bevel gear 1,material:A3/45 2,ISO, ANSI standard 3,8 year sprocket and gear factory history 4,CNC technology, patent product Company ... standard, British standards, AGMA standards2.Material can be C45, 40Cr, 20CrMnTi, 42CrMo, copper, stainless steel and so on as per your ... available as per your special request4.Our standard sprocket and bevel gear is exported to Europe and America in big quantity.5 ...