1,AISI 4340 FLAT STEEL! 2,Thickness:1mm-500mm 3,length:0.1m~10m ... enquiry!!!!!Material: AISI 4340,DIN 36CrNiMo4,GB 40CrNiMoA,JIS SNCM439Alloy Flat Steel Bars! Standard:ASTM,JIS,GB, EN(DIN,JIS,DIN ... client request Detailed Product Description 1.Product name: AISI 4340 Flat Steel Bars2.size: lengthWidth Thickness0.1m-10m10mm-600mm10mm-200mm3.Tolerance ...