This part of JB/T 4278 specifies the verification items and technical requirements of the wear-resistant test device, verification instruments, verification methods, verification results and processing. This section applies to the verification of braided cord abrasion test equipment.
JB/T 4278.4-2011 Referenced Document
JB/T 4278.1-2011 Verification procedure for test equipment of rubber plastic wire and cable.Part 1: General
JB/T 4278.4-2011 history
2011JB/T 4278.4-2011 Verification procedure for test equipment of rubber plastic wire and cable.Part 4: Abrasion test device
1970JB/T 4278.4-1993 Rubber plastic wire and cable test equipment verification method wear-resistant test device