Descripción del producto

DANA PREPAINTED GALVANIZED PRODUCTS in COILS/SHEETS/SLITS Parameters Technical details/specifications/Stds Product name T ECHNICAL DATA SHEET FOR PREPAINTED GALVANIZED PRODUCTS Reference standard ASTM **5 0ther containing standards JIS G***2, IS ****6, ECCA Strip thickness mm 0.*0 to 1.2 0 Strip widths mm **0 to ***0 Substrate material Zinc coating as per ASTM A **3/A **3M with steel base as per ASTM std Substrate Coating mass gms/m2 Substrate coating mass class *0 to **5 Z**0; Z**0; Z**0 and Z**5 as per ASTM std Or As mutually agreed Grade designation Gr *0/ Gr *0/CS type A, B as per ASTM std Yield strength Mpa min Tensile strength Mpa min **0 for Gr *0 & **0 for Gr *0 **0 for Gr *0 & **0 for Gr *0 Paint type Regular Polyester/Silicon Polyester/PVDF Paint coating thickness (DFT) Top coat *8 to *2 microns (*5 microns primer) Back coat 5 to 8 (including primer) Digital DFT meter accuracy Accuracy +/- 2% of reading) as per ASTM A **3 Pencil hardness H or Harder Gloss ****0% at *0 degrees ASTM D **3 Resistance to chalking QUV ASTM D *3 ***0 HRS –rating ?4 for PVDF, **0 HRS –rating ?4 for others Resistance to corrosion (ASTM B **7) **0 HRS with blister density ?2, creepage ?2 mm. Resistance to Humidity ***0 HRS blister density ? 2 (ASTM D ***7) Resistance to color change QUV- ASTM G *3 ***0 HRS (delta E ? 5 unit) for PVDF ***0 HRS (delta E ? 5 unit) for others Flexibility 4 T- (ECCA) - no cracking Resistance to abrasion ?*0 mg as per **0 cycles