Tender For procurement of high rib trapezoidal profile and roofing sheets for conveyer galleries ,bpscl,bokaro - high rib trapezoidal profile and roofing sheets for conveyer galleries., cat. no. 00001531001 galvalume sheet combination: 55% aluminium, 43.4% zinc, 1.6% silicon coating standard: as 1397-1993 material: galvalume - astm a792m coating mass: az 150 base metal: high tensile steel tensile strength: 550 mpa total coated thickness: 0.60 mm tolerance: 0.04 as per as/nzs 1397 colour: blue length: 3050 mm each, cat. no. 00001531002 galvalume sheet combination: 55% aluminum, 43.4% zinc, 1.6% silicon coating standard: as 1397-1993 material: galvalume - astm a792m coating mass: az 150 base metal: high tensile steel tensile strength: 550 mpa total coated thickness: 0.60 mm tolerance: 0.04 as per as/nzs 1397 colour: blue length: 2440 mm each