BS EN 10143-20 06 Continuously hot-dip coated steel sheet and strip-BS EN 10143 20 06连续热浸涂钢板和地带
BRITISH STANDARDContinuously hot-dipcoated steel sheet andstrip — Tolerances ondimensions and shapeT
BS EN 10143-20 06 Continuously hot-dip coated steel sheet and strip-BS EN 10143 20 06连续热浸涂钢板和地带