炭素材料体积密度、真密度、真气孔率、显气孔率的测定方法
Method for determination of bulk density, true density, true porosity and oppen porosity of carbon materials
2024-09-29
GB/T 1966-2024
多孔陶瓷 显气孔率和体积密度的测定
Porous ceramics—Determination of apparent porosity and bulk density
2024-07-24
HB 5353.1-2004
熔模铸造陶瓷型芯性能试验方法 第1部分:显气孔率、吸水率和体积密度的测定
Test method for properties of investment casting ceramic core -- Part 1: Determination of apparent porosity, water absorption and bulk-density