قیر با استاندارد 50/ 40 و مشخصات فنی ذیل

(PAVING BITUMENS ROAD CONSTRUCTION BITUMENS)

Test Method Specification Unit Description
ASTM - D – 71, D3289 1.01 – 1.06 (Kg/m3) Specific Gravity   @ 25 oC
ASTM - D – 5 40 / 50 ……….. Penetration @ 25 oC 100 gr. 5s
ASTM - D – 36 52 / 60 (oC) Softening Point
ASTM - D – 113 +150 (cm) Ductility @ 25 oC 5 cm/min
ASTM - D – 6 0.2 Max. (Wt %) Loss on Heating
ASTM -  D – 5 20 Max. (%) Drop in Penetration after Heating
ASTM - D – 92 250  Min. (oC) Flash Point
ASTM - D – 2042 99.0 Min. (Wt %) Solubility in T.C.E
ASTM - D – 4 99.5 min …………. Bitumen Content in CS2
DIN-EN12606-1 2.0 (Wt %) WAX Content 
*A.A.S.H.O.T.102 Negative …………. Spot Tes