These are almost always pirated. They may contain malware, and using them violates the JIS copyright. It can also void any test certification if discovered during a customer audit.
The standard provides several benefits, including:
is a Japanese Industrial Standard titled "Rubber, vulcanized or thermoplastic — Determination of tensile stress-strain properties." It specifies the test method for measuring:
Specifies methods for determining the tensile stress-strain properties of vulcanized and thermoplastic rubbers. Measured Properties: