Galvanized Steel

* Hot-Dip Zinc Coated   JIS G 3302 SGHC,SGH,SGCC,SGCH,SGCD,SGC   ASTM A 361, ASTM A 653, ASTM A 924,   BS 3083-88, BS EN 10142-91, BS EN 10143-93, BS EN 10147-92   DIN 59231-53   ISO 3575-76(01/02/03/04/05), ISO 4998-96(220/250/280/550)   Australia/N.Z. AS1397 G250 Z275   * Electrolytic Zinc-coated   JIS G 3313 SEHC, SEHD, SEHE, SEFH, SE, SEPH, SECC, SECD, SECE, SEFC   ASTM A 591   BS EN 10152-94, DIN EN 10152-93, NF EN 10152-94   ISO 5002-82   * Hot-Dip Aluminum Coated   JIS G 3314 SA1C, SA1D, SA1E, SA2C   ASTM A 463   BS EN 10215-95   ISO 5000-93   * Zinc - Aluminum Coated   JIS G 3317 SZAHC, SZAH, SZACC, SZACH, SZACD, SZAC   ASTM A 875, ASTMA 924   ISO 14788-98 * Dimensions Thickness(mm) Width(mm) Length(mm) Coil I.D.(mm) Coil Weight 0.40 - 3.00 30 - 1,520 0.45 420 - 610 5 - 20MT * Quality of JIS G 3302 Grade Thickness(mm) Applications SGHC 1.6 - 6.0 Commercial Quality SGH340, SGH400 SGH 440,SGH490, SGH 540 0.25 - 3.2 Structural Quality SGCC 0.11 - 1.0 Commercial QualityCommercial Quality SGCH 0.40 - 2.3 Commercial Quality, Hard Class SGCD1 0.60 - 2.3 Drawing Quality, Class-1 SGCD2 Drawing Quality, Class-2 SGCD3 0.60 - 2.3 Drawing Quality, Class-3 SGC340, SGC400, 0.25 - 3.2 Structural Quality SGC440, SGC490 SGC570 0.25 - 3.0 * Surface Finish R ( Nominal Spangle) - spangles as a result of the unrestricted growth of zinc   crystals during normal solidification Z ( Minimized Spangle) - spangles obtained by restricting normal spangle   formation to a minimum * Minimum, Coating Mass for Coated Sheet/Coil    (total mass on both surfaces, g/m3) Type Symbol Average Mass Minimum Coating at in Triple-Spot Test Single Spot Test Non-alloyed (Z06) (60) (51) Z08 80 68 Z10 100 85 Z12 120 102 Z18 180 153 Z20 200 170 Z22 220 187 Z25 250 213 Z27 275 234 Z35 350 298 Z45 450 283 Z60 600 510 Alloyed (F04) (40) (34) F06 60 51 F08 80 68 F10 100 85 F12 120 102 (F18) (180) (153)   * Temper Grade Temper Grade Symbol Hardness(HRB) Hardness (Hv) As Annealed A     Standard Temper S      1/8 Hard 8 50 - 71  95 - 130  1/4 Hard 4 65 - 80 115 - 150  1/2 Hard 2 74 - 89 135 - 185 Full Hard 1 85 min. 170 min   * Quality of JIS G 3313 Thickness(mm) Application Main use Base Metal 1.6-4.5 Commercial Quality SPHC 1.6-4.5 Drawing Quality SPHD 1.6-4.5 Deep Drawing Quality SPHE 1.6-4.5 Forming Quality SEFH490/540/590 2.0-4.0 Improved Forming Quality SEFH540Y/590Y 1.6-4.5 General Structural Quality SS330/400/490/540 1.6-4.5 Structural Quality SEPH310/370/400/440   C - Chromate Treatment P - Phosphate Treatment M - Untreatment Remarks : Unless specified, materials shall be Chromate Treatment   * Surface Finish for the Application RegularSpangleZ 06-Z60 MinimizedSpangleZ 06-Z60 UltraSmoothZ 06-Z60 ZeroSpangleZ 06-Z60 GalvannealedFinishF04-F18 Structural Quality Commercial QualityDrawing QualityStructural Quality Commercial QualityDrawing QualityStructural Quality Commercial QualityDrawing QualityStructural Quality Commercial QualityDrawing QualityStructural Quality Construction Guard Rail Home AppliancesOffice FurnitureSteel Furniture Home AppliancesOffice FurnitureSteel Furniture Home AppliancesOffice FurnitureSteel Furniture Home AppliancesBuilding MaterialsAuto-Parts   Minimized Spangle - Characteristics of the crystal structure due to the restricted growth of zinc crystals during normal solidification, good appearance after painting due to uniformity of the surface, and better paintability compared to regular spangle.Zero Spangle - Difficult to check the crystal grains with naked eyes due to complete suppression of the surface and outstanding appearance.Extra smooth - Smooth surface by temper rolling after the solidification.Good appearance after painting due to surface smoothness. * Standard PackingSpecial care is given to prevent abrasion, rust and scratch during transportation and shipment, the procedures are illustrated as follows.Unit weight is usually 2-5mt for sheet, 4-20mt for coils upon to the request.