etroleum products
roperties;Quality requirements;Specification (approval);Testing;Testing procedures【摘要】: This European Standard provides a framework for the specification of hard industrial bitumens used mainly inflooring, varnishes, mineral rubber, roofing and mastic.Within Europe several types of hard industrial bitumen are used, and dependent upon traditional practices,different grades may be used for the same purpose. The framework given in this European standard providesa basis for quality agreements to be established between supplier and client.The hard industrial bitumen products are graded by the limits of the ring and ball softening point values,expressed as multiples of 5, and are characterised by an H in front of the values.【中国标准分类号】: E43【国际标准分类号】: 75_140;91_100_50【页数】: 8P.;A4【正文语种】: 英语 | 欢迎光临 世界资料网论坛 (http://bbs.infoeach.com/) | Powered by Discuz! X2.5 |