... machined parts materials:gray iron,carbon steel,stainless steel,aluminum,bronze,brass,zinc pricise machined partsmaterials:gray iron,carbon steel ... ,stainless steel ,aluminum,bronze,brass,zincstandard:JIS,DIN,ASTM,BSspecifications:1.material:carbon ... steel,alloy steel,stainless steel,aluminum,brass2.product weight from 0.01kg to 80kg3. ...