HG/T 21639-2005
Top davit for towers (English Version)

Standard No.

HG/T 21639-2005

Language

Chinese, Available in English version

Release Date

2006

Published By

Professional Standard - Chemical Industry

Latest

HG/T 21639-2005

Replace

HG/T 21639-1980

Scope

This standard specifies the structural type, basic parameters, technical requirements and descriptions of tower top suspension columns. This standard applies to the lifting of tower plates or other parts during installation and maintenance of towers or other vertical equipment.

HG/T 21639-2005 Referenced Document

• GB/T 12459-1990 Steel butt-welding seamless pipe fittings
• GB/T 229-1994 Metallic materials--Charpy notch impact test
• GB/T 3274-1988 Carbon structural and low alloy steel rolled plates and strips
• GB/T 8162-1999 Seamless steel tubes for structural purposes
• GB/T 905-1994 Dimension, shape, weight and tolerance for cold-drawn round, square and hexagonal steels

HG/T 21639-2005 history

• 2006 HG/T 21639-2005 Top davit for towers
• 0000 HG/T 21639-1980