This standard specifies the product structure, technical requirements, test methods, inspection rules and markings, packaging, transportation and storage of asphalt viscosity and toughness testers (hereinafter referred to as testers). This standard applies to the production and use of asphalt viscosity and toughness testers.
JT/T 942-2014 history
2014JT/T 942-2014 Bitumen toughness and tenacity testing machine