GB/T 700 Q275B Steel Plate   Unitedsteel are specialized in exporting GB/T 700 Q275B Low alloy and high strength steel plate, heavy plate and wide, heavy plate   Q275B Adopt standard: GB/T 700 Standard Specification is for Rolled Steels for Welded Structure Q275B Specification: Thickness: 1mm to 500mm; Width: 1500mm to 4500mm: Length: 3000mm to 27000mm Third Party Inspection for Q275B: ABS, DNV, BV, GL, CCS, LR, RINA, KR, NK, CE, SGS, IKE, IEI or other quality department. Q275B Chemical composition Max % of the Product analysis of grade C Si Mn P S 0.21 0.35 1.50 0.045 0.045 Q275B Yield […]

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