... machined part 1.material: Q235,20#steel,S/S 2.size: as your dwg 3.surface: anodizing, clear 4.qty: 1000pcs steel machined ... /Special Features:Materials: carbon steel, stainless steel, alloy steel and aluminum Standard: ASTM, JIS, BS, DIN, EN, ISO Operation: ... heat treatment Product weight: 0.5 to 300kg Precision machining: CNC lathes, milling, drilling, planning, grinding machines and test facility ...