Excellent agent of first class state-owned cooperation ISO quality,MOQ 10MT, Delivery:10-40 days. Quality service after sales Alloy Structure Steel Alloy Structural Steel-ASTM 5130, JIS SCr430, DIN 28Cr4(1.7030), GB 30Cr(A/E)1. Relable leader in Special Steel products2. Competitive price3. The best quality materialSpecification1. Chemical Composition Chemical Composition %CSiMnCrMoNiWBAlTiV51300. ...