规范
Components for hm - 1972 - 1 - d
切割环,SS | HM-1220.24.8 |
压实环,SS | hm - 1972 - 3 - d |
Loading Weight, 60 PSF (SS) | hm - 1972 - 6 d |
顶部多孔石 | HM-4184.240 |
基层多孔石; 3.31“dia. x 0.25“厚 |
HM-4184.331 |
Components for hm - 1972 - 1 - e
切割环,SS | HM-1220.25.8 |
压实环,SS | hm - 1972 - 3 - e |
Loading Weight, 60 PSF (SS) | hm - 1972 - 6 - e |
顶部多孔石 | HM-4184.2485 |
基层多孔石; 3.31“dia. x 0.25“厚 |
HM-4184.331 |