CB/T 50-2008
Marine welding neck steel outer race composite flanges (English Version)

Standard No.

CB/T 50-2008

Language

Chinese, Available in English version

Release Date

2008

Published By

Professional Standard-Ships

Latest

CB/T 50-2008

Replace

CB/T 50-1999

Scope

This standard specifies the classification, requirements, test methods, inspection rules and packaging of marine butt-welded steel ring loose steel flanges (hereinafter referred to as loose steel flanges). This standard applies to the design, manufacture and acceptance of loose steel flanges.

CB/T 50-2008 Referenced Document

• GB/T 1184-1996 Geometrical tolerancing--Geometrical tolerance for features without individual tolerance indications
• GB/T 14976-2002 Stainless steel seamless tubes for fluid transport
• GB/T 1800.4-1999 Limits and fits Tables of standard tolerance grades and limit deviations for holes and shafts
• 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 4237-1992 Hot rolled stainless steel sheets and plates
• GB/T 5312-1999 Carbon and carbon--Manganese steel seamless steel tubes and pipes for ship
• GB/T 569-1965 Marine pipe flanges--Connection dimensions and mating face
• GB/T 699-1999 Quality carbon structural steels

CB/T 50-2008 history

• 2008 CB/T 50-2008 Marine welding neck steel outer race composite flanges
• 1966 CB/T 50-1999 Marine Butt Welding Steel Ring Loose Set Steel Flange