ASTM E313 PDF

ASTM E Calculating Yellowness and Whiteness Indices from Instrumentally. Measured Color Coordinates. This practice provides numbers that correlate. 1 Jan ASTM E Standard Practice for Calculating Yellowness and Whiteness Indices from Instrumentally Measured Color Coordinates. 14 Jan Yellowness indices are used chiefly to measure these types of degradation. Yellowness Index per ASTM Method E is calculated as follows.

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Send us a request Wilton UK: Referenced Documents purchase separately The documents listed below are referenced within the subject standard but are not provided as part of the standard. Assurance Testing Inspection Certification. In general, specimens should be prepared and presented for measurement in the manner that is standard for the test being performed.

Rick Beets, Bristolite President, demonstrates the impact resistance of Tufflite for customers. Multiple samples should be measured and the readings averaged. Astm e d313, pending ASTM skylight fall protection drop test requires dropping a lb sand filled canvas bag with astm e 5.

For example, a series astm e specimens to be compared should have generally similar gloss, texture, and if not opaque thickness, and translucency. Test sample packaging, handling, and preparation preferably no cleaning can affect the test results by modifying the surface of the sample. Validating the specifications, value and safety aztm your d materials, products and assets. Link to Active This link will always route to the current Active version of d313 standard.

This practice provides numbers that correlate. White textiles, paints, and plastics are a few of the materials that can be described by the indices of yellowness or whiteness calculated by this practice. Because visual observing conditions can ast, widely, users should compare calculated indices with visual estimates to ensure applicability.

For yellowness measurement, this practice is limited to specimens having dominant wavelength in the range to nm, or Munsell hue Image 1. In general, specimens should be prepared and presented for measurement in the axtm that is standard for the test being performed.

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Norma ASTM Ee1

Referenced Documents purchase separately The documents listed below are referenced within the subject standard aetm are not provided as part of the standard. Because visual observing conditions can vary widely, users should compare calculated indices with visual estimates to ensure applicability. Historical Version s — view previous versions of standard.

As evidenced by this video our Gladiator Safety Screen passes the test. Global Reach Intertek is the industry leader with over 43, people in 1, locations in over countries. Formally confirming that your products and services meet all trusted external and internal standards. No other units asstm measurement are included in this standard.

Goetz Avenue, Santa Ana, California It is the responsibility of the user of this standard to establish appropriate e33 and health practices and determine the applicability of regulatory limitations prior to use.

Evaluating how your products and services meet and exceed quality, safety, sustainability and performance standards.

The astj of this practice is to compare specimens of the same material and same general appearance. Validating the specifications, value and safety of your raw materials, products and assets. A new, pending ASTM skylight fall protection drop test requires dropping a lb sand filled canvas bag with a 5. For whiteness measurement, this practice is limited to specimens having Munsell value greater than 8. Through our network of over 43, people in 1, laboratories and offices in countries, Intertek provides quality and safety solutions to a wide range of industries around the world.

No other units of measurement are included in this standard. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.

Yellowness Index (YI) ASTM E313

Inspection Validating the specifications, value and safety of your raw materials, products and assets. Assurance Testing Inspection Certification. Trituff Copolyester Supports 1, lb.

Global Reach Intertek is the industry leader with over 43, people in 1, locations in astm axtm countries. Gladiator Safety Screen installed on a wood curb supports two lb astm e in opposing corners. Gladiator Safety Screen installed on astk wood curb supports two lb loads in opposing corners.

E3313 Copolyester Supports 1, lb. For example, a series of specimens to be compared should have generally similar gloss, texture, and if not opaque thickness, and translucency.

Yellowness Index is a number calculated from spectrophotometric data that describes the change in color of a test sample from clear or white to yellow.

Large aztm impact test requires firing a 9 lb missile at a velocity of 49 fps to astm e fps at a distance of 17 ft from the skylight. Historical Version s – view previous versions of standard Translated Version s: For near-white specimens, however, it is often useful astm e calculate single-number scales of yellowness or whiteness. After specifying asrm illuminant, observer angle, and the reference color, the test sample is inserted into the specimen holder, and the spectrophotometer takes the reading.

E31 standards addressing the visual estimation of color and color difference are Practices DDEand Eand Guide E