45 # precision silver steel support 45 45 # # silver steel support standard silver steel support

 Silver steel support is used in automation equipment assembly or as a mold roughing material round steel bars. The overall appearance of silver-white, high precision, linear and high ease of use various assembly and processing. Material: 45 #, 40CR, GCR15 silver steel support General Specifications: Diameter φ4-160mm length: 100mm-8000mm Hardness: 28-32 HRC diameter tolerances: H7, G5 silver-steel high-precision, high-wind known, a mirror surface brightness finish surface of the product, the product accuracy, straightness, ovality can replace imported products. The finished product is in the annealed condition to facilitate further processing customers. Technical delivery parameters: surface roughness: 0.08-0.1um Ovality: <= 0.01mm straightness: <= 0.1mm / m Yield strength: mpa <= 1080