CB/T 49-2007
Marine combination pipe flanges of slip-on steel outer flanges of fillet weld-on steel inner flanges (English Version)

Standard No.

CB/T 49-2007

Language

Chinese, Available in English version

Release Date

2007

Published By

Professional Standard-Ships

Latest

CB/T 49-2007

Replace

CB/T 49-1999

Scope

This standard specifies the classification, requirements, inspection methods, inspection rules, marking, packaging and storage of marine lap welded steel ring loose steel flanges (hereinafter referred to as flanges). This standard applies to the design, manufacture and acceptance of flanges for ship pipelines with nominal pressures not greater than 1.6MPa and operating temperatures not higher than 300°C.

CB/T 49-2007 Referenced Document

• GB/T 1184-1996 Geometrical tolerancing--Geometrical tolerance for features without individual tolerance indications
• GB/T 1220-1992 Stainless steel bars
• GB/T 1804-2000 General tolerances Tolerances for linear and angular dimensions without individual tolerance indications
• GB/T 569-1965 Marine pipe flanges--Connection dimensions and mating face
• GB/T 700-1988 Carbon structural steels

CB/T 49-2007 history

• 2007 CB/T 49-2007 Marine combination pipe flanges of slip-on steel outer flanges of fillet weld-on steel inner flanges
• 1966 CB/T 49-1999 Marine lap welded steel ring loose sleeve steel flange