Xh400 Steel/Cast Iron Timing Pulley

Timing Pulley Numbers:& XL, L, H, XH& 3M, 5M, 8M, 14M, 20MStandard Timing Pulleys Introduction:&Material:ASTM G-3000 or or C1045 steel,For each batch ofcasting,inspection certificate including chemcial composition, tensile strength, hardness etc will be tested & issued; for each batch steel material, subsupplier will provide material certificate issued by steel plant.&Machining:Precesion machining for pulley with stock bore, taper bore .&Addition:With Flang, and Keystocks when Needed.&Finish: Black oxide for steel Timing Pulleys,black phosphate for cast iron Timing Pulleys.&Package: Cartons with sealed plastic bag.Timing Pulleys:Made to Orders' Prints and/or SamplesMade-to-order Timing Pulleys Introduction:&Material:Aluminium,Alloy material etc.&Finish:No surface treatment,oiled.&Package: Cartons with sealed plastic bag.