1:DSHD-2801E1 Penetrometer is designed and developed as per the National Standard GB/T4509 “Test Methods for Needle Penetration of Petroleum Asphalt”, and T0604 “Asphalt Needle Penetration Test” in the Industry Standard JTJ052 Specification and Test Methods of Bitumen and Bituminous Mixture for Highway Engineering.
2:DSHD-2801E1 Penetrometer is mainly used to determine needle penetration of petroleum asphalt, modified asphalt, liquid petroleum asphalt and residues after evaporation of emulsified asphalt.
1)DSHD-2801A Penetrometer is designed and developed as per the National Standard GB/T269\"Test Methods for Cone Penetration of Lubricating Grease and Petroleum Grease\", GB/T4509\"Test Methods for Needle Penetration of Petroleum Asphalt\", and the Industry Standard ...
DSHD-2801C Penetrometer is designed and developed as per the National Standard GB/T 4509\"Test Methods for Needle Penetration of Petroleum Asphalt\", GB/T 269\"Test Methods for Cone Penetration of Lubricating Grease and Petroleum Grease\", and T0604\"Asphalt Penetration ...
1:DSHD-2801E1 Penetrometer is designed and developed as per the National Standard GB/T4509\"Test Methods for Needle Penetration of Petroleum Asphalt\", and T0604\"Asphalt Needle Penetration Test\" in the Industry Standard JTJ052 Specification and Test Methods of Bitumen and ...