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Normas ASTM

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ASTM

ASTM E454 - 12(2021)

En Vigor
2021-09-01
Standard Specification for Industrial Perforated Plate and Screens (Square Opening Series)
 
ASTM

ASTM E877 - 21

En Vigor
2021-10-01
Standard Practice for Sampling and Sample Preparation of Iron Ores and Related Materials for Determination of Chemical Composition and Physical Properties
 
ASTM

ASTM D4998 - 13(2021)

En Vigor
2021-10-01
Standard Test Method for Evaluating Wear Characteristics of Tractor Hydraulic Fluids
 
ASTM

ASTM E2558 - 13(2021)

En Vigor
2021-02-01
Standard Test Method for Determining Particulate Matter Emissions from Fires in Wood-Burning Fireplaces