This standard specifies two negative pressure test methods depending on the nominal diameter. A method: Nominal diameter 80 or less B method: Nominal diameter over 80
JIS K 6330-3:1998 history
2014JIS K 6330-3:2014 Testing methods for rubber and plastics hoses and hose assemblies -- Part 3: Determination of resistance to vacuum
1998JIS K 6330-3:1998 Testing methods for rubber and plastics hoses -- Part 3: Determination of suction resistance