... moulds and die casting parts. Detailed information on street lighting box, shown as below table.ItemDescriptionDie castingpartsModelHX10139Molding technicsDie ... 2343, SKD61,45#steel,etc.Heat treatmentHardened,NitridingHardnessHRC50~55Mould featureAdvanced design, Novel structure, High precision,Quality materials, Long lifetime, ... casting projects with you together perfectly. street lighting box