penetration grade
16 بار بازدید -
3 سال پیش
-
A simple method to determine
A simple method to determine the consistency of bitumen.asphalt binders with high penetration numbers (called soft) are used for cold climates while asphalt binders with low penetration numbers (called hard) are used for warm climates.
3 سال پیش
در تاریخ 1400/04/06 منتشر شده
است.
16
بـار بازدید شده