Tiêu chuẩn quốc tế

• Số hiệu / Standard Number: ASTM D4-86(2010)
• Năm ban hành / Publication date: 2010
• Tình trạng / Status: W - Hết hiệu lực
• Tên tiếng Anh / Title in English: Standard Test Method for Bitumen Content
• Chỉ số phân loại Quốc tế (ICS) / By field: 91.100.50 - Chất kết dính. Vật liệu làm kín
• Số trang / Page: 4

Phạm vi áp dụng / Scope of standard

1.1 This test method covers the determination of bitumen content in materials containing at least 25 % bitumen. Bitumen content may usually be expeditiously and accurately determined by Procedure No. 1, Section 7. However, some bituminous materials containing finely divided mineral matter may clog the filter or the mineral residue may not be easily retained, in which cases Procedure No. 2, Section 8, shall be followed.

1.2 The values stated in SI units are to be regarded as standard. No other units of measurement are included in this standard.

1.3 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability and regulatory limitations prior to use. For specific precautionary information, see Section 4.