Tiêu chuẩn quốc tế
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Số hiệu
Standard Number
AASHTO M 320:2017
Năm ban hành 2017
Publication date
Tình trạng
A - Còn hiệu lực
Status |
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Tên tiếng việt
Title in Vietnamese Standard Specification for Performance-Graded Asphalt Binder
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Tên tiếng anh
Title in English Standard Specification for Performance-Graded Asphalt Binder
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Thay thế cho
Replace AASHTO M 320:2016
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Lịch sử soát xét
History of version
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Số trang
Page 8
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Phạm vi áp dụng
Scope of standard This specification covers asphalt binders graded by performance. Grading designations are related to the average seven-day maximum pavement design temperature and the minimum pavement design temperature. This specification contains Table 1 and Table 2. If no table is specified, the default is Table 1. Table 2 incorporates R 49 for determining the critical low cracking temperature using a combination of T 313 and T 314 test procedures. Note 1-For asphalt cements graded by viscosity at 60°C, see M 226. Note 2-R 29 provides information for determining the performance grade of an asphalt binder. Note 3-For specifying performance-graded asphalt binder using Multiple Stress Creep Recovery MSCR), see M 332. |