The objective of this Test Method is to specify the procedures for the determination of the penetration of bitumen and related roadmaking products. It is applicable to bituminous materials with penetrations less than or equal to 200 (0.1 mm).AS 2341.12:2020 a N W A 1 + M N N O N 0 Australian STANDARDS Methods of testing bitumen and related roadmaking products Method 12: Determination of penetration STANDARDS AS 2341.12:2020 This Australian Standards was prepared by CH-025, Bitumen And Related Products (For Roadmaking). It was approved on behalf of the Council of Standards Australia on 6 April 2020. This Standard was published on 17 April 標(biāo)準(zhǔn)截圖