... Process:hot-rolled/forged/cold-drawn Shape:square/round Steel bar Material: Stainless Steel:201 202 204 207 207CU 301 302 303 303B ... SAE4140,SAE4130,SAE9840,SAE4340,AISI4145H,SAE4150,SAE8620,European Standard:42CrMo4,25CrMo4,34CrNiMo6,39CrNiMo3,17NiCrMo6,18CrNiMo7-6,S355J2G3,ASTM A105,ST52-3 ... ,B7,B16,F11,F12,F22,F5,F9,51Cr4. Carbon steel bar:Chinese Standard:20#,25#,35#,45#,50#,60#;Japan Standard ...