JB 4708-2000
Welding procedure qualification for steel pressure vessels (English Version)

Standard No.

JB 4708-2000

Language

Chinese, Available in English version

Release Date

2000

Published By

Professional Standard - Machinery

Status

Be replaced 2011-10

Replace By

NB/T 47014-2011

Latest

NB/T 47014-2011

Scope

This standard specifies the welding procedure qualification rules, test methods and qualification indicators for steel pressure vessels. This standard is applicable to the welding process qualification of gas welding, hand arc welding, gas metal arc welding, gas tungsten arc welding, electroslag welding, and corrosion-resistant layer surfacing of steel pressure vessels.

JB 4708-2000 history

• 2011 NB/T 47014-2011 Welding procedure qualification for pressure equipment
• 2000 JB 4708-2000 Welding procedure qualification for steel pressure vessels
• 1970 JB 4708-1992 Welding procedure qualification for steel pressure vessels

JB 4708-2000 Welding procedure qualification for steel pressure vessels was changed to NB/T 47014-2011 Welding procedure qualification for pressure equipment.