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| Chinese National Standard Category: Shaped insulating refractory |
| English Title: | Shaped insulating refractory products--Determination of bulk density and true porosity |
| Chinese Title: | 定形隔热耐火制品 体积密度和真气孔率试验方法 |
| Standard No.: | GB/T 2998-2001 |
| Category No.: | Q45 |
| Issued by: | State Quality and Technology Supervision Bureau |
| Issued on: | 2001-01-15 |
| Implemented on: | 2001-6-1 |
| Status: | superseded |
| Superseded by: | GB/T 2998-2015 Test method for bulk density and true porosity of shaped insulating refractory products |
| Superseded on: | 2017-1-1 |
| Abolished on: | 2017-01-01 |
| Superseding: | GB/T 2998-1982 Test method for bulk density and true porosity of shaped insulating refractory products |
| Word Count: | 2500 words |
| Similar Standards: | GB/T 16763-2023 GB/T 35845-2018 GB/T 3995-2014 JC/T 978-2012 GB/T 16763-2012 GB/T 3995-2006 GB/T 3994-2005 GB/T 2998-2001 GB/T 3997.2-1998 GB/T 3997.1-1998 YB/T 116-1997 YB/T 386-1994 GB/T 5990-1986 GB 3997.1-1983 GB/T 3995-1983 GB/T 3996-1983 |
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