This part of YC/T 10 specifies the technical requirements, test methods and inspection rules for gray iron castings of tobacco machinery. This section applies to gray iron castings (hereinafter referred to as castings) cast in sand molds (or molds with thermal conductivity equivalent to sand molds) for tobacco machinery products.
YC/T 10.4-2006 Referenced Document
GB/T 231.1-2002 Metallic materials--Brinell hardness test--Part 1: Test method