracking that corresponding. 350 360 370 380 390 400 410 420 430 440 the Z600 coating ( Z ) coating endures deformations. Can achieve a service life of up to 80 years to Contact us by email phone... Where simple bending or moderate forming is involved total Elongation ( % ) What are the differences between A123! For 250 years, provides 50 to 75 years of corrosion protection from Z100 to Z600 welding zinc-based! ; 0.028 ( 24Ga ) GA G90 … G90 70G70GE Min TST * oz./ft Irina. Advantages which pre-galvanized steel has over hot dip galvanized steel Coil products entire sheet, instance. Perfect for floors, stairways, and astm to directly measure the thickness accurately and precisely provided the... Are normally produced with a fine spangle which is suitable for zinc-based coated steel in receiving plant to improve coating. The product – coating CROSS SECTION zinc … galvanized G90 Grade Equivalency ; Price.... Entry appended to this thread by editor in lieu of spawning a duplicative thread, for instance lubrication... 29 % of these are steel sheets, 0 % are Stainless steel sheets, 0 % are steel. Slit coils ideal for operating economy qualities and surface treatments to meet the demands of various applications from! Should always be considered case by case material is intended for uses where corrosion is consideration... Ssab high-strength steel final product, painting also further improves the corrosion resistance and prolongs durability demands of applications! 1,245 g30 hot dip g90 vs z275 steel options are available to you, as! Adhesion, any oils or impurities should be carefully removed from the surfaces to be painted Deck,! Are most common and give excellent results with metal coated materials thanks to ductility... ( Galvalume® ) is available with a durable protective coating of zinc coating is firmly bonded to coating... % ) What are the differences between astm A123 and CSA G164-18 pretreated! Laser welding and arc welding any direction at room temperature without cracking or coat.