Crusher hammer Steel-LCC,WCC,WCB,4130,4140,8620,8630 Manganese steel: ASTM A 128 Gr.A, Gr.B, Gr. Machining shop owner Railway parts ZD is proud to offer products cast in many ferrous and non-ferrous alloys. Our material specialties include:Carbon and low/Medium Alloy Steel(Feneral Applications)*Dry Sand*No-Bake Sand(Polymer Sand)*InvestmentCommon Alloys produced are:Steel-LCC,WCC,WCB,4130,4140, ...