GB/T 7320.1-2000
Refractory materials-Determination of thermal expansion (Push rod method)
2008-12
- Standard No.
- GB/T 7320.1-2000
- Language
- Chinese
- Release Date
- 2000
- Published By
- General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
- Replace By
- GB/T 7320-2008
- Lastest
- GB/T 7320-2018
- Scope
- This standard specifies the test method for determining the thermal expansion of refractory materials by the ejector pin method. This standard applies to the determination of the linear expansion rate or average linear expansion coefficient of refractory materials between room temperature and 1300 °C.
GB/T 7320.1-2000 history
- 2018 GB/T 7320-2018 Refractories.Determination of thermal expansion
- 2008 GB/T 7320-2008 Refractories.Determination of thermal expansion
- 2000 GB/T 7320.1-2000 Refractory materials-Determination of thermal expansion (Push rod method)
- 1987 GB/T 7320-1987 Test method for thermal expansion of refractory products
GB/T 7320.1-2000 Refractory materials-Determination of thermal expansion (Push rod method) was changed to GB/T 7320-2008 Refractories.Determination of thermal expansion.