Forgings of steel 1.2312 q + t 285..330 hb / improvement, fm, hardness 285..330 hb, size mm 537 (-0 / + 0.5) h1162 mm (-0 / + 0.5) h1602 mm (-0 / + 0.5) - 2 pcs, 560mm (-0 / + 0.5) h774mm (-0 / + 0.5) h911mm (-0 / + 05) -.. 2 ea representing 1.2312 steel rods,