CB/T 4281-2013 (English Version) PDF

Scope: This standard specifies the classification, marking, requirements, and requirements for flanged titanium alloy bellows stop check valves (hereinafter referred to as stop check valves) whose flange connection dimensions are specified in CB/T 4196-2011 and GB/T 2501-2010. Test methods, inspection rules, marking, packaging and storage. This standard applies to the design, manufacture and acceptance of stop check valves for ship piping systems with corrosive media such as seawater and steam with a temperature not higher than 250°C.

CB/T 4281-2013 Referenced Document

CB/T 4196-2011 Marine pipe flanges-connection dimensions and mating face
GB/T 11698-2008 Metal valves for use in marine flanged pipe systems.Face-to-face and center-to-face dimensions
GB/T 1184-1996 Geometrical tolerancing--Geometrical tolerance for features without individual tolerance indications
GB/T 1220-2007 Stainless steel bars
GB/T 1804-2000 General tolerances Tolerances for linear and angular dimensions without individual tolerance indications
GB/T 1958 Geometrical Product Specifications(GPS)—Geometrical tolerance—Verification*， 2017-11-01 Update
GB/T 2501-2010 Connection dimensions and mating face of marine flanges
GB/T 2965-2007 Titanium and titanium alloy bars
GB/T 3032 Marks for marine piping valves and fittings*， 2014-02-19 Update
GB/T 3280-2007 Cold rolled stainless steel plate, sheet and strip
GB/T 584-2008 Marine cast steel flanged stop values
GB/T 600 General technical specifications for ship pipeline valves*， 2023-03-17 Update
GB/T 6614-1994 Titanium and titanium alloy castings