This part of JB/T 4730 specifies the liquid penetration testing method and quality classification of pressure equipment. This section is applicable to the detection of surface opening defects produced during the manufacturing, installation and use of non-porous metal materials or pressure-bearing equipment made of non-metallic materials.
JB/T 4730.5-2005 history
2015NB/T 47013.1-2015 Nondestructive testing of pressure equipments.Part 1: General requirements
2005JB/T 4730.1-2005 Nondestructive testing of pressure equipments - Part 1: General requirements
1994JB 4730-1994 Nondestructive testing of pressure vessels
JB/T 4730.5-2005 Nondestructive testing of pressure equipments - Part 5: Penetrant testing has been changed from JB 4730-1994 Nondestructive testing of pressure vessels.
JB/T 4730.5-2005 Nondestructive testing of pressure equipments - Part 5: Penetrant testing was changed to NB/T 47013.5-2015 Nondestructive testing of pressure equipments.Part 5: Penetrant testing.