Yuhuan Dymna Imp & Exp Co., Ltd.  

Product Name: Standard B Type Sprocket with Hub Model NO.: Standard roller chain sprocket Type: Circular Gear Material: Steel 1045, Casting Iron 65-45-12 and etc. Toothed Portion Shape: Curved Gear Manufacturing Method: Rolling Gear Hardness: Hardened Tooth Surface Application: Machinery, Agricultural Machinery Standard Or Nonstandard: Standard or Acc. to Dwg. Trademark: acc. to dwg. Transport Package: Standard Specification: 0.1-100KG Origin: China Product Description B type roller chain sprocketStandardDIN, BS, ISO, ANSI or etc.Type04B-48B, 25-240MaterialAlloy Steel 1045/CK45/XC42H1, casting iron 65-45-12 or acc. to drawing.Surface treatmentclear or black zinc plating, hardened teeth 35-50 HRC available.