This standard specifies the method of measuring tear strength by constant-speed tearing and the method of measuring tear strength by applying the kinetic energy of a pendulum.
JIS K 6404-4:1999 history
2015JIS K 6404-4:2015 Testing methods for rubber- or plastics-coated fabrics -- Part 4: Endurance tests
1999JIS K 6404-4:1999 Testing methods for rubber-or plastics-coated fabrics -- Part 4: Determination of tear resistance