This standard specifies the classification, requirements, test methods, inspection rules, packaging, marking, transportation and storage of safety valves for marine air cylinders. This standard applies to the design, manufacture and acceptance of safety valves with design pressures of 1.1MPa and 3.3Mpa respectively.
GB/T 14087-2010 Referenced Document
CB 856-2004 Specification for P3.0Mpa cast steel pipe flanges
GB/T 1184-1996 Geometrical tolerancing--Geometrical tolerance for features without individual tolerance indications