Tiêu chuẩn quốc tế

• Số hiệu / Standard Number: ASTM D7417-17
• Năm ban hành / Publication date: 2017
• Tình trạng / Status: A - Còn hiệu lực
• Tên tiếng Anh / Title in English: Standard Test Method for Analysis of In-Service Lubricants Using Particular Four-Part Integrated Tester (Atomic Emission Spectroscopy, Infrared Spectroscopy, Viscosity, and Laser Particle Counter)
• Chỉ số phân loại Quốc tế (ICS) / By field: 75.100 - Chất bôi trơn, dầu công nghiệp và các sản phẩm liên quan
• Số trang / Page: 9
• Phạm vi áp dụng / Scope of standard: 1.1 This test method covers the quantitative analysis of in-service lubricants using an automatic testing device that integrates these varied technologies: atomic emission spectroscopy, infrared spectroscopy, viscosity, and particle counting. 1.2 This is suited for in-service lubricating oils having viscosities in the range between ISO 10 and ISO 320 and properties in the ranges given in Tables 1 and 2. Element Low Range, mg/kg High Range, mg/kg Element Low Range, mg/kg High Range, mg/kg Aluminum 5 to 100 NA Molybdenum 10 to 1000 NA Barium 25 to 150 150 to 2000 Nickel 5 to 100 NA Boron 5 to 100 100 to 1000 Phosphorous 100 to 600 600 to 4000 Calcium 25 to 500 500 to 9000 Potassium 10 to 1000 1000 to 4000 Chromium 8 to 100 NA Silicon 5 to 150 150 to 3000 Copper 5 to 500 500 to 1000 Sodium 10 to 1000 NA Iron 6 to 1000 1000 to 3000 Tin 6 to 100 NA Lead 6 to 150 NA Titanium 8 to 100 NA Magnesium 5 to 100 100 to 3000 Vanadium 7 to 100 NA Manganese 5 to 100 NA Zinc 8 to 100 100 to 4000 Note 1: Review Test Method D4739 and D2896 for particular lubricating oil applications. Physical Property Range Water, % by mass 0.1 to 3 Glycol, % by mass 0.1 to 2 Soot, % by mass 0.1 to 4 Fuel Dilution, % by mass 0.1 to 15 Oxidation, abs. 0.1 to 50 Nitration, abs. 0.1 to 35 Calculated Viscosity - IR 4 to 35 (100° cSt) Viscosity 40 °C, cSt (optional) 30 to 320 Viscosity 100 °C, cSt (optional) 5 to 25 Viscosity Index 5 to 150 Base Number, mg/g KOH 1.0 to 17