共找到 150 條與 數字密度計法 相關的標準，共 10 頁
本標準規定了采用浮力法及幾何法測定纖維增強塑料密度及相對密度的設備、試樣、試驗步驟、計算、試驗結果和試驗報告。 本標準適用于纖維增強塑料的板狀、棒狀、管狀和模壓試樣的密度與相對密度的測定。它包括浮力法和幾何法兩種試驗方法。浮力法適用于吸濕性弱的材料，幾何法適用于吸濕強的材料。可按
Test methods for density and relative density of fiber reinforced plastics
Standard Test Method for Density Of Plastics By The Density-Gradient Technique
Densitometry (Trial)
Rice. Method of determination of density
Unified system design documentation. Diagrams. Kinds and types. General requirements for fulfilment
The measured mean bulk density of a coal stockpile is used with a measurement of the stockpile volume per Test Method
Standard Test Method for Determination of Bulk Density of Coal Using Nuclear Backscatter Depth Density Methods
1.1 This test method covers procedures for determining the bulk density of coal using instrumentation that measures the relative backscatter
Standard Test Method for Determination of Bulk Density of Coal Using Nuclear Backscatter Depth Density Methods
Composites. Determination of density by volumetric displacement - skeleton density by gas pycnometry
Four methods for plastics in the form of sheet, film, tube, powder, granules, etc
Methods of testing plastics. Dimensional properties. Determination of density and relative density of non-cellular plastics. Methods 620A to 620D:Determination of density and relative density of non-cellular plastics
This International Standard describes methods for the determination of true relative density and the apparent relative density of brown coals
Brown coals and lignites - Determination of true relative density and apparent relative density
Technical specifications for enhanced versatile disk systems Part 2: Technical specifications for enhanced versatile disk file systems
本文件規定了用于測定無孔模塑或擠出塑料密度的梯度柱法。密度梯度柱是含有兩種液體混合物的柱體，柱體中的密度從頂部到底部均勻增加。 注：本文件適用于顆粒狀材料，只要它們是無孔的。密度通常用于跟蹤塑料材料物理結構或成分的變化。密度也可用于評估樣品或試樣的均勻性。通常，塑料材料的密度取決于試樣制備方法的選擇
Method for determination of density of plastic non-foam plastics Part 2: Density gradient column method (draft)
B 5367.7-86標準名稱：碳石墨密封材料密度測定方法 本方法適用于碳石墨密封材料密度的測定
Method for Determination of Density of Carbon Graphite Sealing Materials
This document specifies a method for the determination of the density of liquid resins using a pycnometer
Plastics - Liquid resins - Determination of density by the pycnometer method (ISO 1675:2022)
Test methods for density and relative density of chemical products (Erratum 1)
