1.Size of 1.2343 Mould steel Diameter(mm):20~600 Length (mm):1000~6000 Plate Thickness(mm):Max:800 Width (mm):Max:2200 Length (mm):Max:6000 The specification can be customized. 2.Chemical Compositions C:0.3-0.43 Si:0.80-1.20 Mn:0020-0.50 P:Max 0.030 S:Max 0.030 Cr:4.75-5.50 Mo:1.10-1.60 3.Similar Grade GB:4Cr5MoSiV AISI:H11 DIN:1.2343 JIS:SKD6 4.Features (1)Hot work tool steel. (2)Better toughness than conventional H13. (3)Fine grain size with high toughness. (4)High strength at elevated temperature. 5.Application For aluminium, magnesium casting dies, plastic thin wall mold, Pressing forged dies. 6.Packaging & Delivery In seaworthy packingï¼? 20ft:GW 28T; (5.80M*2.13M*2.18M); 40ft:GW28T; (11.8M*2.13M*2.18M) or based on your order Shipped in 15 days after payment 7.Special Use:Mold Steel 8.Surface treatment:black/polished/machined Technology:hot rolled/forged/cold drawn Heat treatment:annealing/Q+T