جيبوتي ppgi شركات الاستيراد من / معدن حديد فولاذ جيبوتي

PPGI Coils  PREPAINTED STEEL SHEET, ASTM A 755M ON ZINC COATED (GALVANIZED) SUBSTRATE, ASTM A 653M,  COMMERCIAL STEEL TYPE B, WITH Z60  COATING DESIGNATION, TOP SIDE: PRIMER, 5 MICRON THICKNESS PLUS POLYESTER, 20 MICRON THICKNESS, RAL 9001  BOTTOM SIDE: PRIMER, 7-8 MICRON THICKNESS (PU COMPATIBLE), RAL 7035  508 MM COIL ID, 4 TO 5 MTON COIL WEIGHT,  THICKNESS TOLERANCE SHOULD BE -0.02MM/+0.02MM